vieiro.net

2019-02-20 18:44:39 @ Hacker News 200

Article URL: https://www.nytimes.com/2019/02/20/us/politics/civil-asset-forfeiture-supreme-court.html Comments URL: https://news.ycombinator.com/item?id=19209957 Points: 329 # Comments: 80 Tweet

2019-02-20 17:36:37 @ Hacker News 200

Article URL: https://www.permanentrepresentations.nl/permanent-representations/pr-eu-brussels/documents/policy-notes/2019/02/20/joint-statement-regarding-the-copyright-directive Comments URL: https://news.ycombinator.com/item?id=19209262 Points: 214 # Com Tweet

2019-02-20 17:00:00 @ Apple Developer News and Updates

In an effort to keep accounts more secure, developers with the Account Holder role in a developer program will need to enable two-factor authentication to sign in to their Apple Developer account and Certificates, Identifiers & Profiles starting February 2 Tweet

2019-02-20 16:41:54 @ Hacker News 200

Article URL: https://www.cbc.ca/news/trending/pee-chlorine-red-eyes-swimming-pools-cdc-1.3127865 Comments URL: https://news.ycombinator.com/item?id=19208700 Points: 300 # Comments: 184 Tweet

2019-02-20 16:22:18 @ Hacker News 200

Article URL: https://thiscatdoesnotexist.com/ Comments URL: https://news.ycombinator.com/item?id=19208484 Points: 302 # Comments: 129 Tweet

2019-02-20 16:17:45 @ Quanta Magazine

A new proof shows why an uncountably infinite number of Möbius strips will never fit into a three-dimensional space. Tweet

2019-02-20 14:55:44 @ The Endeavour

According to this article, Microsoft is patching Windows 7 and Windows Server 2008 to look for SHA-2 hash functions of updates. These older versions of Windows have been using SHA-1, while newer version are already using SHA-2. This is a good move, but unn Tweet

2019-02-20 14:46:24 @ joecieplinski's blog

RECaf 1.6 For a while now, I’ve noticed RECaf users had a very different approach than I intended of logging an item from earlier in the day, or from the day before. The frequents list on the front panel of RECaf is great for one-tap access to your Tweet

2019-02-20 11:20:06 @ La Ciencia de la Mula Francis

Hay un experimento casero muy popular para producir un plasma. Se parte una uva por la mitad y se ponen las dos mitades juntas en un horno microondas. Conviene colocarlas […] La entrada Por qué las uvas producen un plasma en un horno microondas fue e Tweet

2019-02-20 09:01:13 @ Hacker News 200

Article URL: https://yc.dev Comments URL: https://news.ycombinator.com/item?id=19206396 Points: 276 # Comments: 92 Tweet

2019-02-20 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Tropical Depression 02W has organized and strengthened into a tropical storm. Tweet

2019-02-20 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Tropical Cyclone Oma is a large hurricane with a big eye. The storm appeared well-organized on satellite imagery as it moved through the Southern Pacific Ocean. Tweet

2019-02-20 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) When a stream of charged particles known as the solar wind careens onto the moon's surface at 450 kilometers per second (or nearly 1 million miles per hour), they enrich the moon's surface in ingredients that could make w Tweet

2019-02-20 06:00:00 @ Eurekalert

(European Geosciences Union) The program for the 2019 General Assembly of the European Geosciences Union (EGU) is now online. Among over 1,000 sessions, it features a Union symposium on climate tipping points and a session on science, politics and European Tweet

2019-02-20 05:11:31 @ Hacker News 200

Article URL: https://www.businessinsider.com/nest-microphone-was-never-supposed-to-be-a-secret-2019-2 Comments URL: https://news.ycombinator.com/item?id=19205457 Points: 442 # Comments: 243 Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

Locally checkable labeling problems (LCLs) are distributed graph problems in which a solution is globally feasible if it is locally feasible in all constant-radius neighborhoods. Vertex colorings, maximal independent sets, and maximal matchings are example Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

We give a technique to reduce the error probability of quantum algorithms that determine whether its input has a specified property of interest. The standard process of reducing this error is statistical processing of the results of multiple independent ex Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

In the general submatrix detection problem, the task is to detect the presence of a small $k \times k$ submatrix with entries sampled from a distribution $\mathcal{P}$ in an $n \times n$ matrix of samples from $\mathcal{Q}$. This formulation includes a num Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

A distance labeling scheme is an assignment of bit-labels to the vertices of an undirected, unweighted graph such that the distance between any pair of vertices can be decoded solely from their labels. An important class of distance labeling schemes is tha Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

We show that any $n$-variate polynomial computable by a syntactically multilinear circuit of size $\operatorname{poly}(n)$ can be computed by a depth-$4$ syntactically multilinear ($\Sigma\Pi\Sigma\Pi$) circuit of size at most $\exp\left({O\left(\sqrt{n\lo Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

Several recently developed quasi-polynomial time algorithms for Parity Games rely on construction of an automaton with quasi-polynomial number of states that separates specific languages of infinite words. This motivates a question of whether a matching qu Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

This text is a development of a preprint of Ankit Gupta. We present an approach for devising a deterministic polynomial time blackbox identity testing (PIT) algorithm for depth-$4$ circuits with bounded top fanin. This approach is similar to Kayal-Shubhan Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

We introduce the problem of learning mixtures of $k$ subcubes over $\{0,1\}^n$, which contains many classic learning theory problems as a special case (and is itself a special case of others). We give a surprising $n^{O(\log k)}$-time learning algorithm ba Tweet

2019-02-20 02:30:00 @ cs.CC updates on arXiv.org

We give an NC reduction from search to decision for the problem of finding a minimum weight perfect matching, provided edge weights are polynomially bounded. As a consequence, for settling the long-standing open problem of obtaining an NC perfect matching Tweet

2019-02-20 02:30:00 @ cs.CG updates on arXiv.org

We show new applications of the nearest-neighbor chain algorithm, a technique that originated in agglomerative hierarchical clustering. We apply it to a diverse class of geometric problems: we construct the greedy multi-fragment tour for Euclidean TSP in $ Tweet

2019-02-20 02:30:00 @ cs.CG updates on arXiv.org

The persistence diagram is an increasingly useful tool arising from the field of Topological Data Analysis. However, using these diagrams in conjunction with machine learning techniques requires some mathematical finesse. The most success to date has come Tweet

2019-02-20 02:30:00 @ cs.CG updates on arXiv.org

Clustering is the task of partitioning a given set of geometric objects. This is thoroughly studied when the objects are points in the euclidean space. There are also several approaches for points in general metric spaces. In this thesis we consider cluste Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

We consider a Min-Power Bounded-Hops Symmetric Connectivity problem that consists in the construction of communication spanning tree on a given graph, where the total energy consumption spent for the data transmission is minimized and the maximum number of Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

We consider the integrality gap of the subtour LP relaxation of the Traveling Salesman Problem restricted to circulant instances. De Klerk and Dobre conjectured that the value of the optimal solution to the subtour LP on these instances is equal to an enti Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

In this paper we study a max-min $k$-partition problem on a weighted graph, that could model a robust $k$-coalition formation. We settle the computational complexity of this problem as complete for class $\Sigma_2^P$. This hardness holds even for $k=2$ and Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

The Longest Common Increasing Subsequence problem (LCIS) is a natural variant of the celebrated Longest Common Subsequence (LCS) problem. For LCIS, as well as for LCS, there is an $O(n^2)$ algorithm and a SETH-based quadratic lower bound. For LCS, there is Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

Perturbed graphic matroids are binary matroids that can be obtained from a graphic matroid by adding a noise of small rank. More precisely, r-rank perturbed graphic matroid M is a binary matroid that can be represented in the form I +P, where I is the inci Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

In this paper, we study the dualization in distributive lattices, a generalization of the well known hypergraph dualization problem. We give a characterization of the complexity of the problem under various combined restrictions on graph classes and posets Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

We study the Travelling Salesperson (TSP) and the Steiner Tree problem (STP) in graphs of low highway dimension. This graph parameter was introduced by Abraham et al. [SODA 2010] as a model for transportation networks, on which TSP and STP naturally occur Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

A distance labeling scheme is an assignment of bit-labels to the vertices of an undirected, unweighted graph such that the distance between any pair of vertices can be decoded solely from their labels. An important class of distance labeling schemes is tha Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

We give almost tight conditional lower bounds on the running time of the kHyperPath problem. Given an $r$-uniform hypergraph for some integer $r$, kHyperPath seeks a tight path of length $k$. That is, a sequence of $k$ nodes such that every consecutive $r$ Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

We introduce the problem of learning mixtures of $k$ subcubes over $\{0,1\}^n$, which contains many classic learning theory problems as a special case (and is itself a special case of others). We give a surprising $n^{O(\log k)}$-time learning algorithm ba Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

We investigate the problem of identity testing for multidimensional histogram distributions. A distribution $p: D \rightarrow \mathbb{R}_+$, where $D \subseteq \mathbb{R}^d$, is called a $k$-histogram if there exists a partition of the domain into $k$ axis Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

The \emph{$\ell_2$ tracking problem} is the task of obtaining a streaming algorithm that, given access to a stream of items $a_1,a_2,a_3,\ldots$ from a universe $[n]$, outputs at each time $t$ an estimate to the $\ell_2$ norm of the \textit{frequency vecto Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

Document exchange and error correcting codes are two fundamental problems regarding communications. In the first problem, Alice and Bob each holds a string, and the goal is for Alice to send a short sketch to Bob, so that Bob can recover Alice's string. In Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

Given a graph $G$, we associate a path matrix $P$ whose $(i, j)$ entry represents the maximum number of vertex disjoint paths between the vertices $i$ and $j$, with zeros on the main diagonal. In this note, we resolve four conjectures from [M. M. Shikare, Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

In this work, we provide faster algorithms for approximating the optimal transport distance, e.g. earth mover's distance, between two discrete probability distributions $\mu, \nu \in \Delta^n$. Given a cost function $C : [n] \times [n] \to \mathbb{R}_{\geq Tweet

2019-02-20 02:30:00 @ cs.DS updates on arXiv.org

We give an NC reduction from search to decision for the problem of finding a minimum weight perfect matching, provided edge weights are polynomially bounded. As a consequence, for settling the long-standing open problem of obtaining an NC perfect matching Tweet

2019-02-20 01:25:02 @ Hacker News 200

Article URL: https://hackaday.com/2019/02/18/wifi-hides-inside-a-usb-cable/ Comments URL: https://news.ycombinator.com/item?id=19204467 Points: 366 # Comments: 151 Tweet

2019-02-20 00:33:57 @ John Carlos Baez

I’m talking about carbon dioxide scrubbers. This post will just be an extended quote from an excellent book, which is free online: • David McKay, Sustainable Energy: Without the Hot Air. It will help us begin to understand the economics. But so Tweet

2019-02-20 00:33:57 @ Physics Phorums

I’m talking about carbon dioxide scrubbers. This post will just be an extended quote from an excellent book, which is free online: • David McKay, Sustainable Energy: Without the Hot Air. It will help us begin to understand the economics. But so Tweet

2019-02-20 00:22:03 @ Signal vs. Noise

Did you receive this email from us today? Subject: Basecamp 3 security alert: You must set a new password ⚠️ You’re not alone! You’ve done nothing wrong, and you’re in good company. 1 in 20 Basecamp users got this email alert. Here’ Tweet

2019-02-19 23:43:40 @ Daring Fireball

“Secret Microphone” is the name of my new band.  ★  Tweet

2019-02-19 23:39:40 @ Hacker News 200

Article URL: https://alex.blog/2019/02/18/leukemia-has-won/ Comments URL: https://news.ycombinator.com/item?id=19203617 Points: 987 # Comments: 161 Tweet

2019-02-19 21:36:28 @ Hacker News 200

Article URL: https://www.latimes.com/science/la-sci-sn-jet-stream-flight-20190219-story.html Comments URL: https://news.ycombinator.com/item?id=19202532 Points: 203 # Comments: 174 Tweet

2019-02-19 21:26:53 @ Hacker News 200

Article URL: http://www.churyumov.com/2019/02/public-protest-against-amazon.html Comments URL: https://news.ycombinator.com/item?id=19202450 Points: 882 # Comments: 471 Tweet

2019-02-19 20:00:41 @ Hacker News 200

Article URL: https://thegradient.pub/openai-please-open-source-your-language-model/ Comments URL: https://news.ycombinator.com/item?id=19201728 Points: 283 # Comments: 119 Tweet

2019-02-19 19:45:57 @ Hacker News 200

Article URL: https://www.syfy.com/syfywire/no-oumuamua-is-not-an-alien-spaceship-it-might-be-even-weirder Comments URL: https://news.ycombinator.com/item?id=19201582 Points: 492 # Comments: 216 Tweet

2019-02-19 18:53:33 @ ACM Queue - All Queue Content

New emerging systems and protocols both tighten and loosen our notions of identity, and that's good! They make it easier to get stuff done. REST, IoT, big data, and machine learning all revolve around notions of identity that are deliberately kept flexible Tweet

2019-02-19 18:32:22 @ Signal vs. Noise

There’s a lot of hoops jump and obstacles to climb before starting a new business, but a lack of an all-burning passion for the pursuit shouldn’t be one of them. Yes, it’s easier to keep going when you like what you do, but it’s by no means a requirement t Tweet

2019-02-19 18:30:28 @ The Endeavour

Here’s an oversimplified survey of cryptographic hash functions: Everyone used to use MD5, now they use some variation on SHA. There’s some truth to that. MD5 was very popular, and remains popular years after it was proven insecure. And now var Tweet

2019-02-19 18:15:27 @ Not Even Wrong

I’m beginning to suspect that there are actually (at least) two different theoretical HEP physicists named Nima Arkani-Hamed out there. One of them (who I’ll call Nima1) believes the way to understand the fundamental nature of physical reality Tweet

2019-02-19 17:33:41 @ Hacker News 200

Article URL: https://chrome.google.com/webstore/detail/imdb-ratings-on-netflix/ohonjgnjobblbhfeamidafpnbkppbljh Comments URL: https://news.ycombinator.com/item?id=19200151 Points: 225 # Comments: 79 Tweet

2019-02-19 17:00:00 @ The Geomblog

All of twitter is .... atwitter?... over the OpenAI announcement and partial non-release of code/documentation for a language model that purports to generate realistic-sounding text from simple prompts. The system actually addresses many NLP tasks, but the Tweet

2019-02-19 16:57:31 @ IBM Research blog

IBM Research understands data privacy for a modern business and has developed state-of-the-art solutions for protecting data in the GDPR era. The post Privacy by Design for Financial Services Organizations in the GDPR Era appeared first on IBM Research Blo Tweet

2019-02-19 16:39:24 @ Hacker News 200

Article URL: https://www.codeshelter.co/ Comments URL: https://news.ycombinator.com/item?id=19199647 Points: 320 # Comments: 75 Tweet

2019-02-19 16:30:06 @ Quanta Magazine

Researchers hope that the genes of a glowing squid can illuminate how animals evolved organs for beneficial bacteria. Tweet

2019-02-19 15:32:11 @ Hacker News 200

Article URL: https://arstechnica.com/information-technology/2019/02/amazon-caught-selling-counterfeits-of-publishers-computer-books-again/ Comments URL: https://news.ycombinator.com/item?id=19199135 Points: 271 # Comments: 161 Tweet

2019-02-19 14:28:12 @ Hacker News 200

Article URL: https://www.nytimes.com/2019/02/19/business/mckinsey-hedge-fund.html Comments URL: https://news.ycombinator.com/item?id=19198776 Points: 201 # Comments: 100 Tweet

2019-02-19 14:27:00 @ Computational Complexity

I recently read an absurd article that speculated on who the Democratic VICE prez nominees will be. Yes, you read that right, VICE Prez. Gee, wouldn't knowing who the Prez nominees was first help. But leave it to Nate Silver and company to have a fascinati Tweet

2019-02-19 14:24:54 @ The Endeavour

I’ve written about elliptic curve and alluded to the fact that there’s a special kind of addition for points on the curve. But I haven’t gone into details because it’s more complicated than I wanted to get into. However, there’ Tweet

2019-02-19 14:08:08 @ Hacker News 200

Article URL: https://www.theguardian.com/money/2019/feb/19/four-day-week-trial-study-finds-lower-stress-but-no-cut-in-output Comments URL: https://news.ycombinator.com/item?id=19198649 Points: 614 # Comments: 212 Tweet

2019-02-19 12:00:16 @ ASF

Open Source Big Data in-memory columnar layer adopted by dozens of Open Source and commercial technologies; exceeded 1,000,000 monthly downloads within first three years as an Apache Top-Level Project Wakefield, MA —19 February 2019— The Apache Software F Tweet

2019-02-19 06:00:00 @ This Week in Rust

Hello and welcome to another issue of This Week in Rust! Rust is a systems language pursuing the trifecta: safety, concurrency, and speed. This is a weekly summary of its progress and community. Want something mentioned? Tweet us at @ThisWeekInRust or send Tweet

2019-02-19 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Scientists have discovered tadpole-shaped jets coming out of the Sun that may help explain why the corona (the wispy upper atmosphere of our star) is so inexplicably hot. Tweet

2019-02-19 06:00:00 @ Eurekalert

(Fundação de Amparo à Pesquisa do Estado de São Paulo) Presented during FAPESP Week London, instrument created in São Paulo will be improved in collaboration with Russia and will measure solar flares; launch is scheduled for 2022. Tweet

2019-02-19 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Tropical Depression 02W formed in the Northwestern Pacific Ocean on February 19 and the National Weather Service in Guam has issued warnings for Pohnpei, Chuuk and Yap States. NASA's Aqua satellite found three strongest s Tweet

2019-02-19 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) A new experimental type of deep space communications technology is scheduled to be demonstrated on the International Space Station this spring. Tweet

2019-02-19 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Tropical Cyclone Oma appeared well-organized on satellite imagery as it moved through the Southern Pacific Ocean, just northwest of New Caledonia. Tweet

2019-02-19 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) The oldest and coldest known white dwarf -- an Earth-sized remnant of a sun-like star that has died -- could be the first known white dwarf with multiple dust rings. The discovery, made by a volunteer working with the NAS Tweet

2019-02-19 06:00:00 @ Eurekalert

(National Institute of Standards and Technology (NIST)) The hunt for Earth-like planets, and perhaps extraterrestrial life, just got more precise, thanks to record-setting starlight measurements made possible by a National Institute of Standards and Techno Tweet

2019-02-19 06:00:00 @ Eurekalert

(Alfred P. Sloan Foundation) The Alfred P. Sloan Foundation announces the selection of 126 outstanding US and Canadian researchers as the recipients of the 2019 Sloan Research Fellowships. The fellowships, awarded yearly since 1955, honor early-career scho Tweet

2019-02-19 06:00:00 @ Eurekalert

(Arizona State University) Volunteer working with the Backyard Worlds: Planet 9 project has found the oldest and coldest known white dwarf star, ringed by dust and debris. Tweet

2019-02-19 06:00:00 @ Eurekalert

(University of Helsinki) The team of scientist showed that solar storms can accelerate particles simultaneously in several locations by combining data from the Low Frequency Array, LOFAR, with images from NASA, NOAA and ESA spacecraft. Tweet

2019-02-19 06:00:00 @ Eurekalert

(Association of Universities for Research in Astronomy (AURA)) The Backyard Worlds: Planet 9 project re-launches this week, with a call to volunteer citizen scientists to join the search for cold worlds near the Sun. With its newly revamped online interfac Tweet

2019-02-19 06:00:00 @ Eurekalert

(American Chemical Society) Journalists who register for the American Chemical Society's (ACS') Spring 2019 National Meeting & Exposition in Orlando will have access to nearly 13,000 presentations on the meeting's theme, 'Chemistry for New Frontiers,' and Tweet

2019-02-19 06:00:00 @ Eurekalert

(International Astronomical Union) Five sites on the far side of the Moon now have official names, including Chang'e-4's landing site. The names have significance in Chinese culture, reflecting the background of the probe's team. Tweet

2019-02-19 05:05:29 @ Hacker News 200

Article URL: https://www.mprnews.org/story/2019/02/07/google-location-police-search-warrants Comments URL: https://news.ycombinator.com/item?id=19196501 Points: 304 # Comments: 238 Tweet

2019-02-19 05:02:21 @ Hacker News 200

Article URL: https://babluboy.github.io/bookworm/ Comments URL: https://news.ycombinator.com/item?id=19196489 Points: 510 # Comments: 254 Tweet

2019-02-19 04:18:00 @ Hacker News 200

Article URL: http://cdm.link/2019/02/apple-2018-glitch/ Comments URL: https://news.ycombinator.com/item?id=19196354 Points: 313 # Comments: 323 Tweet

2019-02-19 01:00:00 @ objc.io

— Ole Begemann’s Swift notes mind map, July 2018. As some of you may have noticed, we recently started working on a fourth edition of our book, Advanced Swift. Many of you have been asking, and we’re glad to make it official. Swift 5.0 brings some impo Tweet

2019-02-18 23:52:19 @ Daring Fireball

Atoms makes beautiful, super comfortable shoes that slip on and off easily and even come in quarter sizes that ensure you get the perfect fit. More importantly, they’re looking to hire designers and a head of growth in Brooklyn. Cool features to working at Tweet

2019-02-18 22:14:51 @ Gödel's Lost Letter and P=NP

To solving the big questions, that is Cropped from Device Plus source Tetsuya Miyamoto is a mathematics teacher who divides his time between Tokyo and Manhattan. He is known for creating in 2004 the popular KenKen puzzle, which the New York Times started r Tweet

2019-02-18 20:35:18 @ Daring Fireball

It is astounding how strongly I agree with these rankings from Lucas Kwan Peterson at the LA Times. I know it’s fighting words to slag on In-N-Out, but their fries really are dreadful: And bringing up the rear is In-N-Out. Before you tell me there’s a way Tweet

2019-02-18 20:03:15 @ Daring Fireball

Jeremy Keith: Nine people came together at CERN for five days and made something amazing. I still can’t quite believe it. Coming into this, I thought it was hugely ambitious to try to not only recreate the experience of using the first ever web browser (c Tweet

2019-02-18 19:33:54 @ Daring Fireball

Martin McClellan, writing for The Seattle Review of Books back in 2016: But here is the heart of it: his collection is what allowed Mr. Jay his unique take on magic and entertaining. With such a library, Mr. Jay is able to fully articulate Nabokov’s rules Tweet

2019-02-18 19:27:32 @ Daring Fireball

Michael Chabon, remembering Ricky Jay: Though I knew him for seventeen years, I never had the chance to spend as much time with him as I would have liked. So I was, am, and always will be grateful that among those rare occasions was the day I accompanied Tweet

2019-02-18 17:39:57 @ The Endeavour

I’ve long been impressed by shell one-liners. They seem like magical incantations. Pipe a few terse commands together, et voilà! Out pops the solution to a problem that would seem to require pages of code. Are these one-liners real or mythology? To s Tweet

2019-02-18 17:13:45 @ Ole Begemann: iOS Development

In episode 1 of the new Swift Community Podcast, Chris Lattner, Garric Nahapetian, and John Sundell spoke about the origins of Swift and the current state of the Swift community, among other things. This is a transcript (edited for readability) of the part Tweet

2019-02-18 16:39:10 @ AWS Blog

Simon guides you through lots of new features, services and capabilities that you can take advantage of. Including the new AWS Backup service, more powerful GPU capabilities, new SLAs and much, much more! Chapters: Service Level Agreements 0:17 Storage 0:5 Tweet

2019-02-18 13:18:00 @ Backreaction

Barnard 68 is a molecular cloud that adsorbs light. It is dark and made of matter, but not made of dark matter. [Image: Wikipedia] Dark Matter  Dark Matter is, as the name says, matter. But “matter” is not just physicists’ way to say “stuff,” it’s a te Tweet

2019-02-18 13:18:00 @ Sabine Hossenfelder

Barnard 68 is a molecular cloud that adsorbs light. It is dark and made of matter, but not made of dark matter. [Image: Wikipedia] Dark Matter  Dark Matter is, as the name says, matter. But “matter” is not just physicists’ way to say “stuff,” it’s a te Tweet

2019-02-18 11:00:00 @ Swift blog

This post describes the goals, release process, and estimated schedule for Swift 5.1. Motivation and Goals The primary goal of Swift 5.1 is for the language to achieve module stability. Binary Compatibility On Apple platforms, since the ABI is now stabiliz Tweet

2019-02-18 10:29:44 @ brucknerite

Parece que la inteligencia artificial es ya capaz de cualquier cosa. Preparar traducciones aceptables, inventarse caras de gente que no existe, ¿terminar una sinfonía «inacabada»? Nada es tan sencillo… Tweet

2019-02-18 09:00:00 @ NSHipster

When you import a module into Swift code, you expect the result to be entirely additive. But as we’ll see, this isn’t always the case. Tweet

2019-02-18 06:00:00 @ Eurekalert

(DOE/Princeton Plasma Physics Laboratory) Feature describes the first fully kinetic model of plasma particles showing that fast reconnection can indeed occur in partially ionized plasma. Tweet

2019-02-18 01:00:00 @ The Syndicate

A large part of UIKit involves putting stuff in boxes and showing it to the user. As the framework (and the devices that it runs on) has evolved, this process has become a little more complicated. This article discusses two related but separate concepts i Tweet

2019-02-17 20:08:20 @ Daring Fireball

My thanks to Jamf for sponsoring last week at Daring Fireball. Jamf Now is a simple, cloud-based solution designed to help anyone set up, manage, and protect Apple devices at work. Easily configure company email and Wi-Fi networks, distribute apps to your Tweet

2019-02-17 06:00:00 @ Eurekalert

(Northwestern University) Researchers are developing a predictive model to help NASA anticipate conflicts and communication breakdowns among crew members and head off problems that could make or break the Mission to Mars.Highlights: Space exploration analo Tweet

2019-02-17 03:08:20 @ John Carlos Baez

This article describes some recent work on ‘direct air capture’ of carbon dioxide—essentially, sucking it out of the air: • Jon Gerntner, The tiny Swiss company that thinks it can help stop climate change, New York Times Magazine, 1 Tweet

2019-02-17 03:08:20 @ Physics Phorums

This article describes some recent work on ‘direct air capture’ of carbon dioxide—essentially, sucking it out of the air: • Jon Gerntner, The tiny Swiss company that thinks it can help stop climate change, New York Times Magazine, 1 Tweet

2019-02-16 14:37:53 @ La Ciencia de la Mula Francis

“Mi mente me engaña a menudo y no me entero. Igual que a ustedes la suya, vaya. Cambio la realidad continuamente, recuerdo cosas que no existieron, percibo una parte ínfima […] La entrada Reseña: “Nuestra mente nos engaña” de Helena Tweet

2019-02-16 12:26:52 @ 250bpm-blogs

[[div style="width:50em"]] by martin_sustrik Tweet

2019-02-16 12:26:52 @ Martin Sústri

[[div style="width:50em"]] by martin_sustrik Tweet

2019-02-16 03:48:50 @ Not Even Wrong

First a couple of items from Paris: Fields medalist Cédric Villani is campaigning for the position of Mayor of Paris. This Sunday there will be a campaign event/book launch for his new book, Immersion: De la science au Parlement. The … Continue Tweet

2019-02-16 01:19:40 @ The Endeavour

There are an infinite number of elliptic curves, but a small number that are used in elliptic curve cryptography (ECC), and these special curves have names. Apparently there are no hard and fast rules for how the names are chosen, but there are patterns. T Tweet

2019-02-16 00:09:40 @ Daring Fireball

My grades and comments on Apple’s 2018. Tweet

2019-02-16 00:03:26 @ YC

The UC Berkeley Society of Women Engineers (SWE) is hosting us at UC Berkeley on Thursday, February 28. We’ll be meeting with students and founders for group office hours and hosting a dinner talk. We hope to see you there. Tweet

2019-02-15 20:00:22 @ IBM Research blog

IBM researchers discover that in-memory computing on an integrated photonic chip has the ability to further transform the computing landscape. The post In-Memory Computing Using Photonic Memory Devices appeared first on IBM Research Blog. Tweet

2019-02-15 18:25:26 @ Daring Fireball

Tae Kim, reporting for CNBC: Goldman Sachs analysts attempted to address a touchy subject for biotech companies, especially those involved in the pioneering “gene therapy” treatment: cures could be bad for business in the long run. “Is c Tweet

2019-02-15 17:41:21 @ Gorilla Logic

In this developer tutorial, we are going to understand the basic concepts of microservices, in what ways microservice architectures are better than monolithic ones, and how we can implement a microservice architecture using Spring Boot and Spring Cloud. Le Tweet

2019-02-15 16:47:51 @ YC

Ryan Hoover is the founder of Product Hunt which was in the Summer 2014 YC batch and was acquired by AngelList. Dalton Caldwell is a Partner at YC where he runs admissions. Tweet

2019-02-15 16:00:00 @ iOS Weekly

Comment Thank you all for an amazing response to last week's comment. This is clearly a subject people are very passionate about! I closed the survey on Wednesday with 1,360 responses - thanks to you all for your time Tweet

2019-02-15 15:10:39 @ La Ciencia de la Mula Francis

Un viroide es una pequeña molécula de ARN desnudo (sin la cubierta proteica de los virus) capaz de infectar a las células de una planta. Se conocen unas 30 especies de […] La entrada Viroides observados con un microscopio de fuerza atómica fue escrit Tweet

2019-02-15 14:55:17 @ ASF

Mid-month already! Let's see what Apache Community worked on last week: A little Valentine's appreciation to all our Sponsors, whose support demonstrates how they #LoveApache http://apache.org/foundation/thanks ASF Board –management and ove Tweet

2019-02-15 12:40:00 @ Backreaction

Yesterday I gave a colloq about my work with Tobias Mistele on superfluid dark matter. Since several people asked for the slides, I have uploaded them to slideshare. You can also find the pdf here. I previously wrote about our research here and here. All m Tweet

2019-02-15 12:40:00 @ Sabine Hossenfelder

Yesterday I gave a colloq about my work with Tobias Mistele on superfluid dark matter. Since several people asked for the slides, I have uploaded them to slideshare. You can also find the pdf here. I previously wrote about our research here and here. All m Tweet

2019-02-15 11:45:00 @ 0xDE

Beware the Ides of February. Tweet

2019-02-15 06:00:00 @ Eurekalert

(San Diego State University) SDSU professor helps discover precursors to the tools we use to map the universe. Tweet

2019-02-15 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Tropical cyclones can become post-tropical before they dissipate, meaning they can become sub-tropical, extra-tropical or a remnant low pressure area.  As Tropical Cyclone Gelena transitioned into a subtropical storm, NAS Tweet

2019-02-15 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Tropical Cyclone Oma continued to stay just west of Vanuatu in the Southern Pacific Ocean as NASA-NOAA's Suomi NPP satellite passed overhead and captured an image of the tropical storm. Tweet

2019-02-15 06:00:00 @ Eurekalert

(University of Heidelberg) In the course of their life, open star clusters continuously lose stars to their surroundings. The resulting swath of tidal tails provides a glimpse into the evolution and dissolution of a star cluster. Thus far only tidal tails Tweet

2019-02-15 06:00:00 @ Eurekalert

(Astronomy & Astrophysics) Astronomy & Astrophysics publishes the work of researchers from the University of Vienna, who have found a river of stars, a stellar stream in astronomical parlance, covering most of the southern sky. The stream is relatively nea Tweet

2019-02-15 02:46:47 @ Daring Fireball

Tony Romm, reporting for The Washington Post: The Federal Trade Commission and Facebook are negotiating over a multi-billion dollar fine that would settle the agency’s investigation into the social media giant’s privacy practices, according to two people Tweet

2019-02-15 02:34:12 @ Daring Fireball

Perfect. I’m going to buy a lifetime supply of these.  ★  Tweet

2019-02-15 02:23:14 @ Daring Fireball

Dan Monk, reporting for WKRP WCPO Cincinnati The Kroger Co. debuted a new mobile payment option Wednesday that is launching in Columbus and Colorado but expanding to all stores nationwide by year end. Kroger Pay is an app that generates a single-use QR co Tweet

2019-02-15 01:26:38 @ La Ciencia de la Mula Francis

He participado en el episodio 202 del podcast Coffee Break: Señal y Ruido [iVoox, iTunes], titulado “Marte; Ardillas Fluorescentes; ‘Oumuamua en Serio; Alabeo Galáctico; Cerebro y Tripas; Entrevista: Casiana Muñoz”, 15 Feb 2019. “Todos los comentario Tweet

2019-02-15 01:05:08 @ Daring Fireball

Very serious, well-prepared people, the Trump administration. It’s not even a clean screenshot — Sanders screwed it up with a black dot from the Markup feature while cropping.  ★  Tweet

2019-02-15 00:07:39 @ Daring Fireball

Peter Kafka, writing at Recode: Here’s the short answer, which I’ve cobbled together by talking to industry sources: Apple has already signed many publishers to deals where they’ll get 50 percent of the revenue Apple generates through subscriptions to its Tweet

2019-02-14 23:09:47 @ The Endeavour

Yesterday I mentioned μRNG, a true random number generator (TRNG) that takes physical sources of randomness as input. These sources are independent but non-uniform. This post will present the entropy extractor μRNG uses to take non-uniform bits as input an Tweet

2019-02-14 19:36:38 @ Daring Fireball

J. David Goodman, reporting for The New York Times: Amazon on Thursday canceled its plans to build an expansive corporate campus in New York City after facing an unexpectedly fierce backlash from some lawmakers and unions, who contended that a tech giant Tweet

2019-02-14 18:00:10 @ YC

If you're an ambitious undergrad or graduate student with an engineering background, YC can help you get an internship at a YC-backed company. You apply once, and your profile will be sent to over 50 YC startups that are looking for summer interns. Tweet

2019-02-14 17:59:10 @ The Endeavour

If a coin comes up heads with probability p and tails with probability 1-p, the entropy in the coin flip is S = –p log2 p – (1-p) log2 (1-p). It’s common to start with p and compute entropy, but recently I had to go the other way around: Tweet

2019-02-14 17:20:19 @ Quanta Magazine

In spite of their name, “imaginary” numbers are as real as any other numbers, especially when it comes to hunting for lost treasure. Tweet

2019-02-14 15:40:19 @ AWS Blog

Dr. Stephanie Tuszynski (Director of the Digital Library – White House Historical Association) speaks about how they used AWS to bring the experience of the White House to the world. Additional Resources White House History About the AWS Podcast The AWS Po Tweet

2019-02-14 14:09:00 @ AWS Blog

Today we are launching the five new EC2 bare metal instances that I promised you a few months ago. Your operating system runs on the underlying hardware and has direct access to the processor and other hardware. The instances are powered by AWS-custom Inte Tweet

2019-02-14 13:52:00 @ Computational Complexity

So you've got an iPhone XS in Space Grey. Congrats, so do 20 million other people. Maybe you have different cases but otherwise the hardware in all these phones are virtually identical. Yet you can tell with a glance that this is your phone. You can person Tweet

2019-02-14 09:57:20 @ La Ciencia de la Mula Francis

La galaxia espiral ESO 510-G13 tiene un disco curvado espectacular. Muchas otras galaxias también. Incluida nuestra galaxia, la Vía Láctea, aunque su torsión es mucho más pequeña. Se publica en Nature Astronomy el […] La entrada La torsión del disco Tweet

2019-02-14 06:00:00 @ Eurekalert

(Rensselaer Polytechnic Institute) NASA's Astrobiology Program has awarded a $9 million grant to Earth First Origins project, led by Rensselaer Polytechnic Institute Assistant Professor Karyn Rogers, to uncover the conditions on early Earth that gave rise Tweet

2019-02-14 02:05:53 @ Daring Fireball

Dieter Bohn, writing at The Verge: We all feel trapped — or maybe captured — by the various ecosystems we live in. We all use excellent products every day made by behemoth companies, but increasingly only made by those companies. iPhone or And Tweet

2019-02-14 01:58:17 @ TED Blog

Today, GlobalXplorer, the citizen science platform created by satellite archaeologist Sarah Parcak with the 2016 TED Prize — which allows users live out their Indiana Jones fantasies and search for archaeological sites from home — announced the location of Tweet

2019-02-14 00:36:06 @ John Carlos Baez

I’ve got some good news! I’ve been hired by Bryan Johnson to help evaluate and explain the potential of various technologies to address the problem of climate change. Johnson is an entrepreneur who sold his company Braintree for $800M and start Tweet

2019-02-14 00:36:06 @ Physics Phorums

I’ve got some good news! I’ve been hired by Bryan Johnson to help evaluate and explain the potential of various technologies to address the problem of climate change. Johnson is an entrepreneur who sold his company Braintree for $800M and start Tweet

2019-02-13 22:00:47 @ The Endeavour

A recurring theme in math is that you may not need to do what it looks like you need to do. There may be a shortcut to where you want to go. A special case of this is that you may not need all the information that you think you need. For example, if you [& Tweet

2019-02-13 21:44:10 @ AWS Blog

lets you create petabyte-scale file systems that can be accessed in massively parallel fashion from hundreds or thousands of EC2 instances and on-premises servers, while scaling on demand without disrupting applications. Since the mid-2016 launch of EFS, w Tweet

2019-02-13 20:23:03 @ IBM Research blog

Since launching its Q Network initiative in 2017, IBM Research has been working with Fortune 500 companies, academic institutions, research labs and startups worldwide to advance quantum computing technology for commercial use. The post The IBM Q Network: Tweet