In this short tutorial, we'll look at how we can pass arguments to Maven using the command line. The post Command Line Arguments as Maven Properties first appeared on Baeldung . Tweet
Pick a quaternion p = p0 + p1i + p2j + p3k and consider the function that acts on quaternions by multiplying them on the left by p. If we think of q as a vector in R4 then this is a linear function of q, and so it can be represented by multiplication by [ Tweet
I’ll be here for the next 3 hours and then again at around 12 pm for another 3 hours. As usual, there are countless possible topics and I'll be guided by whatever you're concerned with but as much as possible I’d like to focus on the recently reinstated Tweet
[This is a transcript of the video embedded below.] Asteroids are the new gold mines. Fly to an asteroid, dig up its minerals, become a billionaire. I used to think this is crazy and will never make financial sense. But after a lot of reading I’m now th Tweet
[This is a transcript of the video embedded below.] Asteroids are the new gold mines. Fly to an asteroid, dig up its minerals, become a billionaire. I used to think this is crazy and will never make financial sense. But after a lot of reading I’m now th Tweet
Explore a few Java libraries that allow us to capture images by accessing the webcam The post Capturing Image From Webcam In Java first appeared on Baeldung . Tweet
Google Cloud has recently raised the availability SLA for Bigtable instances up to 99.999%, matching the SLA for Firestore and Cloud Spanner. The data storage system introduced as well two new security features for enterprise workloads, Customer-managed Tweet
If a vector space has an inner product, it has a norm: you can define the norm of a vector to be the square root of the inner product of the vector with itself. You can use the defining properties of an inner product to show that This is a form of the so- Tweet
At WWDC21 Apple has announced new major iterations for its ARKit and RealityKit frameworks to create augmented reality-based apps for iOS. Most significantly, RealityKit 2 will allow developers to easily create 3D models from a collection of pictures, wh Tweet
Comment I didn’t know quite how to feel as I watched Kieran Senior talk about reviewing code and dealing with pull requests inside Xcode this week. At first, I was nothing but impressed when I realised Xcode Tweet
Recently, AWS announced the general availability (GA) of its fully-managed application delivery service, AWS Proton, allowing customers to easily provision, deploy, and monitor the microservices that form the basis of modern container and serverless appl Tweet
Unix has evolved for more than five decades, shaping modern operating systems, key software technologies, and development practices. Studying the evolution of this remarkable system from an architectural perspective can provide insights on how to manage Tweet
Paul Kenny (Ocean Learning) returned to BoS in March 2020 to talk about Building Resilience in Sales Teams at BoS Europe Online and how some new approaches have proven successful at creating winning mindsets amongst salespeople. Particularly in changing o Tweet
Much like a pod of whales or a pack of wolves, did you know that a group of gorillas is called a band? In this blog series, we’re going to introduce you to members of our band—engineers, technical recruiters, PMs, designers, and more who make up the most i Tweet
New Boot and Java goodness - things are certainly moving fast. And our last COVID launch started yesterday. The post Java Weekly, Issue 390 first appeared on Baeldung . Tweet
The long-anticipated London upgrade is now ready for deployement on the Ethereum testnets! The upgrade will first go live on Ropsten, at block 10499401, which is expected to happen around June 24, 2021. This upgrade follows Berlin, wh Tweet
The week has zipped by --it's Friday already-- and it's time to take a look at what the Apache community has been up to over the past week: ASF Board – management and oversight of the business affairs of the corporation in accordance wit Tweet
We consider the recognition problem of the Dyck Language generalized for multiple types of brackets. We provide an algorithm with quantum query complexity $O(\sqrt{n}(\log n)^{0.5k})$, where $n$ is the length of input and $k$ is the maximal nesting depth Tweet
The problem to be solved in this paper is to construct a general method of proving whether a certain set is p-computable or not. The method is based on a polynomial analogue of the classical Gandhi's fixed point theorem. The classical Gandhi theorem uses Tweet
We develop efficient randomized algorithms to solve the black-box reconstruction problem for polynomials over finite fields, computable by depth three arithmetic circuits with alternating addition/multiplication gates, such that output gate is an addition Tweet
Let $\Phi$ be a uniformly random $k$-SAT formula with $n$ variables and $m$ clauses. We study the algorithmic task of finding a satisfying assignment of $\Phi$. It is known that a satisfying assignment exists with high probability at clause density $m/n & Tweet
We show that in the Klein projective ball model of hyperbolic space, the hyperbolic Voronoi diagram is affine and amounts to clip a corresponding power diagram, requiring however algebraic arithmetic. By considering the lesser-known Beltrami hemisphere mo Tweet
Sparse linear regression is a fundamental problem in high-dimensional statistics, but strikingly little is known about how to efficiently solve it without restrictive conditions on the design matrix. We consider the (correlated) random design setting, whe Tweet
We study identifiability of Andersson-Madigan-Perlman (AMP) chain graph models, which are a common generalization of linear structural equation models and Gaussian graphical models. AMP models are described by DAGs on chain components which themselves are Tweet
Determining whether two particle systems are similar is a common problem in particle simulations. When the comparison should be invariant under permutations, orthogonal transformations, and translations of the systems, special techniques are needed. We pr Tweet
We develop a new primitive for stochastic optimization: a low-bias, low-cost estimator of the minimizer $x_\star$ of any Lipschitz strongly-convex function. In particular, we use a multilevel Monte-Carlo approach due to Blanchet and Glynn to turn any opti Tweet
In this note, we first recall the nonconvex problem setting and introduce the optimal PAGE algorithm (Li et al., ICML'21). Then we provide a simple and clean convergence analysis of PAGE for achieving optimal convergence rates. Moreover, PAGE and its anal Tweet
We study the problem of list-decodable linear regression, where an adversary can corrupt a majority of the examples. Specifically, we are given a set $T$ of labeled examples $(x, y) \in \mathbb{R}^d \times \mathbb{R}$ and a parameter $0< \alpha <1/2 Tweet
In the $(k,m)$-mappability problem, for a given sequence $T$ of length $n$, the goal is to compute a table whose $i$th entry is the number of indices $j \ne i$ such that the length-$m$ substrings of $T$ starting at positions $i$ and $j$ have at most $k$ m Tweet
Let $\Phi$ be a uniformly random $k$-SAT formula with $n$ variables and $m$ clauses. We study the algorithmic task of finding a satisfying assignment of $\Phi$. It is known that a satisfying assignment exists with high probability at clause density $m/n & Tweet
We discuss the problem of counting distinct elements in a stream. A stream is usually considered as a sequence of elements that come one at a time. An exact solution to the problem requires memory space of the size of the stream. For many applications thi Tweet
We study a novel problem of fairness in ranking aimed at minimizing the amount of individual unfairness introduced when enforcing group-fairness constraints. Our proposal is rooted in the distributional maxmin fairness theory, which uses randomization to Tweet
I’ve used Feedburner to allow people to subscribe to this blog via email. That service is going away, and so I just moved everyone over to MailerLite. I turned off Feedburner email, so nobody should get duplicate email. Feedburner’s RSS servic Tweet
2021-06-17 22:14:21 @ La Ciencia de la Mula Francis
Te recomiendo escuchar el podcast del episodio T03E36, «El Litoral malagueño está amenazado por especies invasoras», 17 jun 2021 [10:23 min.], del programa de radio “Ciencia para todos”, en el […] La entrada Ciencia para todos T03E36: El litoral Tweet
2021-06-17 21:16:14 @ La Ciencia de la Mula Francis
Te recomiendo escuchar el podcast del episodio T03E35, «Jornadas sobre investigación del coronavirus SARS-CoV-2 y la COVID-19 en la UMA», 02 jun 2021 [44:00–53:00 min.], del programa de radio “Ciencia para […] La entrada Ciencia para todos T03E35 Tweet
AWS Step Functions allow you to build scalable, distributed applications using state machines. Until today, building workflows on Step Functions required you to learn and understand Amazon State Language (ASL). Today, we are launching Workflow Studio, a lo Tweet
Mapping your team’s typical communication style can help improve communication and psychological safety, reduce friction within a team, and make conflict more productive. When we understand how we communicate and how we like to be communicated with, we Tweet
Posted by Charles Maxson, Developer Advocate Developing your own custom Google Chat bot is a great way for users and teams to interact with your solutions and services both directly and within context as they collaborate in Chat. More specifical Tweet
If you’ve been thinking of new ways to level up your Kotlin coding skills, programming competitions are a great way to do so. Starting from June 22, you can polish your Kotlin skills and practice solving algorithmic problems in a dedicated practice round o Tweet
If you’ve been thinking of new ways to level up your Kotlin coding skills, programming competitions are a great way to do so. Starting from June 22, you can polish your Kotlin skills and practice solving algorithmic problems in a dedicated practice round o Tweet
Today, Dave Brown, VP of Amazon EC2 at AWS, announced the Graviton Challenge as part of his session on AWS silicon innovation at the Six Five Summit 2021. We invite you to take the Graviton Challenge and move your applications to run on AWS Graviton2. The Tweet
Unmesh Joshi is completing another batch of his series on Patterns of Distributed Systems. First of these is Gossip Dissemination , which uses a random selection of nodes to pass on information to ensure it reaches all the nodes in the cluster wit Tweet
Benny Chor passed away on June 10, 2021. Luca Trevisan had a blog post on the news. We present a guest post on Benny Chor's life and works by Oded Goldreich. The post has many refs to papers. They will appear at the end with pointers to them. Tweet
Learn how automation, continuous testing, and supply management techniques can improve software quality and speed of delivery. Get valuable insights from world-class domain experts at InfoQ Live on July 20th. By Adelina Turcu Tweet
In three towering papers, a team of mathematicians has worked out the details of Liouville quantum field theory, a two-dimensional model of quantum gravity. The post Mathematicians Prove 2D Version of Quantum Gravity Really Works first appear Tweet
To stay competitive, organizations must innovate faster and operate more efficiently, and using dynamic and highly scalable cloud resources can help. IT teams can shift from the mindset of a binary choice between business agility and governance control, to Tweet
At our Spring 2021 Conference in April the future of the workplace was, unsurprisingly, a hot topic. We had two important keynotes on the theme (subscribe to get notified when they’re published), various breakout sessions, and innumerable conversati Tweet
When it comes to software development, there are so many ideas, strategies, and frameworks, that selecting the right one for your team can be a major undertaking. That being said, the best approach when it comes to going Agile is to jump right into it and Tweet
The Go team has announced fuzzing support is now available for beta testing. The main goal of the project is creating a unified and end-to-end experience for developers and users of the language, including robust module support, integration with the go c Tweet
Here it is. The speaker lineup (so far!) for TEDMonterey 2021: The Case for Optimism, which is just seven weeks away. At this very special TED event, we’ll celebrate the clear-eyed and the bold of heart, those who don’t shy away from the most i Tweet
Larry Li, Bill Cannon and I ran a session on non-equilibrium thermodynamics in biology at SMB2021, the annual meeting of the Society for Mathematical Biology. You can see talk slides here! Here’s the basic idea: Since Lotka, physical scientists have Tweet
Larry Li, Bill Cannon and I ran a session on non-equilibrium thermodynamics in biology at SMB2021, the annual meeting of the Society for Mathematical Biology. You can see talk slides here! Here’s the basic idea: Since Lotka, physical scientists have Tweet
A couple days ago I wrote about Gauss’ trick to multiply two complex numbers using only 3 real multiplications. This post will do something similar with quaternions. Just as the most direct approach to computing complex products requires 4 real mult Tweet
Animals sculpt the optical properties of their tissues at the nanoscale to give themselves “structural colors.” New work is piecing together how they do it. The post How Animals Color Themselves With Nanoscale Structures first appeared on Qu Tweet
You can use quaternions to describe rotations and quaternion products to carry out these rotations. These products have the form qpq* where q represents a rotation, q* is its conjugate, and p is the the vector being rotated. (That’s leaving out some Tweet
Slack recently posted a detailed description of the software architecture of its new role management system. Slack needed to build a system that was more flexible than the one it previously had. It created a custom containerized Go-based permission servi Tweet
2021-06-16 14:00:29 @ Apple Developer News and Updates
At Apple, we believe privacy is a fundamental human right. When people connect to a public Wi-Fi hotspot, they expect to use your app to send and receive data without worrying that someone in the vicinity could intercept their connection and gain acces Tweet
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 Tweet
What is a natural question? (\(\mathbb{M}\)) Gasarch on distinguishing notions of interestingness of mathematical problems based on ability to answer them, versus whether they lead to deeper mathematics. Tweet
An exploration of the possible career paths for senior engineers, and what it takes to get there. The post Career Growth: What Paths After Senior Engineer first appeared on Code Capsule . Tweet
I’ve written before about how the word “tensor” is applied to several different things, and that the connection between them isn’t immediately obvious. I thought about writing more about that some day, but I recently became aware o Tweet
If you are an existing Infura IPFS user or are currently self-hosting your data and want to migrate to the new Infura IPFS service , this tutorial is your step-by-step guide. The new Infura IPFS service is more reliable, performant and comes with a bunc Tweet
Today we are very pleased to announce the private beta launch of a new and improved IPFS . Over the last four years, Infura has provided developers with a simplified access path to Ethereum and IPFS. In setting up the first public IPFS APIs and Gatewa Tweet
In part 1 of this series , we took a tour of IPFS, explored its significance, and explained how it works. Now, we'll show you how to get started with Infura’s latest IPFS service, including a tutorial on how to use our IPFS API to pin and unpin your data Tweet
TL;DR – If you are using the ancient Feedburner feed for this blog, please change to the new one ( ASAP. Back in the early days of AWS, I paid a visit to the Chicago headquarters of a cool startup called FeedBurner. M Tweet
This is a striking portrait of the “outsider genius” Jacob Obrecht: Obrecht, ~1457–1505, was an important composer in the third generation of the Franco-Flemish school. While he was overshadowed by the superstar Josquin, I’m current Tweet
This is a striking portrait of the “outsider genius” Jacob Obrecht: Obrecht, ~1457–1505, was an important composer in the third generation of the Franco-Flemish school. While he was overshadowed by the superstar Josquin, I’m current Tweet
2021-06-15 16:57:13 @ Gödel's Lost Letter and P=NP
There are two ways to write error free programs; only the third one works–Alan Perlis Perlis on Coding Joy source Alan Perlis, the first Turing Award winner, summarized the whole issue of program correctness in his single quote. Maybe there is nothin Tweet
Every year, TED opens applications for its new group of TED Fellows. We get thousands of applications from all corners of the world, representing every field under the sun — musical theater, electric aviation, landscape architecture, quantum computin Tweet
Learn how to set and use the max-http-header-size property in a Spring Boot 2.x application. The post Max-HTTP-Header-Size in Spring Boot 2 first appeared on Baeldung . Tweet
Federica Coppari uses the world’s most powerful laser to recreate the cores of distant worlds. The post The Materials Scientist Who Studies the Innards of Exoplanets first appeared on Quanta Magazine Tweet
Paul Kenny talks about the story you tell in sales and the people who make the best story tellers. Paul Kenny has been developing salespeople for over 30 years. He set up his first training company largely out of frustration at not being able to find the Tweet
In this post you’ll find the answers to 10 of the most upvoted questions about Kotlin’s future. You can also jump into the discussions in the comments or on Reddit (links below)! A couple of weeks ago, as part of the 1.5.0 release event, we hosted a Kotlin Tweet
In this post you’ll find the answers to 10 of the most upvoted questions about Kotlin’s future. You can also jump into the discussions in the comments or on Reddit (links below)! A couple of weeks ago, as part of the 1.5.0 release event, we hosted a Kotlin Tweet
Facebook AI Research (FAIR) open-sourced Expire-Span, a deep-learning technique that learns which items in an input sequence should be remembered, reducing the memory and computation requirements for AI. FAIR showed that Transformer models that incorpora Tweet
Learn the differences between interfaces with default methods and abstract classes in Java. The post Interface With Default Methods vs Abstract Class first appeared on Baeldung . Tweet
Learn how we can configure Jenkins to improve its performance. The post Guide to Jenkins Architecture and Performance Improvements first appeared on Baeldung . Related Stories Attach and Det Tweet
This past week was marked by the release of Project Reunion 0.8 RC, Uno Platform 3.8, JetBrains Rider 2021.2 Early Access, and more. InfoQ examined these and a number of smaller stories in the .NET ecosystem from the week of June 7th, 2021. By Arthur C Tweet
2021-06-14 21:01:09 @ Complex Projective 4-Space | Where exciting things happen
The nth cyclotomic field is the field generated by a primitive nth root of unity, ζ. It is an example of a number field, consisting of algebraic numbers, and its dimension is φ(n) when regarded as a vector space over … Continue reading → Tweet
Posted by Miguel Guevara , Product Manager, Privacy and Data Protection Office. As developers, it’s our responsibility to help keep our users safe online and protect their data. This starts with building products that are secure by default, Tweet
Superconductivity has been discovered in graphene devices without any twists, suggesting the form of superconductivity in the material might be mundane after all. The post Graphene Superconductors May Be Less Exotic Than Physicists Hoped firs Tweet
The recent post on the wave equation on a disk showed that the Laplace operator has a different form in polar coordinates than it does in Cartesian coordinates. In general, the Laplacian is not simply the sum of the second derivatives with respect to each Tweet
Here’s my viewing guide for the WWDC 2021 sessions I found interesting this year. Where Do I Start? Watch the Platforms State of the Union (SOTU) for a summary of what’s new. It has a demo of Xcode Cloud, Holly Borla introducing the Swif Tweet
2021-06-14 14:00:22 @ Apple Developer News and Updates
While WWDC has come to a close, you can still explore the pavilions and check out some of the best sessions and challenges from the week. And to get you started, here are some of our favorites. WWDC21 Daily Recaps Tweet
Learn how to use the PatternLayout feature to mask sensitive data in application logs with Logback The post Mask Sensitive Data in Logs With Logback first appeared on Baeldung . Tweet
This week’s roundup features news from OpenJDK and JDK 17 moving to Rampdown Phase One, JDK 18, a new Helidon extension for Visual Studio Code, JFR support in GraalVM native images, Quarkus 1.13 maintenance release, WildFly 24 Beta1, and updates to Sprin Tweet
At WWDC21, Apple has introduced Swift 5.5, available in beta. Among its new features, one of the most anticipated is better concurrency support using aysnc/await and actors. By Sergio De Simone Tweet
The most straight-forward way of multiplying two complex numbers requires four multiplications of real numbers: def mult(a, b, c, d): re = a*c - b*d im = b*c + a*d return (re, im) Gauss [1] discovered a way to do this with only three multiplications: def Tweet
My thanks to Stack Social for sponsoring DF last week to promote The All-Star Mac Bundle Featuring Parallels Pro — a fantastic deal on some great Mac utilities. The bundle features five award-winning Mac apps for just $25 with coupon code: ALLSTARMAC , Tweet
Recently AWS announced the general availability of Amazon ECS Anywhere, a new capability in Amazon ECS that enables customers to quickly run and manage container-based applications on-premises, including virtual machines (VMs), bare-metal servers, and ot Tweet