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Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 466 posts.
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Preserving Outputs Precisely while Adaptively Rescaling Targets
Multi-task learning - allowing a single agent to learn how to solve many different tasks - is a longstanding objective for artificial intelligence research. Recently, there has been a lot of excellent progress, with agents like DQN able to use the same algorithm to learn to play multiple games including Breakout and…
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Qt Creator 4.6 Beta Released
Explore the Qt Blog for the latest insights on e.g. Qt Creator, your go-to source for cross-platform development tips and updates.
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Testing techniques in Go
Explore technical topics, solutions, and resources for building with Twilio – and beyond.
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Tworoutines in Python
An interesting, and (as it turned out) doomed, method of combining async and synchronous Python code
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Gracefully Restarting a Go Program Without Downtime
This post discusses approaches to gracefully restart a Go application with a working sample, useful for developers and SREs who build services written in Go.
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Flutter Release Preview 2
Flutter is Google's new mobile app toolkit for crafting beautiful native interfaces on iOS and Android in record time. Today, during the keynote of Google Developer Days in Shanghai, we are announcing Flutter Release Preview 2: our last major milestone before Flutter 1.0.
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Android Pie SDK is now more Kotlin-friendly
When using the Java programming language, one of the most common pitfalls is trying to access a member of a null reference, causing a NullPointerException to be thrown. Kotlin offers protection against this by baking nullable and non-nullable types into the type system. This helps eliminate NullPointerExceptions from…
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Why OpenCV uses BGR color space (2015)
Learn the historical reason OpenCV stores color images in BGR order instead of RGB, from early camera formats to compatibility decisions.
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Are triggers really that slow in Postgres?
PostgreSQL trigger performance. Should we use tiggers at all? Find out how triggers perform in performance tests.
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Flight Recorder becomes part of OpenJDK
Provide a low-overhead data collection framework for troubleshooting Java applications and the HotSpot JVM.
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The Eudora Email Client Source Code
Electronic mail is one of “killer apps” of networked computing. The ability to quickly send and receive messages without having to be online at the same time created a new form of human communication. By now billions of people have used email.
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Reduce GPS data error on Android with Kalman filter and accelerometer
IT blog about developing and managing enterprise-level software solutions for blockchain, fintech, transportation & logistics, security, edtech, and advertising industries.
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EdgeDB: A New Beginning
In a few weeks we will release the first public technology preview of EdgeDB—a new open-source object-relational database. This post is a brief introduction and is the first in the series.
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Improved JavaScript and WebAssembly performance in EdgeHTML 17
In every release of Microsoft Edge, we tune the Chakra JavaScript engine to provide better startup and execution performance, with a leaner memory footprint, and with improved responsiveness on real-world workloads. As EdgeHTML 17 rolls out to users as part of the Windows 10 April 2018 Update, we’d like to dive into…
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Get Started with Blockchain Using the New AWS Blockchain Templates
Update: The content in the blog post below is no longer up to date. For more information please see our documentation. Many of today’s discussions around blockchain technology remind me of the classic Shimmer Floor Wax skit. According to Dan Aykroyd, Shimmer is a dessert topping. Gilda Radner claims that it is a floor…
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Johnny-Five v1.0 – JavaScript Robotics and IoT Framework
Johnny-Five is the original JavaScript Robotics & IoT Platform. Originally created by Rick Waldron in 2012, Johnny-Five is now maintained by a community of passionate software developers and hardware engineers. Over 75 developers have made contributions towards building a robust, extensible and composable ecosystem.
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C++ Programming Questions to Ask on Interview (2017)
All C++ interview questions have everything you need on live interview – explanation, possible right/wrong answers, following questions.
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Rationale: Or why am I bothering to rewrite nanomsg?
I became involved in the nanomsg community back in 2014, when I wrote mangos as a pure Go implementation of the wire protocols behind nanomsg . I did that work because I was dissatisfied with the ZeroMQ licensing model and the C++ baggage that came with it. I also needed something that would work with Go on illumos …
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Vulkan 1.1 Released
The Khronos Group announces the release of the Vulkan 1.1 and SPIR-V…
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Postgres data types you should consider using
PostgreSQL has a rich collection of extensions and nearly 100 different data types, each with their own tuned indexing or specialized functions. You probably already use integers and text, and today we're going to explore a few less-used but incredibly powerful PostgreSQL data types.
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JEP 325: Switch Expressions
Extend the switch statement so that it can be used as either a statement or an expression, and that both forms can use either a "traditional" or "simplified" scoping and control flow behavior. These changes will simplify everyday coding, and also prepare the way for the use of pattern matching (JEP 305) in switch …
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AWS Lambda Supports Python 3.7
Discover more about what's new at AWS with AWS Lambda Supports Python 3.7