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Testing Distributed Systems
Curated list of resources on testing distributed systems
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The latest blog posts to take off on Hacker News. 21,827 posts.
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Racket 8.4
_posted by John Clements_ Racket version 8.4 is now available from https://download.racket-lang.org. Command-line Racket provides a new expression editor by default for its read-eval-print loop (REPL). The new REPL is based on the Chez Scheme expr...
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OpenSCAD 3D rendering just got an order of magnitude faster
TL;DR: OpenSCAD users: download a nightly build & enable fast-csg in settings for 10x faster render (YMMV). Make your models more ambitious and report is...
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Single dependency stacks
Life with Postgres only.
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I decided to build a nine-bit computer
The first nerdy dispatch from my Quixotic Hardware Project, QIXOTE-1
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Landing a new syscall, part 1: What is futex?
A deep dive into the futex system call and how it is used to process synchronization functions.
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How UTF-8 Works
If you're anything like me, you love emojis! Emojis appear like an image on the screen, but they aren't an image like a PNG or JPEG. What do emojis look like to computers? 

0x820x820x980...
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I would like a job writing Haskell
From the highly eclectic blog of Mark Dominus
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CR+LF Has a Long History
The ASR33, like most teletypes of the era, works at a fixed rate. It does 10 characters per second. It is 110 Baud, using 1 start, 8 data (i...
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Some mistakes Rust doesn't catch
I still get excited about programming languages. But these days, it’s not so much because of what they let me do, but rather what they don’t let me do. Ultimately, what you can with a programming l...
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Finding the average of two unsigned integers without overflow
Another code golfing adventure.
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Read “Data and Reality”
Once more: we are not modeling reality, but the way information about reality is processed, by people. — Bill Kent I've got this working theory that you can...
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Vue 3 as the New Default
The official blog for the Vue.js project
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Resources to encourage children to learn to code
6 Interesting Resources to Encourage Your Child to Learn to Code
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What's in a good error message?
As software developers, we’ve all come across those annoying, not-so-useful error messages when using some library or framework: "Couldn’t parse config file", "Lacking permission for this operation", …
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The Hypermedia-Driven Application (HDA) Architecture
In this essay, Carson Gross explains the Hypermedia-Driven Application (HDA) architecture, which combines the simplicity of traditional Multi-Page Applications with the enhanced user experience of Single-Page Applications by extending HTML infrastructure through declarative syntax and hypermedia-based server…
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Java BitSet performance-flicker mystery
Why does the performance of this prime sieve, using a Java BitSet, flicker between either decent performance and half of that?
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Jo – a shell command to create JSON (2016)
I got tired of attempting to get shell scripts to produce valid JSON. You’ve likely seen something like this before: echo '{
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Don't make me think, or why I switched to Rails from JavaScript SPAs
I picked Ruby on Rails over React-based SPA to build Reviewbunny and it was wonderful. I didn't procrastinate determining the perfect setup …
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What I'd like to see in Go 2.0
Go is one of my favorite programming languages, but it is still far from perfect.
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Go performance from version 1.2 to 1.18
Shows how much the performance of Go has improved from version 1.2 through to 1.18 -- in its compiler, runtime, and libraries.
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My mental model of how alpha opacity works is wrong (2020)
When plotting overlapping elements with a defined alpha (opacity), I had always thought about it as an additive process with results clamped to not exceed 1.
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Optimizing GoAWK with a bytecode compiler and virtual machine
How I sped up GoAWK by switching from a tree-walking interpreter to a bytecode compiler and virtual machine interpreter.
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Rustenstein 3D: Game programming like it's 1992
For this Hack Week edition we decided to port the classic Wolfenstein 3D game to Rust.
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Competitive Programming with AlphaCode
Solving novel problems and setting a new milestone in competitive programming.