14881
An Opinionated Treatise on Cosmos, a New Programming Language
Alright, guys. Today I want to talk about programming. It is interesting to note that I have solved it. Yes, I solved it. Here are my…
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 21,842 posts.
14882
Bring your monorepo down to size with sparse-checkout
Git 2.25.0 includes a new experimental git sparse-checkout command that makes the existing feature easier to use, along with some important performance benefits for large repositories.
14883
Persisting React State in LocalStorage
A common thing in React development is that we want to store a bit of React state in localStorage, and re-initialize from that value on the next page-load. This quick tutorial shows you how we can build a custom hook that does exactly this!
14884
Go Rocks - How Can We Avoid Something This Bad In The Future?
Welcome to my blog, which was once a mailing list of the same name and is still generated by mail. Please reply via the "comment" links.
14885
Nim Programming Language v0.16.0 released
The Nim programming language is a concise, fast programming language that compiles to C, C++ and JavaScript.
14886
When your hash becomes a string: Hunting Ruby's million-to-one memory bug
An "impossible" Ruby bug: Hashes becoming Strings at runtime. 2,700 identical crashes. No corruption. Just objects changing what they are. Deep dive.
14887
NaN Boxing (2020)
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14888
Package managers should be immutable, distributed and decentralized
I just came across an interesting post via Hacker News , from an author of several hundred NPM packages (some of which quite popular) that just removed all of his packages from NPM.
14889
NoSQL is What?
I found myself reading NoSQL is a Premature Optimization a few minutes ago and threw up in my mouth a little. That article is so far off base that I’m not even sure where to start, so I guess…
14890
Subtleties of SQLite Indexes
Understanding query planner quirks yielded a ~35% speedup.
14891
Bevy 0.13: ECS-driven game engine built in Rust
Thanks to 198 contributors, 672 pull requests, community reviewers, and our generous sponsors, we're happy to announce the Bevy 0.13 release on crates…
14892
Re-affirming Long-Term Support for Java in Amazon Linux
In light of Oracle’s recent announcement indicating an end to free long-term support for OpenJDK after January 2019, we re-affirm that the OpenJDK 8 and OpenJDK 11 Java runtimes in Amazon Linux 2 will continue to receive free long-term support from Amazon until at least June 30, 2023. We are collaborating and…
14893
Measuring GC latencies in Haskell, OCaml, Racket
James Fisher has a blog post on a case where GHC's runtime system imposed unpleasant latencies on their Haskell program: Low latency, large working set, and GHC's garbage collector: pick two of three The blog post proposes a very simple, synthetic benc...
14894
Into CPS, Never to Return
CPS, or continuation-passing style, is an intermediate representation for programs, particularly functional programs. It’s used in compilers for languages such as SML and Scheme. Much of its utility comes from its support for tail calls and nonlocal control flow such as call/cc, but it can also be used as an…
14895
Building a simple neural net in Java
Building a simple neural net in Java.
14896
Bridging Elixir and Python with Oban
Using Oban to seamlessly exchange durable jobs between Elixir and Python applications through a shared PostgreSQL database.
14897
Automatic bug-repair system fixes 10 times as many errors as its predecessors
MIT researchers have developed a machine-learning system that can comb through repairs to open-source computer programs and learn their general properties, in order to produce new repairs for a different set of programs.
14898
Building a message queue with only two UNIX signals
Have you ever asked yourself what if we could replace any message broker with a very simple one using only two UNIX signals? Well, I'm not surprised if you
14899
CLion – Brand New IDE for C and C++ Developers
Hello, Everyone!Today we have some great news to share with you. To make a long story short, C/C++ IDE goes public as CLion!Since the early days, JetBrains has been focused on making software
14900
Racket-on-Chez Status
posted by Matthew Flatt For background information about Racket on Chez Scheme (a.k.a. Racket CS), see the original announcement, the January 2018 report, the report at Scheme Workshop 2018, the January 2019 report, the ICFP experience report, an...
14901
14902
Connecting a 1980s Pinball Machine to the Internet
I built a device that allows a pinball machine from 1984 to automatically upload scores to the internet. The device taps into the machine’s memory bus and monitors the game state, uploading scores after each game.
14903
14904
How to turn a biased coin into a Fair Coin
Fair Coins are the currency of Userland. A Fair Coin flips fifty-fifty with mathematical exactness. In the real world most coins are pretty fair, but you never know whether there might be a small bias to one side or another. This presents Lauren Ipsum , a girl who's lost in Userland, with a problem. No one wants her…
14905
14906
Why Hacker News should use a different Deterministic Algorithm, Not a Random One
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14908
The Heroku Hacker's Guide
I finished The Heroku Hacker's Guide, a practical book on using and understanding Heroku, out now as a PDF and paperback. Here's why I wrote it.
14909
A bizarre “403 Forbidden” bug-hunting adventure
I've been trying to figure out a strange bug in Exist for iOS over the past couple of months, and finally managed to fix it yesterday. Without Josh 's help I would still be scratching my head over this bizarre issue.
14910
Types of events in event-driven systems
Event-driven systems come in all sorts of shapes and sizes. The obvious commonality is; they all use events to communicate information. These events come in many shapes and sizes, and determining what goes into an event has an immense impact on the design of your system.