14881
NaN Boxing (2020)
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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,835 posts.
14882
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.
14883
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…
14884
Subtleties of SQLite Indexes
Understanding query planner quirks yielded a ~35% speedup.
14885
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…
14886
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…
14887
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...
14888
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…
14889
Building a simple neural net in Java
Building a simple neural net in Java.
14890
Bridging Elixir and Python with Oban
Using Oban to seamlessly exchange durable jobs between Elixir and Python applications through a shared PostgreSQL database.
14891
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.
14892
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
14893
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
14894
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...
14895
14896
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.
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14898
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…
14899
14900
Why Hacker News should use a different Deterministic Algorithm, Not a Random One
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14901
14902
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.
14903
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.
14904
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.
14905
Quasi-Polynomial Algorithm for Graph Isomorphism
Update (Dec. 14): The long wait is over! Here’s Laci’s paper on the arXiv. So far, I’ve read it only deeply enough to note that it contains the following sentence: A group G ≤ S…
14906
Micro-Max, a 133-line Chess Source
There now is a Winboard version that can handle bigger boards, and a Fairy-Max engine that can run under it ( download )
14907
The little-known winstart.bat batch file
It had been there long before Windows 95, but nobody remembered.
14908
Introducing the Go Race Detector
How and why to use the Go race detector to improve your programs.
14909
Zed Editor: All Occurrences Search from 1s to 4ms
So zero-cost abstractions exist?
14910