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State of Python 3.13 performance: Free-threading
Python 3.13 is out and it's time to run some benchmarks to see how well it performs with the new free-threaded mode.
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Programming Languages
The most popular blog posts about programming languages on Hacker News. 81 posts.
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Py2wasm – A Python to WASM Compiler
Since starting Wasmer five years ago we've been obsessed with empowering more languages to target the web and beyond through Webassembly. One of the mo...
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TypeScript: Branded Types
How to brand TypeScript types for norminal typing, providing an automated and easy-to-use way of making a type nominal.
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Jank development update – Moving to LLVM IR
Learn about jank's upcoming LLVM IR codegen, Rust interop plans, and more.
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Embracing Common Lisp in the modern world
Explore how Common Lisp and Clojure shape modern programming, and discover why understanding these foundations is crucial for tech choices today
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Go: Sentinel errors and errors.Is() slow your code down by 3000%
An exhaustive set of benchmarks on different ways to approach error handling in Golang. We demonstrate that common sentinel error idioms are slow your code down by 5x.
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Dennis Ritchie on the priorities of && || vs. == etc. (1982)
Early C had no separate operators for & and && or | and || . (Got that?) Instead it used the notion (inherited from B and BCPL ) of "truth-value context": where a Boolean value was expected, after "if" and "while" and so forth, the & and | operators were interpreted as && and || are now; in ordinary expressions, the…
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Improving Interoperability Between Rust and C++
Posted by Lars Bergstrom – Director, Android Platform Tools & Libraries and Chair of the Rust Foundation Board Back in 2021, we announced...
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Based: Simple linear attention language models
BASED is a linear attention architecture that decodes without a KV-cache, delivering a 24x throughput improvement over Transformers with FlashAttention-2.
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Three ways to think about Go channels
Blog for DoltHub, a website hosting databases made with Dolt, an open-source version-controlled SQL database with Git-like semantics.
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The Next Big Step in Mojo Open Source
At Modular, open source is ingrained in our DNA. We firmly believe for Mojo to reach its full potential, it must be open source. We have been progressively open-sourcing more of Mojo and parts of the MAX platform, and today we’re thrilled to announce the release of the core modules from the Mojo standard library under…
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JEP 467: Markdown Documentation Comments
Enable JavaDoc documentation comments to be written in Markdown rather than solely in a mixture of HTML and JavaDoc @ -tags.
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Evolving the Go Standard Library with math/rand/v2
Go 1.22 adds math/rand/v2 and charts a course for the evolution of the Go standard library.
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Factor 0.100 Now Available
“Life can only be understood backwards; but it must be lived forwards.” — Kierkegaard
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Porting to GCC 14: C language issues
The GCC 14 release series differs from previous GCC releases in a number of ways . Some of these are a result of bug fixing, and some old behaviors have been intentionally changed to support new standards, or relaxed in standards-conforming ways to facilitate compilation or run-time performance.
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New GitHub Organization for the Swift Project
Today, we are announcing an exciting development for the Swift programming language: its migration to a dedicated GitHub organization at GitHub.com/swiftlang.
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Half My Life with Perl
I had never met Randal Schwartz before, but when I reached out to him about contributing to year 25 of the Perl Advent Calendar, he immediately agreed. This year I wanted to try some new things and Randal suggested giving a Perl-specific talk which he had given once before, but which was lacking in recording quality…
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APL at Volvo
Hercules is a system used by the Volvo Car Corporation (Volvo) for planning car production. Its main output is the monthly Master Production Schedule (MPS) – a detailed plan on how many cars are to be produced per market, factory and week during the following 13-15 months. Migrating such a comprehensive and vital…
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A Walk with LuaJIT
How we scrape callstack information from the LuaJIT engine for profiling
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Gleam 1.2.0 release – Fault tolerant Gleam
News post: Gleam v1.2.0 released
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Go(lang): Robust generic functions on slices
Avoiding memory leaks in the slices package.
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JEP 483: Ahead-of-Time Class Loading and Linking
Improve startup time by making the classes of an application instantly available, in a loaded and linked state, when the HotSpot Java Virtual Machine starts. Achieve this by monitoring the application during one run and storing the loaded and linked forms of all classes in a cache for use in subsequent runs. Lay a…
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A brief interview with Tcl creator John Ousterhout (2023)
Dr. John Ousterhout is a computer science luminary who has made significant contributions to the fie
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Lightstorm: Minimalistic Ruby Compiler
Some time ago I was talking about an ahead-of-time Ruby compiler. We started the project with certain goals and hypotheses in mind, and while the original compiler is at nearly 90% completion, there are still those other 90% that needs to be done.
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Rama is a testament to the power of Clojure
It took more than ten years of full-time work for Rama to go from an idea to a production system. I shudder to think of how long it would have taken without Clojure. Rama is a programming platform …
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The Emacsen family, the design of an Emacs and the importance of Lisp (2023)
00:00.000 Introduction 00:17.000 Why Lisp matters 01:26.640 Why Emacs Lisp was chosen 02:54.841 Other "Emacsen" 03:38.581 Why not Common Lisp? 06:39.120 Common Lisp is still not dead or is always dead 08:30.080 Lem is a nice Emacsen implementation 08:58.260 Why not just use GNU Emacs? 10:31.080 Why Lem 14:03.080…
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Error Stacking in Rust
How to handle and report errors effectively in Rust applications is a common question. This blog shares our experience organizing variant types of Error in a complex system like GreptimeDB, from how an error is defined to how to log the error or present it to end-users. Such a system is composed of multiple components…