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A “Better C” Benchmark
An unusual benchmark for programming languages, designed to replace C. Unlike many other benchmarks, this one measures developer productivity and performance.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 399 posts.
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Learn Python ASTs, by building your own linter
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How the AWS team will contribute to Rust’s success
Since the start of the year, the AWS Rust team has been drafting our charter and tenets. Charters and tenets are the framework AWS teams use to define our scope and priorities. The charter tells you what the team does, and the tenets tell you how the team will do it. Since one of our […]
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Down the Golang Nil Rabbit Hole
Edit 2021-03-30: Jeremy Mikkola wrote about some closely related topics back in 2017. Edit 2021-03-31: Chris Siebenmann wrote a response to this post that explains exactly how interface values that are nil are typed. It’s more complicated than I thought! I’m not sure I have another Rust & Postgres blog post in me…
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Julia and the Reincarnation of Lisp (2020)
Background
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Gopher – A 280B parameter language model
Language, and its role in demonstrating and facilitating comprehension - or intelligence - is a fundamental part of being human. It gives people the ability to communicate thoughts and concepts, express ideas, create memories, and build mutual understanding. These are foundational parts of social intelligence. It’s…
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Programming Language Memory Models
Programming language memory models answer the question of what behaviors parallel programs can rely on to share memory between their threads. For example, consider this program in a C-like language, where both x and done start out zeroed.
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Racket Compiler and Runtime Status
posted by Matthew Flatt With the upcoming version 8.0 release, Racket on Chez Scheme (Racket CS) will become the default implementation of Racket. This report discusses the implications of that change, continuing a series that was originally about Racket...
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Mugo, a toy compiler for a subset of Go that can compile itself
Mugo is a single-pass compiler for a tiny subset of the Go programming language -- just enough to compile itself.
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An Object-Oriented Language for the '20s
Object-oriented programming is out of fashion now, and it has been for a while. Rarely are new programming languages intentionally object-oriented. And there are good reasons for this: OO often requir…
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Don’t blindly prefer emplace_back to push_back
In one of my recent training courses, a student informed me that both clang-tidy and PVS-Studio were complaining about some code of the form
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Giving Ada a Chance
ajxs personal site
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The visitor pattern is essentially the same thing as Church encoding
The functional programming analog of an object-oriented design pattern
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Get a Life
When I was a kid, I wrote a BASIC program to explore Conway’s Game of Life on my 8088. It was painfully slow, so I began an assembly rewrite. But I failed at Life: I abandoned the project in frustration because I kept freezing up my system.
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Six years of professional Clojure development
Over the last couple of years me and my colleagues here at doctronic have been busy creating and maintaining more than a dozen of individual software systems for our clients.
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Parser Combinators in Elixir
Learn what parser combinators are, what they are made of, and how to make your own CSV parser using NimbleParsec, a parser combinator library written in Elixir.
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Etsy’s Journey to TypeScript
Over the past few years, Etsy’s Web Platform team has spent a lot of time bringing our frontend code up to date. It was only...
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Abstract Clojure
Depend on abstractions, not on concretions
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Sublime Clojure
New Sublime Text plugin for working with Clojure
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Explaining Ruby Fibers
Explaining Ruby Fibers - Noteflakes
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Swift Distributed Actors
We’re thrilled to announce a new open-source package for the Swift on Server ecosystem, Swift Distributed Actors, a complete server-oriented cluster library for the upcoming distributed actor language feature!
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Learning that you can use unions in C for grouping things into namespaces
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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The Evolutions of Lambdas in C++14, C++17 and C++20
Expressive code in C++
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PureScript and Haskell
Two years ago, I starting learning PureScript. I had been intrigued by purely functional programming for some time but had failed to learn Haskell once or twice. PureScript seemed to be a kinder, gentler introduction to this world while retaining the fundamental properties of pureness that made Haskell intriguing to…
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Clojure Core
Earlier today Rich Hickey let the cat out of the bag that I’m joining the Clojure Core development team.
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Coalton: How to Have Our (Typed) Cake and (Safely) Eat It Too, in Common Lisp
By Robert Smith, Elias Lawson-Fox, Cole Scott Updated July 1, 2025 by Robert Smith. Introduction Coalton is a statically typed functional programming language built with Common Lisp. We can load it like a normal Lisp library. CL-USER> (asdf:load-system "coalton") CL-USER> (in-package #:coalton-user) COALTON-USER> This…
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Scala projects are difficult to maintain
Scala is a powerful programming language that can make certain small teams hyper-productive.