programming-languages

Code: Megapixel99/lambda-language lm is a small low-level language with four independent backends: C, WebAssembly, ARM64, and bytecode for a VM. Its test suite is built around the fact that there are four of them. Every program runs through all four and the outputs are compared byte for byte against each other and against a recorded expectation, so a backend that gets something subtly wrong disag…

I’m venturing into Rust and it’s both satisfying and mind-boggling at the same time. So far I’ve been learning from the book and Mara Bos’ book, but I got the itch to do some dissecting myself. My initial goal of these experiments was to compare Rust’s approach to polymorphism with C++’s. Ultimately, however, as I’ve come to realize, it’s a bit of a trap when trying to understand a new language t…

Clients of a house only see the facade: the door, the windows, the porch. The boiler closet, the fuse box, and the plumbing stay out of sight — and that is exactly what lets someone rearrange them without telling anyone. An Elixir module works the same way. The functions other modules call are the facade; helpers marked defp are the boiler closet. In the previous article about project structure w…

I’m trying to understand address pipelining in the 80386 and 386EX. It is well understood that by pulling on the NA# pin at the right time that the processor will jump into pipeline mode and output a ...

Microsoft has released Visual Studio Code 1.136, an update to the popular programming editor that previews an Agent Merge feature and introduces two experimental features for agentic coding. VS Code 1.136 was released September 2 and can be downloaded from code.visualstudio.com . Agent Merge , a preview feature, helps take a pull request across the finish line, Microsoft said. Agent Merge asks an…