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Software Engineering

The most popular blog posts about software engineering on Hacker News. 1,013 posts.

2014
305

Queues Don't Fix Overload

People misuse queues all the time. The most egregious case being to fix issues with slow apps, and consequently, with overload. But to say why, I'll need to take bits of talks and texts I have around the place, and content that I have written in more details about in Erlang in Anger .

307

IntelliJ IDEA 14 Released

Discover IntelliJ IDEA 2026.3 with JetBrains Air, Java and Kotlin for Cursor and VS Code, the Hibernate debugger, Git worktrees, cross-database queries, DuckDB, any LSP server, a libghostty terminal, and Java 28.

312

Make your program slower with threads

Years ago, while taking a numerical methods course, I wrote some code to calculate the expected number of shared birthdays in a group. The code is very simple: each attempt constructs a vector of N birthdays, then counts the duplicates. The outer loop runs millions of attempts, and calculates the mean number of shared…

324

Rust for functional programmers

This post follows up on OCaml for Haskellers from Edward Z. Yang (2010) and my own Haskell for OCaml programmers from earlier this year. Note The latest version of this document can be found online at https://dr-knz.net/rust-for-functional-programmers.html. Alternate formats: Source, PDF. Prologue Rust for C…