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Dec 4, 2013 at 11:53
Learnt about `set -u` in bash scripts today. Ensures all your variables are defined, very handy (think `"use strict";` for shell)

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Apr 2, 2026 at 09:44
2
Some excellent safety improvements in C++26: hardening the standard library against out-of-bounds bugs, and a safer semantics for uninitialised local variables:
C++26 is done! — Trip report: March 2026 ISO C++ standards meeting (London Croydon, UK) – Sutter’s Mill
Apr 5, 2023 at 05:24
An incredible 7 minute demo of APL, going from constructing an array to visualising Conway's Game Of Life, built incrementally without loops or temporary variables: https://www.youtube.com/watch?v=a9xAKttWgP4
Mar 28, 2023 at 05:13
What piece of syntax has the most different meanings? I realised today that `as` is extremely overloaded. It can be used for aliasing imports (Python), type casts (Rust), binding pattern match variables (OCaml), type assertions (Hack) and probably many others.