Aptitude questions and answers with detailed explanations for your competitive examinations, placement interviews, and various entrance tests.

A vi-like editor based on Plan 9's structural regular expressions - martanne/vis

We make the command line glamorous

Federated, decentralised chat that speaks plain IRC. Run your own instance for your domain; talk to anyone as user@domain from irssi or any IRC client.

A practical guide to page faults, page tables, TLBs, NUMA topology, Linux internals, and performance in data-intensive systems.

Find free online courses and MOOCs from top universities and colleges. Browse our catalog to advance your career and education.

My experience of switching to Emacs as a Neovim user.

Run Q4 small language models entirely in the browser with WebGPU. Chat, benchmark, and compare PetitGPT, SmolLM2, and friends on-device.

Build a practical Get Home Bag (GHB) for 24–48 hours. Learn what to pack, how to stage it, and how to keep your emergency loadout light and ready. A Bugout B...

Contribute to edgcpp/compiler development by creating an account on GitHub.