Month: <span>October 2026</span>
GitHub’s Move From CSS-in-JS to CSS Modules: What Changed
GitHub has been running on 100% CSS Modules since June 2026. Getting there took roughly three years, more than 6,400 migrated sx…
Bash Parameter Expansion and Quoting: A Reference
Most surprising Bash bugs are one of two things going wrong: an expansion that was not quoted when it should have been,…
Git 2.56: New Commands, Faster Repacks, One Breaking Change
Git 2.56.0 landed on September 28, 2026, tagged by Junio C Hamano with changes from more than 104 contributors, 39 of them…
Linux Disk Full: A Troubleshooting Runbook
“My disk is full” and “du says there is plenty of space” is the most confusing state a Linux machine can be…
GitHub’s Open-Source AI Fuzzing Agent: How It Works
Continuous fuzzing does not scale on its own. Even projects enrolled in OSS-Fuzz for years hide critical bugs, and the reason is…
journalctl Reference: Finding What You Need in System Logs
Almost every Linux troubleshooting session ends at journalctl, and almost everyone uses it the same three ways: tail everything, filter by unit,…
String Breaking Observed in a 13-Ion Quantum Simulator
Pull two particles of opposite electric charge far apart and the energy between them grows, then saturates: the electromagnetic force reaches a…
systemd Service Hardening: A Directive Reference
A systemd service unit can confine itself in ways a container cannot: it can make parts of the filesystem read-only, hide /home…
Linux File Permissions Reference: Modes, umask, and ACLs
Almost every Linux permissions problem reduces to two misunderstandings. The first is that a permission bit on a directory means something different…
Storm-3168: Agentic Cloud Attack Hits Azure Service Principals
Microsoft has published the first detailed look at an Azure environment hit by JADEPUFFER, the actor Sysdig reported in July 2026 as…