Cloud & DevOps
Jason Yang · 07 Dec, 2025
GCP Service Account Impersonation lets your MFA-authenticated account borrow a service account's permissions with short-lived tokens instead of risky key.json files. Here's the 3-step setup.
AI & LLM
Jason Yang · 06 Dec, 2025
Ubuntu desktop crashing under heavy dev workloads? You're likely hitting the OOM killer. The exact swap and swappiness setup that stops the crashes.
Linux
Jason Yang · 05 Dec, 2025
Still using grep? Meet ripgrep (rg), the ultra-fast Rust search tool that respects .gitignore by default and searches your codebase in seconds.
Linux
Jason Yang · 05 Dec, 2025
Run an Ubuntu laptop in clamshell mode — lid closed on an external monitor — while it still sleeps normally in your bag. The conditional HandleLidSwitchDocked fix, plus the display and input setup.
Linux
Jason Yang · 05 Dec, 2025
Install and configure OpenSSH Server on Ubuntu: the install steps, UFW firewall setup, and connection testing for Ubuntu 22.04, 24.04, and newer.
