Checklists for software errors, setup, and tool workflows.

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix Windows 11 Update Stuck at 0% with Clean Boot

You start a Windows Update, but it sits at 0% for minutes or hours. This can happen after a faile...

Node.js Memory Limit Increase Not Working: Fixes

You set --max-old-space-size=4096 but Node.js still crashes with a memory error. Thi...

Fix Git Pull Unrelated Histories Error: Step-by-Step

You run git pull and see: fatal: refusing to merge unrelated histories....

Fix Windows Explorer Restarting from Corrupted System Files

If Windows Explorer keeps restarting unexpectedly, corrupted system files are a common cause. Thi...

Fix Docker Compose 'port 8080 already allocated' Error

When running docker-compose up, you may see an error like Error: Port 8080 is ...