Knowledge base for software setup, errors, and daily tool work.

Fix Git Merge Conflicts When Stash Changes Are Involved

You're mid-merge, and Git tells you there's a conflict. But you also have stashed changes...

How to Recover from a Detached HEAD in Git After a Rebase

You're in the middle of a rebase, you see a message like 'detached HEAD', and you'...

How to Reinstall Windows Security App (Microsoft Defender)

If the Windows Security app (Microsoft Defender) is missing, crashing, or not opening, reinstalli...

Debugging Nginx Redirect Loops: Step-by-Step Guide

You try to load a site and the browser keeps spinning or shows 'ERR_TOO_MANY_REDIRECTS'. ...

Fix Windows Update Error 0x800f081f After SFC ScanNow

You run sfc /scannow to check system files, and it completes successfully. But when ...

Fix Node Version Incompatible with npm Package Error