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

How to Fix Git Detached HEAD and Checkout a Branch

You're working in a Git repository, make some commits, and then realize you're in a '...

How to Allow Unrelated Histories in Git Merge

Fix Cloudflare 522 Error: Increase Timeout Settings

If you see a Cloudflare 522 error, it means your origin server took too long to respond to Cloudf...

Fix VSCode Terminal Not Opening with Python

You try to run a Python script in VSCode, click the terminal tab, and nothing happens—or the term...

Windows 11 Update Failed Blue Screen Rollback Fix

You start your PC after a Windows 11 update and get a blue screen, then it rolls back. This artic...

Fix net::ERR_CERT_AUTHORITY_INVALID on Chrome in Linux Terminal

When you see net::ERR_CERT_AUTHORITY_INVALID in Chrome on Linux, it usually means th...