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

Fix Windows 11 Blue Screen After Update with Clean Boot

After a Windows 11 update, you might encounter a blue screen error (BSOD) on boot. This often hap...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Cloudflare DNS Not Propagating to All Nameservers: Common Fixes

You changed a DNS record in Cloudflare, but some resolvers still show the old value while others ...

How to Fix Nginx 502 Bad Gateway in Docker Logs

If your Nginx container shows a 502 Bad Gateway error, it usually means Nginx cannot...

Git Merge Conflict: How to See the Diff Between Versions

When you run git merge and hit a conflict, Git pauses and marks the conflicting file...

Fix Windows 11 Update Stuck at 0% with Low Disk Space

You're trying to install a Windows 11 update, but it's stuck at 0% for a long time. One f...