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 Merge Two Git Repositories with Unrelated Histories

You have two separate Git repositories that you now want to combine into one. Perhaps you acquire...

Fix Windows 11 WiFi Connected but No Internet After Sleep

You wake your Windows 11 PC from sleep, the WiFi icon shows connected, but you can't load any...

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

Symptom

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

Windows 11 Blue Screen After Update: Hardware Issue Fixes

You updated Windows 11, and now you get a blue screen. If the error mentions hardware, it's o...

Fix 'Port Already Allocated' Error in Docker Compose on Windows

You try to run docker compose up and get an error like "port is already allo...