Checklists for software errors, setup, and tool workflows.

How to Fix ERR_NAME_NOT_RESOLVED via Router Settings

If you see ERR_NAME_NOT_RESOLVED in Chrome, your browser can't translate the...

How to Recover from Detached HEAD in Git

You're working in a Git repository and suddenly see a message like 'You are in 'detac...

Fix VSCode IntelliSense Not Working with TypeScript

You open a TypeScript file in VSCode, start typing, and get no autocomplete, no hover info, no er...

Docker Container Exits Immediately After Start: Network Fixes

You start a Docker container and it exits right away. The container logs show no errors, or the e...

Fix Git 'index.lock' File Exists Error on Linux

When working with Git on Linux, you might see an error like:

fatal: Unable to creat...