Workflow manuals for setup steps, repeatable tasks, and software operations.

Debugging Jest Tests in VS Code: Breakpoints Not Hit

You set a breakpoint in a Jest test file, start debugging, and the test runs to completion but th...

Nginx Upstream Connection Refused: Diagnosis and Fixes

When Nginx returns a 502 Bad Gateway or logs "upstream connection refused", it means Ngin...

How to Fix Chrome High Memory Usage from Hardware Acceleration

If Chrome is using excessive RAM and your system feels sluggish, hardware acceleration might be t...

Fix Firefox Secure Connection Failed DNS Error

You try to visit a website in Firefox and see 'Secure Connection Failed' with an error li...

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...