Checklists for software errors, setup, and tool workflows.

Fix Nginx 502 Bad Gateway with Docker Socket

You have an Nginx container proxying requests to another container via the Docker socket, and you...

Fix PowerShell Permission Denied in VS Code

When you try to run a PowerShell script in VS Code and get a "permission denied" error, i...

Python Requests Timeout: Example Code and Fixes

When using the Python requests library, a missing or misconfigured timeout can cause...

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM

You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

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...