Checklists for software errors, setup, and tool workflows.

Python Virtual Environment Not Activating in Git Bash: Fixes

You're in Git Bash on Windows, you run source venv/Scripts/activate, and nothing...

How to Fix Git Merge Conflict Permission Denied Errors

You're in the middle of a git merge, and instead of the usual conflict markers, you see

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...

Docker Container Exits Immediately with Exit Code 137

You start a Docker container, and it exits almost immediately with exit code 137. This usually me...

How to Fix Firefox Secure Connection Failed Certificate Error

You see a full-page error in Firefox: Secure Connection Failed with a message li...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...