Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You close a dozen tabs, but Chrome still eats 2 GB of RAM. This is normal up to a point—Chrome ca...

You're reading a file in Python and get:

UnicodeDecodeError: 'charmap' ...

Fix Edge Sync Not Working After Update
After a browser update, you might find that bookmarks, passwords, or other settings no longer syn...

Fix VSCode Source Control Not Detecting Changes
You're working in Visual Studio Code, you edit a file, but the Source Control view shows no c...

Fix Git Authentication Failed in VS Code on Linux
You're working in VS Code on Linux, try to push or pull, and get a popup: "Git authentica...

Fix Firefox Secure Connection Failed on Mac
If you see "Secure Connection Failed" in Firefox on your Mac, the browser is blocking the...