Checklists for software errors, setup, and tool workflows.

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Fix VSCode Permission Denied Extension Errors

If you see a "permission denied" error when trying to install or update an extension in V...

Fix Docker Desktop Engine Not Running on Windows

You open Docker Desktop on Windows, see the whale icon stuck in the system tray, and the engine s...

Fix Python Permission Denied When Installing Package in Virtual Environment

You activate your Python virtual environment, run pip install somepackage, and get a...

Fix npm run build Failures After npm install

After running npm install, you may find that npm run build fails with c...

How to Fix Git Index Lock File Exists Error

If you see an error like fatal: Unable to create 'path/to/repo/.git/index.lock': Fi...

Fix Python venv 'No such file or directory' Error on Activation
You create a virtual environment with python -m venv myenv, then try to activate it ...