Checklists for software errors, setup, and tool workflows.

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Latest checklists

When you run git merge and get error: merge conflict followed by ...

Python Memory Error When Processing Large Text File: Fixes
You're processing a large text file in Python, and suddenly you hit a MemoryError

Fix VS Code Permission Denied When Saving Workspace
When you try to save a workspace file in Visual Studio Code and get a 'Permission denied'...

Fix Cloudflare 521 Error: DNS Configuration Problem
If you see a Cloudflare 521 error page, it means Cloudflare's servers are unable to connect t...

Activate Python Virtual Environment in VS Code
You've created a Python virtual environment but can't get VS Code to use it. The terminal...

Fix VSCode Terminal Permission Denied in Python venv
If you see bash: /path/to/venv/bin/activate: Permission denied when trying to activa...