Checklists for software errors, setup, and tool workflows.

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High Chrome CPU Usage: Malware Scan Steps

If Chrome is pegging your CPU at 100% for no obvious reason, malware might be running inside the ...

SSH Public Key Permission Denied vs Password Authentication: Fixes

You can SSH into a server using a password, but when you try the same connection with a public ke...

How to Reset Chrome Profile Settings Correctly

If Chrome is acting up—settings won't save, extensions misbehave, or the browser crashes on start...

Jupyter Kernel Not Starting in VS Code: Quick Fixes

You open a Jupyter notebook in VS Code, try to run a cell, and the kernel either hangs on "Starti...

Fixing Conda Environment Activation Script Errors

When you run conda activate myenv and get an error like CommandNotFoundError: ...

Fix Windows Activation Port Already Allocated Error
When you try to activate Windows and see an error like "port already allocated" or "address alrea...