Knowledge base for software setup, errors, and daily tool work.

Python Virtual Environment Not Activating: Common Fixes

You run source venv/bin/activate (or venv\Scripts\activate on Windows) ...

How to Fix Chrome ERR_CONNECTION_RESET with DNS Flush

If Chrome shows ERR_CONNECTION_RESET, the connection was interrupted. This often...

How to Fix Chrome High Memory Usage from Hardware Acceleration

If Chrome is using excessive RAM and your system feels sluggish, hardware acceleration might be t...

Fix 'Git Remote Origin Already Exists' When Updating Remote URL

Fix Docker Container Exits Immediately After Start

You run docker run myimage and the container stops almost instantly. This is a commo...

Fix Nginx Configuration Test: Missing Semicolon Error

When running nginx -t to test your configuration, you might see an error like: