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

How to Manually Activate a Python Virtual Environment

You've created a Python virtual environment but can't get it to activate. This guide walk...

Fix Nginx Permission Denied on CentOS: A Practical Guide

You're setting up Nginx on CentOS and hitting a 'permission denied' error in the erro...

Fix Chrome Black Screen in Remote Desktop with Hardware Acceleration Off

You're remoted into another machine, open Chrome, and the screen goes black—or the browser wi...

Fix VS Code Source Control Not Detecting Changes After Branch Switch

After switching branches in Git, VS Code's Source Control view sometimes stops showing change...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Fix Docker Compose Environment Variable Not Set on Build

You've defined environment variables in your docker-compose.yml under envi...