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

Taskbar Icons Disappeared After Signing Out: Fix Guide

You sign out of Windows, sign back in, and the taskbar icons you pinned are gone—or some system i...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

Fix Firefox Secure Connection Failed Due to Proxy Settings

If you see "Secure Connection Failed" in Firefox and suspect a proxy is involved, you'...

Fix Angular Breakpoints Not Hit in VS Code

You set a breakpoint in an Angular component or service, start debugging in VS Code, and the brea...

Docker No Space Left on Device Error: Fix Guide

You try to pull an image, start a container, or run a build, and Docker stops with: no spac...