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

Docker Container Exits Immediately with Volume Mount – Fixes

You start a Docker container with a volume mount, and it exits immediately – no error, or just a ...

VSCode IntelliSense Not Working for Dart/Flutter: Fixes

You're writing Dart or Flutter code in VSCode, but IntelliSense (autocomplete, suggestions, g...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

How to Fix Nginx Configuration Test Failed Error

When you run nginx -t and see "test failed", it means nginx found a problem ...

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 DNS Probe Finished NXDOMAIN Caused by Antivirus Blocking

You try to load a website and see DNS_PROBE_FINISHED_NXDOMAIN in Chrome, or simi...