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

Fix NET::ERR_CERT_AUTHORITY_INVALID on Windows 10

You're browsing in Chrome or Edge and see NET::ERR_CERT_AUTHORITY_INVALID. T...

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

Fix VS Code Source Control Not Detecting File Modifications

You edit a file, save it, but the Source Control panel in VS Code shows nothing. No pending chang...

Fix Windows Cannot Access Shared Folder Due to Firewall

You try to open a shared folder on another PC and get an error like "Windows cannot access \\...

Fixing Cloudflare 522 Errors Caused by Server Resource Exhaustion

If you're seeing a Cloudflare 522 error, it means your web server is not responding in time. ...

Node.js Garbage Collection Tuning to Avoid Heap Out of Memory

If your Node.js process crashes with a FATAL ERROR: CALL_AND_RETRY_LAST Allocation failed -...