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

Ubuntu Task Scheduler: Cron Job Setup Guide

Cron is the default task scheduler in Ubuntu. It runs commands or scripts at specified times, dat...

Fix Microsoft Teams Token Expired Configuration Error

If you see a 'Token expired' or 'Configuration failed' message in Microsoft Teams, it usually mea...

Fix Windows Command Prompt Blank Cursor Not Showing

You open Command Prompt, type a command, but see no blinking cursor or only a blank rectangle. Th...

pgAdmin Remote Server Connection Setup Guide

If you're trying to connect pgAdmin to a PostgreSQL server that's not on your local machine, you'...

How to Fix Windows Activation Service Not Running or Disabled

If you see an error that the Windows Activation Service is not running or disabled, it usually me...

Fix GitHub Actions Docker Push Permission Denied