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

Systemd Service Not Starting After Reboot: Practical Fixes

You've set up a systemd service, it runs fine when you start it manually, but after a reboot it s...

Sync Windows Terminal Settings Across Multiple Computers

If you use Windows Terminal on multiple computers, you may notice that changes you make on one ma...

Fix Windows Activation Error After Hardware Change

You've just swapped out your motherboard, CPU, or other major hardware, and now Windows shows an ...

How to Fix Windows Update Not Downloading on Mac

If you're running Windows on a Mac via Boot Camp or a virtual machine, you might encounter a situ...

Fix Maven Dependency Resolution Failed in IntelliJ

How to Fix Task Scheduler 504 Gateway Timeout

If you see a 504 Gateway Timeout error when running a scheduled task, the task itself isn't the p...