connect from Powershell to OMI-server

At first you have to download and install OMI. After installation you should check if your OMI-server runs. Therefore you could use omiclient:

repair corrupted tables (MyISAM)

Today I received this error after restarting one of my mysql installations:

useful one liners

Some useful one liners

postgresql command overview

A quick overview about some postgres commands:

Blacklist/Whitelist users in lightdm with pam

Sometimes you want some users not be able to login to your desktop environment. If you use PAM you can accomplish this by just adding a line to your desktop managers pam-file, which is for me /etc/pam.d/lightdm