Every time I disconnect and reconnect my Bluetooth headphones, my Ubuntu 22.04 switches the default mic from my headset to some other device.

When studying to apply for a Redhat certification I tend to go over root password recovery again. Just in case 😄

If you want to pass Red Hat Certified System Administrator EX200 certification you can prepare with a CentOS 8 system. But there is a better way.

Red Hat Enterprise Linux subscriptions are available for free under certain circumstances. All you have to do is create an account and follow instructions to download an ISO file.

How to add a VDO disk to a virtual machine to add storage while taking advantage of transparent compression and deduplication

Fail2Ban is an intrusion prevention software written in Python that protects computer servers from brute-force attacks