How to vacuum journalctl
How to free up space if your Linux journal (combined log file) is taking up a lot of space On some systems /var/log might be
Operating Systems
How to sort a Linux directory by date
Use the following flags to order a directory listing by date in forward order: ls -lat To show a directory listing in reverse order, use
Bluetooth devices (mouse / headphones) not reconnecting automatically
You might end up in a situation where your Bluetooth devices do not re-connect automatically. The solution is: 1) apt remove blueberry -y && apt
How to set up SNMP for CentOS
Background This guide explains how to install SNMP on CentOS. Procedure Install the core library. Please note, this excludes snmpwalk: yum install net-snmp Later in
How can you see how many virtual CPUs / vCPU cores is on a VPS Hosted server?
Background It’s really useful to see how many virtual CPUs (vCPU) cores you have when you’ve just upgraded your VPS hosting. Use the command below
What is my IP address? How can I determine my IP address reliably from the command line using Linux?
Introduction This article explains how to get the IP address of a computer as viewed from the outside. The reason why you might want to
How to upgrade from Linux Mint 18.1 to 18.3 and then to 19.x
Solution: You want to upgrade your Linux Mint but you’re unsure how to do it. Following this article: https://www.tecmint.com/upgrade-to-linux-mint-19/ The steps are basically to first
"Package dbus-x11 is not configured yet" error loop during Linux Mint Upgrade
You’ve just run ‘mintupgrade upgrade’ During the upgrade process your system start looping endlessly and you see many errors, but a notable one keeps on
How to get special characters on a Linux keyboard
On Linux Mint, you can get special characters by using the right Alt key. Press the right Alt key, and then then press the special
How to recover a Linux Mint / Ubuntu System’s Root Password
This article explains how to get your Linux system password reset. To reset your lost or fogotten password: Reboot your computer / Turn your computer