How to install and use the ‘dig’ command on Debian/Ubuntu
Introduction dig (domain information groper) is invaluable for name resolution queries. Although you could also use nslookup, dig just feels more modern and snappier. This
Operating Systems
How to create or increase the swap file space for Debian or Red Hat
Background Here are bare minimal instructions on how to set up a swap file for Debian (e.g. Ubuntu Linux) and Red Hat based operating systems
What is the Linux command to find and delete unused files?
Background Disk space management is an essential part of server hosting. Fortunately Linux includes utilities to see which files haven’t been accessed in a while.
How to update your name servers Amazon AWS Route 53 to alternative name servers
When you register a domain with Amazon’s Route 53 service, they will assign four randomly assigned name server so that you can start using the
How do deal with an Apache / NGINX server that’s under attack
There are no hard and fast rules on how to deal with a server that’s under attack, but this article should give you some tips
How to switch off XAMPP UAC when installing on Windows
User Account Control might be a hindrance when installing XAMPP. To effectively disable it, edit this registry key: HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System Set EnableLUA to 0x00000000 Reference: https://stackoverflow.com/questions/45941819/uac-missing-write-permissions-error-while-installing-xampp-on-windows-server-2
How to upgrade an old version of Debian that uses deprecated packages
TL;DR # cat /etc/apt/sources.list Change occurrences of deb http://ftp.us.debian.org/debian/ wheezy main contrib non-free deb http://ftp.us.debian.org/debian wheezy main contrib non-free to deb http://archive.debian.org/debian/ wheezy main non-free
Quotas not working on new Virtualmin hosted server
Background You’ve just deployed a new Ubuntu server, but Virtualmin Quotas are reported as not active. On some hosted Ubuntu servers you have to install
How to change a Linux keyboard locale from GB to US using the command line
TL;DR sudo dpkg-reconfigure keyboard-configuration Reference: https://askubuntu.com/questions/434849/change-keyboard-layout-english-uk-on-command-line-to-english-us
How to install ZSH on Ubuntu
This article explains how to install ZSH if you have an Ubuntu or Linux Mint system: sudo apt install zsh References: https://www.computersnyou.com/3145/setup-zsh-oh-zsh-linux-mint-quick-guide/ https://www.howtoforge.com/tutorial/how-to-setup-zsh-and-oh-my-zsh-on-linux/