Want an easy way to get rid of margins in a pdf file on Linux? For example, when embedding the pdf file as figure somewhere? Then pdfcrop might be the tool for you. It is an extremely easy (probably the easiest possible for such a tool), quick, and reliable tool to sove your problem.
When you run Linux on your work machine (desktop, laptop, etc), you usually want to be informed in some way about system updates being available. This post showcases two scripts for Arch Linux and Debian/Ubuntu to represent the update status in short, concise, and human understandable string, which can be included in any status bar, like i3blocks or i3status with the i3/i3-gaps window manager.
This post focuses on how to cache a SSH key file password in a Linux terminal using an SSH agent. It further highlights the changes in command syntax required for the fish shell due to the default ssh-agent using Bash syntax.
If you have some Linux knowledge but are unsure which Linux distribution might be the right one for your personal PC or laptop this post is for you. I've recently held a talk titled "Arch Linux: why you want to use it". The talk highlights a) when/why you might want to use Arch Linux, b) that Arch is not difficult, and c) some core concepts of Arch you should be aware of.
On Ubuntu, if you suddenly cannot resolve DNS addresses anymore, though your network connection is up, you might just have run into a problem with dnsmasq (a local DNS server) that is used by NetworkManager. This post is about disabling dnsmasq and using the DNS servers advertised by your network directly instead.
We frequently need to mail pdf files that are too big for regular mail services, such as a 40MB pdf file with a maximum 10MB send restriction. In such situations quick and effective pdf compression comes in handy that does not reduce the quality to a level of the file becoming unusable.