This article introduces the 10 most popular Linux distributions and why they exist. You can manage Linux distros efficiently with Packagecloud.
This post explains how to extract and disassemble a Linux kernel image (vmlinuz).
You can run acceptance testing using Capybara and PhantomJS. This post includes step-by-step guides for testing.
This is a go-to source for strace commands. This cheat sheet will help you to find the command you need fast.
This article explains how to use alien to convert Deb to RPM and vice versa.