Published on February 17th 2016, updated on January 31st 2019
The lineinfile module is one of the most powerful ones in Ansible's toolbox. While it can introduce a lot of problems when used wrong, it pays to make yourself familiar with a bulletproof way to edit configuration files.
Published on February 2nd 2015, updated on February 12th 2017
SELinux gained a bit of traction lately. As a follow-up on some SELinux-inspired articles in the community, I present you a tutorial on how to build a policy package yourself.
Published on May 1st 2014, updated on February 13th 2017
Coming from RVM, many people have problems separating gems (and thus Rails versions) for their applications when switching to rbenv. But this is actually Bundler's job.
