APT can provide several versions of a package. How to install a custom version, if suggested by apt version doesn't work for you.
My technical notes concerning PostgreSQL 10 install on newly created Ubuntu 16.04 instance.
scrot - is quiet a good screenshotting utility. How to easily make GIF file with this utility?
SCSS allows you to use mixins, that can make you life easier. In this article i will show you how to use mixins in the combination of media query.