Use a PPA to install FFmpeg in order to install a later version (3.3).
Learn about how to search for files as well as how you can make use of tagging for a much better way to organize and search for files.
Why you may want to run the garbage collection process, and how to run it.
Install and run Firefox nightly in order to see the benefits that will eventually make it into the released version.
This tutorial shows you how to add SSL certificates to your discourse server.
A possibly different way to fund "free" content creation without the reliance on advertisements.
A couple of examples of using joins or nested queries to select and combine data from multiple tables.
Can MySQL ensure that if a value is in one table, it doesn't exist in the other?
Can you create a foreign key that references a column in another table that itself is a foreign key that references a column in another table?