Dedoimedo posted this one 2 days ago:
http://www.ocsmag.com/2015/03/21/some-cool-plasma-tips-and-tricks/
And this one 1 week ago:
http://www.ocsmag.com/2015/03/13/plasma-is-my-new-favorite-desktop/
Now for some more Dedoimedo articles:
http://www.ocsmag.com/author/dedoimedo/