Inkscape- Making a Simple Arrow

A beginner tutorial on creating a Simple Arrow in Inkscape using the combination of a triangle and one rectangle to make an arrow that points up.
http://www.penguintutorials.com/tutorials/inkscape/create-simple-arrow

Gimp- Paint a Selection Area with Quickmask

An intermediate Gimp tutorial on Painting a Selection Area using Quickmask. An alternative to the normal selection tools.
http://www.penguintutorials.com/tutorials/gimp/paint-selection-quickmask