Robert Muths Better Bash Scripting
Sunday, April 20th, 2014http://robertmuth.blogspot.de/2012/08/better-bash-scripting-in-15-minutes.html
After using bash for years, its still good to learn new things 🙂
Most of my scripts still use back ticks too. I should really get around to fixing them soon along with everything else on my long todo list.