How I Made Myself a More Valuable Programmer in 6 Months (and How You Can Too) by @ZacharyMinott via @BttrProgramming

Set goals, manage your time, learn quickly, and apply immediately.

This is really useful and a must-read and can be applied to beginners and more advanced programmers too. I think the lessons can also be applied to any technology and any language - the main tenets are common to all.