Languages
Use Multiple Languages
Using a language exclusively for all your programming task is not productive. While knowing the all the secrets of one language makes you proficient in that language, writing a 100 line Java class to do something a 15 line Ruby script or 20 line PHP script is a waste of time. Here is my current [...]
Use Multiple Editors
Most people only use 20% of the features of any given program to perform 80% of the work.