Frequently I\'m brainstormed with programming ideas that I would like to directly code. More or less like \"Wow, that algorithm will rock! I need to write it now!\".
You can also carry NetBeans on your USB drives: http://nbide.blogspot.com/2008/03/portable-netbeans.html and http://nbide.blogspot.com/2008/04/portable-netbeans-part-ii.html