Jonas Stein wrote: > Which editor do you suggest to use? i personally use vim. just make sure that your editor highlights useless whitespaces, for vim that is: " Enabling whitespace highlight highlight WhitespaceEOL ctermbg=red guibg=red match WhitespaceEOL /\s\+$/ -- Address: Daniel Baumann, Burgunderstrasse 3, CH-4562 Biberist Email: daniel.baumann@panthera-systems.net Internet: http://people.panthera-systems.net/~daniel-baumann/