Tips and Howtos for installation, update and modifications on web based applications. Targeted mainly for a LAMP system.
See Drupal Tips
See Dokuwiki Tips
Webadmin is a simple Web-based file manager (with text edit function).
I tweaked the text editor part to suit better to my requierements. I needed:
The following steps are required:
Serarch for „charset“ and replace all charsets to UTF-8
textarea an replace
from off to on
case: edit and 
Possible untested alternatives to webadmin are ide.php, Ve-EDIT, codepress, ecco
Search („web based“ OR webbased OR „web-based“ OR online) AND 1) editor OR ide)