Notepad++ is a practical text editor that is used by many Computer Science & IT professionals. You can download Notepad++ here.

I had a student that asked how to remove ‘commented’ lines from an Avaya configuration file (46xxsettings.txt) using a Regular Expression (REGEX), and Notepad++ (that is to say, delete any lines that began with a # character). I thought this was a practical enough trick to post on my blog, as you can tweak this simple REGEX string to remove, or modify, any lines from any text file you might be interested in manipulating.

1) Open the file you wish […]