*nix: Text Files Commands

This post saved the day for some work related stuff:

Week 101 – Unix Commands Reference (7 March 2005)

It talks about:

split … split a file into many files
sort … sort the lines of a file into alphabetic order
uniq … filter out repeated lines of a file
join … perform a database join on files
paste … merge corresponding lines of two file
comm … display lines common to two files
diff … compare two files
diff3 … compares three files
sdiff … compare and merge two files
zdiff, bzdiff … diff zipped, bzipped files