Sorin questions

Sorin answers

• Bash - joining (merging) files by columns
• How to move all the files of a directory into multiple directories with a given number of files?
• Perl substr(STRING, @ARRAY) ne substr(STRING, OFFSET, LENGTH)?
• Send email on ssh login
• Custom tab completion in python argparse
• How to split a list by comma not space
• Shell/Bash shortcut for bulk renaming of files in a folder