HowTo make backup via Rar

Just use this command:

In Windows
 rar a -r -m5 -k -s -ag-YYYY.MM.DD_HH.MM.SS.N %1.rar %1

You should put this command into .cmd or .bat file e.g.: xqx_ubackup_rar.cmd
Usage: xqx_ubackup_rar.cmd file-or-folder-for-backup

Tip: You may copy rar.exe from WinRar installation directory to the Windows directory and use it in command line.

In Linux
 rar a -r -m5 -k -s -ag-YYYY.MM.DD_HH.MM.SS.N $1.rar $1

You should put this command into .sh file e.g.: xqx_ubackup_rar.sh

Usage: xqx_ubackup_rar.sh file-or-folder-for-backup