dd is a great tool for low-level copying and conversion of raw data. It can be also used for data erasure. Unfortunately, it doesn’t show any information about progress of copying. Here is my little, but useful script: 1 2 3 4 5 6 7 8 9 10 #!/bin/bash # dd.sh Author: Wojtek Jamrozy (www.wojtekrj.net) dd $* & pid=$! sleep 10 while [ -e "/proc/$pid" ] ; do kill -USR1 $pid sleep 10 done#!/bin/bash # dd.sh Author: Wojtek…
There are two files (for example called „f1” and „f2”). We want to swap contents of these files. Here is an easy bash script, which solves this problem: #!/bin/sh # Created by Wojtek Jamrozy (www.wojtekrj.net) mv $1 cop_$1 mv $2 $1 mv cop_$1 $2#!/bin/sh # Created by Wojtek Jamrozy (www.wojtekrj.net) mv $1 cop_$1 mv $2 $1 mv cop_$1 $2 [download id=”8″]
I have directory with data (music, photos, ebooks etc.) on my two computers. I wanted to have exactly same files in my data directory on both machines, but sometimes I changed content of the directory on one of computers. I’ve decided to write program, which would help me to update data directory on another machine.