Linux
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Lage kalender fra konsoll
Utskrift av gjeldende måned cal April 2007 Su Mo Tu We Th Fr Sa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Utskrift av hele året cal -y
Author: Hans-Henry Jakobsen
Curious IT geek and dad.
Linux
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Recover a dead hard drive using dd
The Unix program dd is a disk copying util that you can use at the command line in order to make a disk image. It makes a bit-by-bit copy of the drive it’s copying, caring nothing about filesystem type, files, or anything else. It’s a great way to workaround the need for Norton Ghost. Normally, […]
Linux
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Rename files with one extension to another
The following command will rename all the files in the folder with the .txt extension to .rtf ls *.txt | sed ‘s/\(.*\)\.txt/ & \1.rtf/’ | xargs -L1 mv
Scripting
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rsync backup on a local pc
#!/bin/bash echo “Starting Daily rsync backup on `date`” for FSYS in /home/username/rsync do /usr/bin/rsync -aE –delete $FSYS /home/username/rsync_bck if [ $? != 0 ]; then echo ” ==> Error during rsync of $FSYS” else echo “rsync of $FSYS OK on `date`” fi done echo “Finished Daily rsync backup at `date`”
Security
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md5sum av filer/bilder
For å sikre seg mot at filer er korrupt kan man benytte kommandoen md5sum Windows md5sum -b *.JPG > checksum.md5 Linux Deretter kopierer man denne md5-fila til rett katalog i Linux og tester at disse filene er identisk vha MD5Sums, et grafisk Windows program.