Commands by dtolj

Commands by dtolj (5)

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backup system over ssh, exlucde common dirs
This is sample output - yours may be different.
1

ssh root@192.168.0.1 "cd /;nice -n 10 tar cvpP ?exclude={"/proc/*","/sys*","/tmp/*","/home/user/*"} /">backup.tar.gz

dtolj · 2010-09-10 00:56:08 4
backup home dir exclude dot files
This is sample output - yours may be different.
0

tar --exclude=".??*" -zcvf ./home_backup_2008.tar.gz my_home

dtolj · 2010-09-10 00:48:03 4
backup mysql database

Create a cronjob that runs weekly to backup your database to a file.
This is sample output - yours may be different.
0

0 0 * * 0 /usr/bin/mysqldump -uroot -p'<password>' data_base_name > /home/bob/XYZ_DB_BACKUP/$(date +\%Y-\%m-\%d_\%Hh\%M).sql

dtolj · 2010-09-02 20:07:07 5
Play music radio from Z-103.5

Create a shortcut on your desktop and insert the above command.
This is sample output - yours may be different.
-3

mplayer http://38.100.101.69/CIDCFMAAC

dtolj · 2010-03-13 17:42:54 4
Google Translate

translate <phrase> <source-language> <output-language> works from command line
This is sample output - yours may be different.
2

cmd=$( wget -qO- "http://ajax.googleapis.com/ajax/services/language/translate?v=1.0&q=$1&langpair=$2|${3:-en}" | sed 's/.*"translatedText":"$[^"]*$".*}/\1\n/'; ); echo "$cmd"

dtolj · 2010-03-13 01:09:00 51

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test moduli file generated for openssh

this command test the moduli file generated by the command ssh-keygen -G /tmp/moduli-2048.candidates -b 2048 . The test can be long depend of your cpu power , around 5 minutes to 30 minutes

list block devices

Shows all block devices in a tree with descruptions of what they are.

display typedefs, structs, unions and functions provided by a header file

will display typedefs, structs, unions and functions declared in 'stdio.h'(checkout _IO_FILE structure). It will be helpful if we want to know what a particular header file will offer to us. Command 'cpp' is GNU's C Preprocessor.

Retry the previous command until it exits successfully

Repeat the previously used command (!!) until it exits with a success code (0). To put a delay between attempts you could do something like $ until !!; do sleep 5; done to wait 5 seconds after each attempt.

Which processes are listening on a specific port (e.g. port 80)

swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Remove annoying OS X DS_Store folders

Recursively removes all those hidden .DS_Store folders starting in current working directory.

cycle through a 256 colour palette

Rainbow, instead of greys

Which processes are listening on a specific port (e.g. port 80)

swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Convert CSV to JSON

Replace 'csv_file.csv' with your filename.

untar undo

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