Commands by eastwind (71)

  • syntax : mencoder mf://filemask -mf option availble for mf : * w=value : the width of the output, by d?fault : autodetected * h=value : height of the output, by default : autodetected * fps=value : framerate of the output, by default : 25 * type=value : file format type input , avaible: jpeg, png, tga, sgi Show Sample Output


    0
    mencoder mf://*.jpg -mf w=800:h=600:fps=25:type=jpeg -ovc lavc -lavcopts vcodec=mpeg4 -oac copy -o output.avi
    eastwind · 2009-10-21 09:14:04 0
  • create iso image from directory . Usefull for virtualised machine To create CD ISO image of directories that contain long file name or non-8.3 format (particularly if you want to burn the CD image for use in Windows system), use the -J option switch that generates Joliet directory records in addition to regular iso9660 file names. For example, to create CD image of Vista SP1 directory: mkisofs -o VitaSP1.iso -J VistaSP1 Show Sample Output


    8
    mkisofs -o XYZ.iso XYZ/
    eastwind · 2009-10-17 16:28:47 8
  • Refresh the cache of font directory , usefull after you download font (.ttf or other) from various website and you don't want to reboot or relogin . Close your word processor before using the command , after the refresh reopen your word processor , new fonts is avaible ! Show Sample Output


    6
    sudo fc-cache -f -v
    eastwind · 2009-10-07 11:01:29 5
  • convert to debian package file (deb) a redhat package file (rpm) , then you can install it by using dpkg , require alien package ( sudo apt-get install alien first ) Show Sample Output


    -5
    sudo alien --to-deb Your_PackAge.rpm
    eastwind · 2009-09-27 13:49:07 2
  • for the change stay in your history file , export command by writing it into your .bashrc Show Sample Output


    8
    export HISTTIMEFORMAT="%h/%d-%H:%M:%S "
    eastwind · 2009-09-25 22:42:28 1
  • this command limit the speed to 8 until next eject of your cdrom disc , can be usefulll when you don't want to listen the sound of your cdrom driver .


    3
    eject -x 8 /dev/cdrom
    eastwind · 2009-09-25 08:02:30 0
  • bchunk [-v] [-p] [-r] [-w] [-s] Show Sample Output


    6
    bchunk IMAGE.bin IMAGE.cue IMAGE.iso
    eastwind · 2009-09-25 07:42:05 1
  • save the input into a ogg file Show Sample Output


    2
    rec -c 2 -r 44100 -s -t wav - | oggenc -q 5 --raw --raw-chan=2 --raw-rate=44100 --raw-bits=16 - > MyLiveRecording.ogg
    eastwind · 2009-09-24 14:46:12 0

  • 2
    $ cdrdao read-cd --read-raw --datafile FILE_NAME.bin --device /dev/cdrom --driver generic-mmc-raw FILE_NAME.toc
    eastwind · 2009-09-24 14:19:22 27
  • The ^$ within the quotes is a regular expression: ^=beginning of line, $=end of line, with no characters between.


    1
    grep -v "^$" filename > newfilename
    eastwind · 2009-09-24 12:21:43 1
  • cat -n file : number all line cat -b file : number only non empty line see man cat


    0
    cat -n file or cat -b file
    eastwind · 2009-09-24 12:18:40 1

  • 2
    lsb_release -a
    eastwind · 2009-09-16 10:50:33 0

  • 1
    cdrecord -v -blank=all -force
    eastwind · 2009-09-14 19:21:15 3

  • -1
    cdrecord -v path_to_iso_image.iso
    eastwind · 2009-09-14 19:20:12 1
  • 1. find file greater than 10 MB 2. direct it to xargs 3. xargs pass them as argument to ls Show Sample Output


    9
    find ./ -size +10M -type f -print0 | xargs -0 ls -Ssh1 --color
    eastwind · 2009-08-25 18:40:47 3

  • -11
    sudo cat /dev/mem > /dev/dsp
    eastwind · 2009-04-22 07:26:10 0
  • tell you how many Non free software is on your machine, which package it is and which restriction on freedom it has . require vrms package , vrms mean virtual Richard M. Stallman :) Show Sample Output


    -3
    vrms
    eastwind · 2009-04-22 06:54:20 1
  • Require boxes and / or cowsay packages. After input boxes -d dog , type your text and then press ctrl + d . Same goes for cowsay . Show Sample Output


    6
    boxes -d dog or cowsay -f tux $M
    eastwind · 2009-04-22 06:01:20 1
  • need toilet package , same goes for figlet showfigfonts | less : give the list of font available for options Show Sample Output


    0
    toilet -f big ReadMe
    eastwind · 2009-04-22 05:48:13 1
  • sudo apt-get install moon-buggy An ascii 2D game where you control a mooncar and try to avoid moonhole by jumping (press space ) Show Sample Output


    -4
    moon-buggy
    eastwind · 2009-04-22 05:41:40 2
  • sudo apt-get install bb A demoscene intro in ascii art with tracker song


    0
    bb
    eastwind · 2009-04-22 05:33:25 4
  •  < 1 2 3

What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

Share Your Commands


Check These Out

See system users

Remove a range of lines from a file
Deletes lines from START to END, inclusive. For example +4,10d will delete line 4, 5, ..., 10. Just like the vi command :4,10d does it.

Bruteforce dm-crypt using shell expansion
Lost your luks passphrase? You can always bruteforce from the command line. See the sample output, a simple command for the "pass" word, using combinations of upper/lowercase or number replacement. The generated combinations are: for a in {p,P}{a,A,4}{s,S,5}{s,S,5}; do echo $a; done pass pasS pas5 paSs paSS paS5 ...

drop first column of output by piping to this

Install pip with Proxy
Installs pip packages defining a proxy

Rename files in batch

Generate a (compressed) pdf from images
use imagemagik convert

Then end of the UNIX epoch
http://en.wikipedia.org/wiki/Year_2038_problem Some other notable dates that have passed: $ date -d@1234567890 $ date -d@1000000000

Infinite loop ssh

Calculate the distance between two geographic coordinates points (latitude longitude)
The Haversine formula determines the great-circle distance between two points on a sphere given their longitudes and latitudes.


Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for: