Commands by xenomuta

Commands by xenomuta (3)

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run shell with your commandlinefu.com's favourites as bash_history

This makes your commandlinefu.com's favorites appear as most recent commands in your history.
This is sample output - yours may be different.
5

(cat ~/.bash_history;U='curl -s www.commandlinefu.com';$U/users/signin -c/tmp/.c -d'username=<USER>&password=<PASS>&submit=1'|$U/commands/favourites/json -b/tmp/.c|grep -Po 'nd":.*?[^\\]",'|sed -re 's/.*":"(.*)",/\1/g')>~/.h;HISTFILE=~/.h bash --login

xenomuta · 2012-08-17 12:31:51 0
Show a random oneliner from commandlinefu.com

This will parse a random command json entry from http://commandlinefu.com A must have in your .bash_profile to learn new shell goodies at login!!!
This is sample output - yours may be different.
4

echo -e "`curl -sL http://www.commandlinefu.com/commands/random/json|sed -re 's/.*,"command":"(.*)","summary":"([^"]+).*/\\x1b[1;32m\2\\n\\n\\x1b[1;33m\1\\x1b[0m/g'`\n"

xenomuta · 2012-08-17 11:47:20 0
Output centralized text on command line

Echoes text horizontally centralized based on screen width
This is sample output - yours may be different.
0

centralized(){ L=`echo -n $*|wc -c`; echo -e "\x1b[$[ ($COLUMNS / 2) - ($L / 2) ]C$*"; }

xenomuta · 2012-08-16 18:19:26 0

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.

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Short and elegant way to backup a single file before you change it.

Remember to backup everything before changing it so you can restore all to normal.

Get all these commands in a text file with description.

I tried out on my Mac, jot to generate sequence ( 0,25,50,..), you can use 'seq' if it is linux to generate numbers, need curl installed on the machine, then it rocks. @Satya

Chronometer in hour format

Shorter and faster...

How to remove an ISO image from media database

Dump sqlite database to plain text format

If you want edit your sqlite database in any uft8 supported editor, you can dump whole sqlite database to plain text.

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"

Watch the progress of 'dd'

Running this code will execute dd in the background, and you'll grab the process ID with '$!' and assign it to the 'pid' variable. Now, you can watch the progress with the following: $ while true; do kill -USR1 $pid && sleep 1 && clear; done The important thing to grasp here isn't the filename or location of your input or output, or even the block size for that matter, but the fact that you can keep an eye on 'dd' as it's running to see where you are at during its execution.

Creat a tar file for backup info

Use tar command for a backup info with a date of creation

Add a GPL license file to your project

get a random command

This command will show an random command. this is useful if you want to explore various random commands.

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,…):

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