All commands sorted by votes

All commands (14,129)

sorted by

Ultra shortcut for ssh root@

When you have to manage lot of servers, it's boring to type ssh root@myhost for each connection. Now you can type juste "s someting" and you are connected. You can too add bash_completion script to complet with tab the name of your servers. This will be the next tips from me ;) Show Sample Output
This is sample output - yours may be different.
```
user@localhost:~$ s myhost
Last login: Mon May  4 15:16:18 2009 from 10.40.29.72
[root@myhost ~]#
```
-20

alias s='ssh -l root'

GouNiNi · 2009-05-07 15:57:12 8
Checks for Debug HTTP Verbs in IIS settings
This is sample output - yours may be different.
-20

type C:\WINNT\system32\inetsrv\MetaBase.xml | find "DEBUG"

chrisclymer · 2009-02-20 20:22:11 0
Reboot

Reboot
This is sample output - yours may be different.
-21

shutdown now -r

techie · 2013-04-05 15:28:55 6
move you up one directory quickly
This is sample output - yours may be different.
-21

alias ..='cd ..'

kev · 2011-10-28 10:12:57 8
ps- ef | grep pmon
This is sample output - yours may be different.
-22

this command is to see oracle instance process on linux server

kirakast · 2009-02-20 03:40:29 5
move you up one directory quickly

Use ZSH instead of bash, typing .. will move you up one directory, without the need to alias it.
This is sample output - yours may be different.
-23

yum install zsh

netaxiz · 2012-04-02 12:53:30 0
Checks for custom error pages in IIS configuration
This is sample output - yours may be different.
-23

type C:\WINNT\system32\inetsrv\MetaBase.xml | find "400" | find "CustomError"

chrisclymer · 2009-02-20 20:21:12 1
See what date Symantec definitions were last updated on a WIndows system
This is sample output - yours may be different.
-23

type "C:\Program Files\Common Files\Symantec Shared\VirusDefs\definfo.dat"

chrisclymer · 2009-02-20 20:29:22 0
Empty a file
This is sample output - yours may be different.
-23

echo "" > filr.txt

kalikid021 · 2012-08-23 19:31:51 4
creates balls
This is sample output - yours may be different.
-24

touch balls

k1piee · 2009-02-20 19:56:59 7
ls short hand
This is sample output - yours may be different.
-24

l

unixmonkey12006 · 2010-09-09 23:26:27 4
To list all files in your home directory
This is sample output - yours may be different.
-24

ls -l ~

lineak · 2010-09-12 10:55:00 0
To list all files in your home directory
This is sample output - yours may be different.
-24

ls -l $HOME

lineak · 2010-09-12 10:56:13 0
Create a new file
This is sample output - yours may be different.
-25

touch /path/to/file.txt

verm666 · 2010-12-28 11:12:42 0
Create a new file
This is sample output - yours may be different.
-25

touch file

Haegin · 2010-12-28 11:25:06 0
go to home directory
This is sample output - yours may be different.
-25

cd

veganstraightedg · 2009-03-23 03:12:40 6
List all files & directories in the current directory
This is sample output - yours may be different.
-25

ls -la

jdecuyper · 2009-04-13 20:37:25 5
cd
This is sample output - yours may be different.
-25

cd

wdan02 · 2010-08-06 05:33:19 6
Convert Windows/DOS Text Files to Unix

Convert Windows/DOS Text Files to Uni Show Sample Output
This is sample output - yours may be different.
```
Convert Windows/DOS Text Files to Uni
```
-26

Convert Windows/DOS Text Files to Uni

nevzat · 2009-10-24 18:41:35 5
test
This is sample output - yours may be different.
-26

w3m

ustctapper · 2009-02-20 07:22:07 6
hello Command-line-fu

hello
This is sample output - yours may be different.
-27

perl -e 'print "Hello World!", "\n";'

netp · 2009-03-24 14:58:01 6
Install Apache 2 on centOS.

This command install Apache 2 and other utilities on CentOS
This is sample output - yours may be different.
-31

yum install httpd

sandrader · 2009-02-19 16:59:51 0
How to send parameters to a batch file

I am using .bat commands to execute Curl commands for Twitter API Show Sample Output
This is sample output - yours may be different.
```
set myparm1 =%1
set myparm2 =%2
set myparm3 =%3
echo %myparm1% %myparm2% %myparm3%
```
-34

test.bat parm1 parm2 parm3

lansa · 2009-03-25 12:27:18 4
Get back to the root directory of a Windows drive (like c:\)

Useful to quickly get back to the Windows root directory of the current drive from a sub-directory within that drive. Works also without space between 'cd' and backslash: 'cd\' or 'cd \' have the same effect Show Sample Output
This is sample output - yours may be different.
```
C:\Users\...\ALongPath>cd \
C:\>
```
-35

cd \

VonC · 2009-02-14 21:53:51 59
get all the data about your IP configuration across all network cards
This is sample output - yours may be different.
-44

ipconfig /all

BrianBBrian · 2009-03-06 17:36:07 12
‹ First < 563 564 565 566 >

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

delete file name space

delete file name space the rename is rename perl version

Sync the date of one server to that of another.

(Useful when firewalls prevent you from using NTP.)

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"

Show apps that use internet connection at the moment.

show only the name of the apps that are using internet

Convert seconds to [DD:][HH:]MM:SS

Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

prevents replace an existing file by mistake

Use set +o noclobber and you will be able to replace files again

Top 10 Memory Processes

It displays the top 10 processes sorted by memory usage

Filter out all blank or commented (starting with #) lines

Display or use a random file from current directory via a small bash one-liner

An other way to run it ( playing a random file ending with avi, flv or mpeg ) from a specified dir and a specified type of extension : making MOVIE array with a glob : $ MOVIE=( /PATH/TO/MY/FAVORITE/MOVIES/*.{avi,flv,mpeg} ) playing the random file from a random key from the array $ mplayer ${MOVIE[ RANDOM % ( ${#i[@]} + 1 ) ]]} I use only globs and a bash array. I use GNU bash, version 3.2.48

list block devices

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

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:

» all commands
» commands with 3 up-votes (commandlinefu3)
» commands with 10 up-votes (commandlinefu10)

All commands (14,129) the last day the last week the last month all time sorted by date votes

What's this?

Check These Out

Stay in the loop…

All commands (14,129)

sorted by