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Everyone's Recent Bash Snippets

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Bash Share terminal / console with another person

Useful to remotely assist another person. 1. Connect to his computer using ssh 2. Execute first command listed below 3. The other person must open a terminal and execute the second command 4. Both are connected to the same terminal "screen"

terminal

1 1060 posted 15 years ago by Dorgendubal

Bash Find in which jar a class is defined

Useful when you have to deal with ClassNotFoundException. The command looks for all jar in the current directory and any sub-directory, and checks if the jar contains the specified class. The command lists all matching jars.

0 1029 posted 15 years ago by Dorgendubal

Bash Synchronize two folders

Useful to quickly backup a folder by synchronizing it to another partition/disk.

backup

0 671 posted 15 years ago by Dorgendubal

Bash List all listening processes and open ports

Useful to quickly identify processes listening to ports (to eventually kill them).

Bash

0 798 posted 15 years ago by Dorgendubal

Bash Convert encoding of all matching files in directory and sub-directories

Useful to convert all matching files from one encoding to another. Some examples:

Bash

1 1117 posted 15 years ago by Dorgendubal

Bash updating remote website using ssh

* _HOST_: remote host * _PORT_: ssh port (default 22) * _PATH_: remote path to synchronize

Bash
ssh

0 669 posted 15 years ago by Dorgendubal

Bash Find files modified in last 24 hours

Bash

1 885 posted 15 years ago by hokasu

Bash Nautilus Script to Convert Video to FLV

1. Save under .gnome2/nautilus-scripts/ 2. Right click some video file 3. Select Scripts->toFlv Works with multiple files.

1 1044 posted 15 years ago by ping_ch

Bash Batch convert video with ffmpeg

0 760 posted 15 years ago by ping_ch

Bash Setup new web project

A small script that sets up a new VirtualHost with Apache and adds an entry for the site to your hosts file. You need to adjust the paths to your needs. Must be run as root.

apache

0 749 posted 15 years ago by ping_ch

Bash Add an existing user to a group

Bash

0 799 posted 15 years ago by benpjohnson

Bash Search and replace through a whole directory tree

0 883 posted 15 years ago by Ferk

Bash Generate thumbnail from video

-s 86x60 Defines the dimension of the thumbnail -ss 4 Generate a thumbnail from position 00:00:04 (4 seconds)

image
video

0 716 posted 15 years ago by smoover

Bash Check PHP Syntax

Here's a simple one liner you can use to syntax check all php files in your working directory.

0 702 posted 15 years ago by endorfin

Bash Force download with .htaccess

For expression engine, I placed with with the main set of .htaccess rules in the root

1 729 posted 15 years ago by joeymarchy

Bash How to Flush DNS in Mac OS X 10.5 Leopard

Open Terminal and enter this command.

1 1140 posted 15 years ago by jonhenshaw

Bash A long list of bash aliases worth going through

Some nice base aliases, still need to go through them

Bash

2 936 posted 15 years ago by narkisr

Bash Tweeting from the shell

twitter

0 546 posted 15 years ago by teddyzetterlund

Bash Running a KVM VM without X

How to run a KVM VM with no X (server environment, originally seen at http://blog.bodhizazen.net/?p=40).

Bash

0 736 posted 15 years ago by narkisr

Bash using mencoder to join avi files

simple way to join avi files on the command line (need to have mplayer installed)

terminal

0 784 posted 15 years ago by inkdeep

Bash clear /tmp of files older than 3 days

Clear files in /tmp directory that are older than three days - terminal/cron this is a very simple example - could also remove by last access time, etc.

0 788 posted 15 years ago by inkdeep

Bash Create emtpy file with predefined size

Writes 20 blocks of 1024 bytes to "filename" (equals a filesize of 20KB)

file

0 741 posted 15 years ago by dertimbo

Bash Clearing git reflog

This example shows how to clean up git's reflogs entries in order save space (see http://www.newartisans.com/blog/2008/04/diving-into-git.html).

0 2043 posted 15 years ago by narkisr

Bash Unique Background Wallpapers for Workspaces on Linux

Bash shell scripts to control wallpaper backgrounds when switching between Ubuntu workspaces. (Other distributions can use it too). Take the below 2 scripts to make 2 separate files. Use gconf-editor to attach keybindings to run_command_1 and run...

linux

0 842 posted 15 years ago by webonomic

Bash Add a Path to ".bash_profile"

0 745 posted 15 years ago by zachwood

Bash Restoring HEAD after a reset in Git

This snippet shows how to restore HEAD after using Git's reset method (see http://gitready.com/2009/01/17/restoring-lost-commits.html?disqus_reply=5271828#comment-5271828).