Linux command line script to renumber files backward

Posted by Donnied on Stack Overflow See other posts from Stack Overflow or by Donnied
Published on 2010-05-08T21:18:32Z Indexed on 2010/05/08 21:28 UTC
Read the original article Hit count: 147

Filed under:

bash

|

number

|

backwards

|

sed

I have JPG files numbered 3006-3057 that I would like to reverse number. I would be content renaming them by adding a backwards number count to the beginning of the name: img_3006.jpg > 99_img_3006.jpg and img_3057.jpg > 48_img_3057.jpg.

© Stack Overflow or respective owner

Related posts about bash

launching a program from bash causes bash to go to new prompt

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
When I run a program from the console, e.g. me@box:~$ firefox I expect the console to log error messages (I think this is std out or std err?) and other items from the program, firefox in this case. But today I notice that bash just opens the program and goes to a new prompt, e.g. me@box:~$… >>> More
How to debug a .bash_profile

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
I was updating my .bash_profile, and unfortunetly I made a few updates and now I am getting: env: bash: No such file or directory env: bash: No such file or directory env: bash: No such file or directory env: bash: No such file or directory env: bash: No such file or directory -bash: tar: command… >>> More
Every command fails with "command not found" after changing .bash_profile?

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
I was updating my .bash_profile, and unfortunetly I made a few updates and now I am getting: env: bash: No such file or directory env: bash: No such file or directory env: bash: No such file or directory env: bash: No such file or directory env: bash: No such file or directory -bash: tar: command… >>> More
Is there any fundamental difference between piping in mac and linux?

as seen on Super User - Search for 'Super User'
ps -e | grep bash sample output from a linux machine: 1128 pts/14 00:00:00 bash 7491 pts/7 00:00:00 bash 12651 pts/14 00:00:00 bash 16145 pts/2 00:00:00 bash sample output from a mac machine: 58352 ttys000 0:00.09 login -pfl username /bin/bash -c exec -la bash /bin/bash 58353 ttys000… >>> More
why is $0 set to -bash?

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
First login process name seems to be set to "-bash", but if I subshell then it becomes "bash". for example: root@nowere:~# echo $0 -bash root@nowere:~# bash root@nowere:~# echo $0 bash -bash is causing some scripts to fail, such as . /usr/share/debconf/confmodule exec /usr/share/debconf/frontend… >>> More

Related posts about number

php find number of occurances (number of times)

as seen on Stack Overflow - Search for 'Stack Overflow'
can someone help with this? I need the following function to do this... $x = 'AAAABAA'; $x2 = 'ABBBAA'; function foo($str){ //do something here.... return $str; } $x3 = foo($x); //output: A4B1A2 $x4 = foo($x2);//output: A1B3A2 >>> More
Simple number-to-number (or number-to-hex) encryption algorithm that minimizes # of characters

as seen on Stack Overflow - Search for 'Stack Overflow'
I need to encrypt a number and I and this encrypted value will be given to a customer ask a key so I want to minimize the number of digits and make them all printable. So I'd like the result to be either all number or all Hex characters. The current encryption method I'm using (for non numbers)… >>> More
Invalid parameter number: number of bound variables does not match number of tokens

as seen on Stack Overflow - Search for 'Stack Overflow'
I have a table: 'objects' with few columns: object_id:int, object_type:int, object_status:int, object_lati:float, object_long:float My query is : $stmt = $db->query('SELECT o.object_id, o.object_type, o.object_status, o.object_lati, o.object_long FROM objects o WHERE o.object_id = 1'); $res =… >>> More
T-SQL - Left Outer Joins - Filters in the where clause versus the on clause.

as seen on Stack Overflow - Search for 'Stack Overflow'
I am trying to compare two tables to find rows in each table that is not in the other. Table 1 has a groupby column to create 2 sets of data within table one. groupby number ----------- ----------- 1 1 1 2 2 1 2 2 2 4 Table 2 has only one column… >>> More
File system concepts (df command)

as seen on Super User - Search for 'Super User'
I'm finding it difficult to understand some stuffs about the df command. Suppose I type df and I have the following output Filesystem 1k-blocks Used Avail Capacity Mounted on /dev/da0s1 some number some number number percentage /win /dev/da0s2 some number some… >>> More