This is a only version

Found at: raymii.org:70/Bash-massive-rename-to-numbers.txt

This is a text-only version of the following page on https://raymii.org:
Title       : 	Bash script for massive rename to numbers
Author      : 	Remy van Elst
Date        : 	14-09-2008
URL         : 	https://raymii.org/s/snippets/Bash-massive-rename-to-numbers.html
Format      : 	Markdown/HTML
And here is another nice little script for a problem I have. I use awesome as
window manager, and in my rc.lua file i've setup some nice tweaks so that my
wallpaper changes every 5 minutes to a new one randomly chosen from

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(done by: `awsetbg -r '/usr/share/wallpapers'` in a crontab.)
I have a lot of wallpapers, over 1500. `awsetbg/feh` has some problems with
filenames and so once in a while I got an error message from `feh`,
This scripts renames all the jpg files in a folder to a number. Instead of
having `Beach.jpg`, `Clouds.jpg` and `Tux.jpg` you will have `1.jpg`, `2.jpg`
and `3.jpg`.
#### Script:
    #convert everything to lowercase - you need the rename command.
    rename 'y/A-Z/a-z/' *
    for i in {*.jpg,*.jpeg}; 
        do mv -f -v "$i" "$RAYMIIWALL.jpg";
        let "RAYMIIWALL += 1"
    exit 0
If you get an error like:
`mv: cannot stat '*.jpeg': No such file or directory` then it means that there
are no jpeg files to rename.
   [1]: https://www.digitalocean.com/?refcode=7435ae6b8212
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