Bulk Rename Files in Bash

Posted by jason on Jan. 30, 2013, 6:12 a.m.
Tags: bash linux

Let's say I have a set of files that all have the same thing wrong with the filename.

$ ls -1 *.ext

I can substitute "badname" with "goodname" for all the files with the following command:

for i ...

Linux command line: recursively find all files with a given string

Posted by jason on Nov. 4, 2011, 6:25 a.m.
Tags: bash linux programming

Here's a little script I wrote that I install on any linux server that I do any programming on:

find . -type f -iregex '.*\.\(php\|html\|js\|css\|py\|lua\)$' -print0 | xargs -0 grep -n -i -H "$1"

Note that this searches all .php, .html, .js, .css, .py ...

Bash scripting: rename upper case file extensions to lower case

Posted by jason on Oct. 25, 2011, 10:18 p.m.
Tags: bash linux programming regex

I recently had one of my quick-and-dirty bash scripts broken because I wasn't expecting to receive a bunch of files named *.JPG as opposed to *.jpg. "Yay! I get to improve my bash script!" I thought to myself. Here's a script that will look at the files in ...