Sean O'Donnell sodonnell

sodonnell / using find and perl to replace strings in a directory tree.

Created February 27, 2018 18:04

Using find and perl to replace strings in (all) .php files within a directory tree.

find ./ *.php -exec perl -pi -e 's/\/old\/tree\/path/\/new\/path\/tree/' {} \;

sodonnell / sed-replace.sh

Last active February 21, 2018 20:29

sed - string replacement in files

	# replace 'http:' w/ 'https:' in all files within the current directory.
	sed -i 's/http:/https:/g' ./*

sodonnell / convert.sh

Created February 8, 2018 19:04

Resize an image and constrain the image proportionately to a specified width, using ImageMagick (convert) from the command line.

	#!/usr/bin/env bash
	#
	# The gist example here does not perform any sanity or error checking. It's just a gist.
	#
	# example: resize an image file to 150px width...
	# ./convert.sh example.jpg 150
	#
	$FILENAME=$1
	$WIDTH=$2

sodonnell / net_connections.sh

Created July 19, 2009 11:02

	#!/usr/bin/env bash
	echo -e "Listing "established" network connections:\n"
	netstat -punt \| grep -i "udp\\|tcp" \| awk {'print $4"\t"$1 '} \| sed s/.*://

sodonnell / ls_PATH.sh

Created July 19, 2009 10:58

	#!/usr/bin/env bash
	for i in `echo $PATH \| sed 's/\:/\n/g'`; do ls -a $i; done

sodonnell / count_PATH.sh

Created July 19, 2009 10:55

	#!/usr/bin/env bash
	echo "Total # of files available within your executable PATH: "
	for i in `echo $PATH \| sed 's/\:/\n/g'`; do ls -a $i; done \| wc -l