jvanja’s gists

jvanja / .htaccess

Last active June 15, 2020 09:22

Rewrite rule for .htaccess for rewritting /page/subpage to ?page=page&subpage=subpage

	# redirects for url params
	RewriteEngine On
	RewriteRule ^([a-zA-Z0-9-z\-\_]+)$ index.php?page=$1
	RewriteRule ^([a-zA-Z0-9-z\-\_]+)/$ index.php?page=$1
	RewriteRule ^([a-zA-Z0-9-z\-\_]+)/([a-zA-Z0-9-z\-\_]+)$ index.php?page=$1&subpage=$2
	RewriteRule ^([a-zA-Z0-9-z\-\_]+)/([a-zA-Z0-9-z\-\_]+)/$ index.php?page=$1&subpage=$2

	# index file priority
	DirectoryIndex index.html index.htm index.php welcome.html

jvanja / Drush Cheats

Last active April 2, 2018 08:57

Useful Drush commands

	# download stable Drupal
	drush dl drupal

	# install Drupal site with admin/admin acc
	sudo drush site-install standard --account-name=admin --account-pass=admin --db-url=mysql://drupal7:drupal7@localhost/drupal7

	# clear drupal cache
	drush cc

	# download and enable module

jvanja / Regex - in between

Last active December 27, 2015 14:59

Regex for search and replace in between two strings: string 'start' and string 'end', using 'look ahead' and 'look behind'.

	(?<=start)(.*)(?=end) // lazy - it will select until LAST occurence
	(?<=start)(.*?)(?=end) // not lazy - it will select until FIRST occurence

jvanja / Git undo commit

Created April 12, 2014 22:23

Git undo commit

	# undo commit and REVERT the files to the last HEAD
	git reset --hard HEAD~1

	# undo commit but PRESERVE the files before the last commit
	git reset HEAD~1

jvanja / JavaScript: PubSub

Last active August 29, 2015 14:01 — forked from cassiano-gists/gist:4141404

JavaScript: Pub/Sub

	// Works in modern browsers + IE9, but Modernizr has a polyfill baked in for function.bind.
	// Hat tip Paul Irish

	var o = $( {} );
	$.subscribe = o.on.bind(o);
	$.unsubscribe = o.off.bind(o);
	$.publish = o.trigger.bind(o);

	// Usage
	$(document.body).on( 'click', function() {

jvanja / 755_On_All.sh

Created October 30, 2015 08:45

Unix FIND all files that do not have 755 permision and CHMOD 755 on them

find . -not -perm 755 -type f -exec chmod 755 {} \;

jvanja / Top10.sh

Created October 30, 2015 08:47

Find 10 largest files under current directory and show them

find . -type f -exec ls -s {} \; | sort -n -r | head -10

jvanja / Rename All.sh

Created November 2, 2015 16:16

Find all files of type of HTML and change their names to index.html

find . -name "*.html" -exec bash -c 'cp "{}" "$(dirname "{}")"/index.html' \;

jvanja / awk_examples.sh

Created January 12, 2016 09:28

Useful awk examples

	#searches for 'search_term' and prints all columns
	awk '/search_term/' file.txt

	#searches for 'search_term' and prints columns 1 and 4 separated with tab (the first column is index 1)
	awk '/search_term/ {print $1 "\t" $4}' file.txt

	#searches for 'search_term' and prints the number of occurances
	awk '/search_term/{++cnt} END {print "Count = ", cnt}' file.txt

	#print lines having more than 18 characters

jvanja / find_all_pngs_in_images_folders_and_exec-pngquant.sh

Last active September 17, 2021 14:41

Finds all pngs in "*/images" folders and executes pngquant on them overwriting the original files.

find ./ -path '*/images/*.png' -type f -exec pngquant -f --ext .png {} \;

Vanja Jelic jvanja