jonkarna’s gists

jonkarna / application_responder.rb

Last active December 15, 2015 20:58

	class ApplicationResponder < ActionController::Responder

	def to_json
	if has_errors?
	display_errors
	elsif save? \|\| destroy?
	render action: :show
	else
	super
	end

jonkarna / delegate_with_hash.rb

Created February 13, 2012 21:24

Do multiple delegates with an array of hashes. Just an idea.

	def delegate_with_hash(to, array_of_hashes)
	array_of_hashes.each do \|h\|
	methods = Array[h.delete(:methods)]
	delegate methods, h.merge(:to => to)
	end
	end

jonkarna / tomcat-rake

Created June 29, 2011 20:57

Executing rake tasks against a deployed project on tomcat

cd `dirname $0`/.. && java -cp lib/jruby-core-1.6.2.jar:lib/jruby-stdlib-1.6.2.jar:lib/gems.jar org.jruby.Main -S rake "$@" RAILS_ENV=cron

jonkarna / test_prepare.rake

Created May 25, 2011 14:51

Removes test db creation and purging. I created this so that I could run my tests against a database backup.

	Rake::TaskManager.class_eval do
	def delete_task(task_name)
	@tasks.delete(task_name.to_s)
	end
	Rake.application.delete_task("db:test:prepare")
	Rake.application.delete_task("db:test:purge")
	end

	namespace :db do
	namespace :test do

jonkarna / asi_jet_center.rake

Created May 25, 2011 14:17

Rake task for copying an updated flash file and resources

	require 'ftools'

	SPOTLIGHT_REGEX = "Z:/Active Projects/ASI JetCenter/FlashSpotlight/[^.]*.swf"
	SPOTLIGHT_Z = Dir.glob SPOTLIGHT_REGEX
	SPOTLIGHT_WEB = "flash/newjets.swf"
	file SPOTLIGHT_WEB => SPOTLIGHT_Z do
	if SPOTLIGHT_Z.length > 1
	puts "Error: more than one files found that match regex"
	puts " - " + SPOTLIGHT_REGEX
	else

jonkarna / RESTfulFilter.cfc

Created December 8, 2009 22:04

Making a contact form restful with Mach-II / Coldfusion

	<cfcomponent display="RESTfulFilter" extends="MachII.framework.EventFilter">
	<cffunction name="filterEvent" returnType="boolean">
	<cfargument name="event" type="MachII.framework.Event" required="true" />
	<cfargument name="eventContext" type="MachII.framework.EventContext" required="true" />
	<cfargument name="paramArgs" type="struct" required="false" default="#StructNew()#" />

	<cfset var requestMethod = cgi.REQUEST_METHOD />
	<cfset var _method = arguments.event.getArg("_method", requestMethod) />
	<cfset var restMethod = "" />

jonkarna / fileutils_ref.rb

Created November 25, 2009 18:45

	FileUtils.rm_r takes an array
	tmpfiles = Dir.glob("./**/.tmp")
	FileUtils.rm_r tmpfiles

	mp3files = Dir.glob("c:/*/.mp3")
	#the two ** == recursive
	mp3files.each{\|file\| do_something_with(file) }

jonkarna / generate_key.bat

Created September 22, 2009 20:16

script that I made to simplify the openssl process of taking a pem from FirstData and creating a p12

	@echo off
	cd C:\OpenSSL\bin

	:: inputting store number
	:inputStoreNumber
	set sStoreNumber=
	set /P sStoreNumber=Store #: %=%
	if "%sStoreNumber%"=="" goto inputStoreNumber

	:: inputting store password

jonkarna / external_links.js

Created March 26, 2009 21:14

jQuery: XHTML 'strict' compliant solution to opening links in new window

	$("a[href][rel*=external]").each(function() {
	$(this).attr("target", "_blank");
	});

jonkarna / input_default_value.js

Created March 26, 2009 21:12

jQuery: Automatically set value of input based on title of input

	$("input[type=text][title]").each(function() {
	$(this).val($(this).attr("title"));
	if($.trim($(this).val()) == "")
	$(this).val($(this).attr("title"));

	$(this).focus(function() {
	if($(this).val() == $(this).attr("title"))
	$(this).val("");
	}).blur(function() {
	if($.trim($(this).val()) == "")

Jon Karna jonkarna