jjulian’s gists

jjulian / opengem.bash

Created May 26, 2009 14:32

open a gem's src code in one shell command

	# Inspired by Gembox
	function opengem {
	mate $GEMDIR/gems/`ls $GEMDIR/gems/\|grep $1\|sort\|tail -1`/
	}
	_opengemcomplete() {
	COMPREPLY=($(compgen -W '$(ls $GEMDIR/gems)' -- ${COMP_WORDS[COMP_CWORD]}))
	return 0
	}
	complete -o default -o nospace -F _opengemcomplete opengem

jjulian / work

Created July 7, 2009 14:52

Use with 'rake time' to mark the beginning of your work day

	# save to script/work in a rails project
	# run it once, you will get an error 'script/work.tracker' did not match any file(s) known to git
	# run git add script/work.tracker, and you are ready to go
	# script/work at the beginning of the day to log a commit that says "I've begun working"
	# use with the time tracker rake task: http://gist.github.com/141886
	date "+%s" > script/work.tracker
	git commit script/work.tracker -m "!!!starting work!!!"

jjulian / jslint rake task

Created July 30, 2009 02:12

	desc "Check the JavaScript source with JSLint - exit with status 1 if any of the files fail."
	task :jslint do
	failed_files = []
	classpath = File.join(RAILS_ROOT, "vendor", "rhino.jar")
	jslint_path = File.join(RAILS_ROOT, "vendor", "jslint.js")
	Dir['public/*/.js'].reject{\|path\| path =~ /public\/ext\//}.each do \|fname\|
	cmd = "java -cp #{classpath} org.mozilla.javascript.tools.shell.Main #{jslint_path} #{fname}"
	results = %x{#{cmd}}
	unless results =~ /^jslint: No problems found in/
	puts "#{fname}:"

jjulian / will_paginate_view_helpers_extension.rb

Created November 9, 2009 20:15

	module WillPaginate
	module ViewHelpers
	alias_method :original_page_entries_info, :page_entries_info
	def page_entries_info(collection, options = {})
	"<div class=\"#{options[:class] \|\| 'page_entries_info'}\">" + original_page_entries_info(collection, options) + '</div>'
	end
	end
	end

jjulian / rpcfn2.rb

Created November 9, 2009 20:22

	require 'time'

	#
	# Compute the average time from a list of times.
	#
	# http://rubylearning.com/blog/2009/10/08/rpcfn-average-arrival-time-for-a-flight-2/
	#
	# ASSUMPTIONS
	# * input error checking is left out. inputs are assumed to be in format h:m[am/pm], parsable by Time
	#

jjulian / gist:230929

Created November 10, 2009 15:03

	/*
	* Extends PanelRowExpander to show an edit panel in the expansion instead of an ExtTemplate.
	*/
	MyApp.MyRowExpander = function(config){
	Ext.apply(this, config);
	MyApp.MyRowExpander.superclass.constructor.call(this);
	};

	Ext.extend(MyApp.MyRowExpander, Ext.grid.PanelRowExpander, {

jjulian / jquery error notifier

Created December 16, 2009 02:27

	<%= javascript_include_tag 'jquery-1.3.2.js' %>
	<% javascript_tag do %>
	jQuery(function(){
	window.onerror = function(msg, url, line) {
	if (console && console.log) {
	console.log("sending error: " + msg + "\n" + url + ":" + line);
	}
	$.post('/errors', {message: msg, url: url, line: line, form_authenticity_token: '<%= form_authenticity_token %>'});
	return true;
	};

jjulian / Apache rewrite server subdomains into directories

Created January 23, 2010 23:30

	# To rewrite server subdomains into directories: Capture the subdomains
	# in a rewrite condition, then use backreferences to them in the rule.
	# . run apache locally
	# . add project.client.staging.domain.com to /etc/hosts
	# . curl project.client.staging.domain.com
	# . in rewrite_log, you'll see rewrite '/' -> '/root/staging/client/project'
	RewriteLogLevel 3
	RewriteLog "rewrite_log"
	RewriteEngine On
	ServerName project.client.staging.domain.com

jjulian / chapter_15_example_3.js

Created February 13, 2010 19:16

	var ourStore = new Ext.data.JsonStore({ //change to JsonStore
	url:'Chapter15Example.json',
	root:'files', //add root here
	fields: [ //add fields here
	{name:'file_name',mapping:'name'},
	{name:'file_size',mapping:'size',type:'int'},
	'type',
	{name:'lastmod',mapping:'datelastmodified',type:'date'},
	{name:'file_attributes',mapping:'attributes'}, //these last few fields are not in the source json
	'mode',

jjulian / gist:313826

Created February 24, 2010 20:42

Minimal Ext JS Viewport example

	<html>
	<head>
	<link rel="stylesheet" href="ext-3.1.1/resources/css/ext-all.css" />
	<script src="ext-3.1.1/adapter/ext/ext-base.js"></script>
	<script src="ext-3.1.1/ext-all-debug.js"></script>
	<script>
	Ext.BLANK_IMAGE_URL = 'ext-3.1.1/resources/images/default/s.gif';
	// ...your grid code...
	//grid.render('grid-example'); <- do not render the grid, the viewport will do this for you
	Ext.onReady(function(){

Jonathan Julian jjulian