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Alvin Liang aliang

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  • Burlingame, CA
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@aliang
aliang / build_less.py
Created January 22, 2012 09:08 — forked from remcoder/build_less.py
Compile LESS to CSS automatically whenever a file is modified
#!/usr/bin/env python
# determines filename and extension, then delegates compiling the LESS files to lessc via a shell command
import sys, os.path
from subprocess import call
src = sys.argv[1]
base,ext = os.path.splitext(src)
@aliang
aliang / gist:1507475
Created December 21, 2011 20:04
recursive globbing
def find_files(directory, pattern):
for root, dirs, files in os.walk(directory):
for basename in files:
if fnmatch.fnmatch(basename, pattern):
filename = os.path.join(root, basename)
yield filename
for f in find_files(".", "*.txt"):
print f
@aliang
aliang / triangles.html
Created June 20, 2011 09:21
triangles without images
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<title>Triangle</title>
<meta charset="utf-8" />
<style type="text/css">
.a{width:0;height:0;border-top:100px solid #0099ff;border-left:100px solid #ff9900;border-right:100px solid #F6402D;border-bottom:100px solid #8CC63E; float:left;}
.b{
width:0;height:0;border-top:100px solid #0099ff;border-left:100px solid transparent;border-right:100px solid transparent;border-bottom:0; margin-left:60px; float:left;}
.c{width:0;height:0;border-top:100px solid transparent;border-left:0;border-right:100px solid transparent;border-bottom:100px solid #0099ff; margin-left:60px; float:left;}
@aliang
aliang / devise_http_rememberable.rb
Created June 13, 2011 07:55 — forked from jamiew/devise_http_rememberable.rb
Monkeypatch Devise to support saving sessions via HTTP auth (e.g. via bookmarklets or browser addons)
# config/initializers/devise_http_rememberable.rb
# Monkeypatch Devise so HTTP authentication sets remember_user_token cookie
# ABR: Always Be Remembering
module Devise
module Strategies
class Authenticatable < Base
def remember_me?
# Devise's implementation of this is:
# valid_params? && Devise::TRUE_VALUES.include?(params_auth_hash[:remember_me])
@aliang
aliang / omniauth.rb
Created June 7, 2011 18:02 — forked from dira/omniauth.rb
OmniAuth strategy for a custom provider
module OmniAuth
module Strategies
# tell OmniAuth to load our strategy
autoload :Pixelation, 'lib/pixelation_authorization'
end
end
Rails.application.config.middleware.use OmniAuth::Builder do
provider :twitter, "app_name", "secret"
provider :facebook, "app_name", "secret", :scope => ''
@aliang
aliang / routes.rb
Created June 6, 2011 15:41
Force SSL on routes, version 2, doesn't use Devise
YourApplication::Application.routes.draw do
class SSL
def self.matches?(request)
# This way you don't need SSL for your development server
return true unless Rails.env.production?
request.ssl?
end
end
# Reusable Proc for redirection. Will redirect with 301 (on Rails 3.0, at least)
@aliang
aliang / migrate_s3.rake
Created June 6, 2011 15:22
rake task to migrate paperclip attachments to Amazon S3
namespace :attachments do
task :migrate_to_s3 => :environment do
require 'aws/s3'
# Load credentials
s3_options = YAML.load_file(File.join(Rails.root, 'config/s3.yml')).symbolize_keys
bucket = s3_options[:bucket_name]
# Establish S3 connection
@aliang
aliang / watir.rb
Created May 26, 2011 22:56
watir basics that I always forget
require 'rubygems'
require 'watir'
#start the browser up
Watir::Browser.default = "firefox"
browser = Watir::Browser.start "http://www.weather.com/"
browser.text_field(:id, "whatwhereForm2").set("san diego, ca")
browser.button(:src,"http://i.imwx.com/web/common/searchbutton.gif").click
@aliang
aliang / fakeout.rake
Created April 3, 2011 01:42 — forked from matthutchinson/fakeout.rake
fill your database with crap using faker
# a simple/configurable rake task that generates some random fake data for the app (using faker) at various sizes
# NOTE: requires the faker or ffaker gem
# sudo gem install faker - http://faker.rubyforge.org
# OR
# sudo gem install ffaker - http://github.com/EmmanuelOga/ffaker
require 'faker'
class Fakeout
@aliang
aliang / optimize-legibility.html
Created April 2, 2011 01:53 — forked from kolber/optimize-legibility.html
kerning/ligatures using text-rendering:optimizeLegibility CSS
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Cross-browser kerning-pairs & ligatures</title>
<style>
body { font-family: sans-serif; background: #f4f3f3; color: rgba(40, 30, 0, 1); width: 500px; margin: 80px auto; padding: 0px; }
a { color: rgba(15, 10, 0, 0.8); text-decoration: none; border-bottom: 1px solid; padding: 1px 1px 0px; -webkit-transition: background 1s ease; }
a:hover { background: rgba(0, 220, 220, 0.2); }
p, li { line-height: 1.5; padding: 0em 1em 0em 0em; margin: 0em 0em 0.5em; }