Tieg Zaharia tiegz

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tiegz / gist:225089

Created November 3, 2009 14:43

tiegz / gist:164172

Created August 7, 2009 20:57

	# Rails 2.3.2
	# Ruby 1.8.6
	# Appears to be weirdness when you override a class method that
	# is also a method_missing finder. Check out the SQL output:

	class CreatePosts < ActiveRecord::Migration
	def self.up
	create_table :posts, :force => true do \|t\|
	t.string :title
	end

tiegz / gist:135947

Created June 25, 2009 16:13

	def loggable(logger)
	@@logger = logger
	def method_missing(meth, *args)
	if meth.to_s =~ /^log_/
	@@logger.info "#{Time.now.to_s} - #{meth.to_s.split('_')[1..-1].join(' ')}"
	else
	super
	end
	end
	end

tiegz / gist:111107

Created May 13, 2009 16:25

An alternative to String#next/#succ for incrementing strings

	describe String do
	describe "#increment and #increment!" do
	it 'should increment nothing to 1' do
	"Something".increment.should == "Something1"
	end

	it 'should increment the digits in the string' do
	"789".increment.should == "790"
	end

tiegz / gist:93252

Created April 10, 2009 19:34

	# Put this in your app config to omit the div that wraps error fields in form_for
	ActionView::Base.field_error_proc = Proc.new{ \|html_tag, instance\| html_tag }

tiegz / gist:91310

Created April 7, 2009 16:05

	class Statistic < ActiveRecord::Base
	named_scope :by_month_and_year, :select => "DATE_FORMAT(created_at, '%b %y')", :group => "DATE_FORMAT(created_at, '%b %y')", :order => :created_at
	end

	>> Statistic.by_month_and_year.size
	=> 6 # SELECT count(DATE_FORMAT(created_at, '%b %y')) AS count_date_format_created_at_b_y FROM `statistics`

	>> Statistic.by_month_and_year.all.size
	=> 5 # SELECT DATE_FORMAT(created_at, '%b %y') FROM `statistics` GROUP BY DATE_FORMAT(created_at, '%b %y') ORDER BY created_at

tiegz / gist:30777

Created December 1, 2008 17:39

	module TrueFalseComparison
	def <=>(other)
	return nil if ![TrueClass, FalseClass].include?(other.class)

	self.is_a?(FalseClass) ? (other.is_a?(TrueClass) ? -1 : 0) : (other.is_a?(FalseClass) ? 1 : 0)
	end
	end
	TrueClass.send(:include, TrueFalseComparison)
	FalseClass.send(:include, TrueFalseComparison)