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jonleighton / gist:1218901
Created September 15, 2011 09:34
# encoding: utf-8
def λ(&block)
block
end
I = λ { |x| x }
I.(3) # => 3
@jonleighton
jonleighton / tap.rb
Created September 19, 2011 11:42
##### Pointless: #####
# Bad:
Foo.new.tap do |foo|
foo.bar = "<3"
end
# Good:
foo = Foo.new
foo.bar = "<3"
@jonleighton
jonleighton / gist:1229485
Created September 20, 2011 15:55
class A
def foo
"<3"
end
end
class B < A
def foo
# super will still call A#foo, even after the method is aliased
super * 2
@jonleighton
jonleighton / 3.0.10
Created September 28, 2011 17:31
$ ruby ~/Desktop/test.rb
Active Record 3.0.10
-- create_table(:foos)
-> 0.6120s
-- create_table(:bars)
-> 0.0008s
size: 0
count: 0
length: 0
@jonleighton
jonleighton / bug3207.rb
Created October 4, 2011 09:21
gem 'rails', '3.1.1.rc2'
require 'active_record'
puts "Active Record #{ActiveRecord::VERSION::STRING}"
ActiveRecord::Base.establish_connection(
:adapter => 'sqlite3',
:database => ':memory:'
)
@jonleighton
jonleighton / gist:1327145
Created October 31, 2011 08:58
$ bundle exec rspec spec/integration/
..............................................................................F..................................................................................................................................................................................................................................................................................................................................................................................................
Failures:
1) Capybara::Session with poltergeist driver it should behave like session it should behave like check#check unchecking should not change an already unchecked checkbox
Failure/Error: @session.uncheck('form_pets_cat')
Capybara::Poltergeist::DeadClient:
The PhantomJS client died while processing {"name":"visible","args":[1]}
Shared Example Group: "check" called from
@jonleighton
jonleighton / page_size_change.coffee
Created November 2, 2011 23:03
page = require('webpage').create()
page.content =
"<html>
<body>
<div id='foo' style='width: 100px; height: 400px;'></div>
</body>
</html>"
page.onConsoleMessage = (message) ->
@jonleighton
jonleighton / convert_changelog_to_markdown.rb
Created November 4, 2011 12:59
#!/usr/bin/env ruby
# Used to convert Rails CHANGELOGs to Markdown format.
# Usage: convert_changelog_to_markdown.rb CHANGELOG > CHANGELOG.md
text = File.read(ARGV[0])
processed = ''
def fixup_line(line)
@jonleighton
jonleighton / dump_conversions.rb
Created November 6, 2011 10:28
conversions = {}
Encoding.list.each do |from|
Encoding.list.each do |to|
if from != to
begin
Encoding::Converter.new(from, to)
rescue Encoding::ConverterNotFoundError
else
conversions[from.to_s] ||= []
@jonleighton
jonleighton / gist:1342809
Created November 6, 2011 12:25
$ gdb /usr/local/bin/ruby
GNU gdb (GDB) Fedora (7.3.1-45.fc15)
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...