Arnab Deka arnab

Co-founder of Metacast app.

arnab / mri_1_8.rb

Created November 19, 2010 00:44

Standard Exceptions in Ruby (MRI 1.9 and 1.8) and how to generate them

arnab / hash_recursive_merge.rb

Created December 19, 2010 17:31

	#
	# = Hash Recursive Merge
	#
	# Merges a Ruby Hash recursively, Also known as deep merge.
	# Recursive version of Hash#merge and Hash#merge!.
	#
	# Category:: Ruby
	# Package:: Hash
	# Author:: Simone Carletti <[email protected]>
	# Copyright:: 2007-2008 The Authors

arnab / rails_202_properties.rb

Created April 9, 2011 04:06

Rails 3.0.6 Properties

	# see https://github.com/rails/rails/blob/v2.0.2/railties/builtin/rails_info/rails/info.rb

	@properties = {
	:ruby => "#{RUBY_VERSION} (#{RUBY_PLATFORM})",
	:rubygem => Gem::RubyGemsVersion,
	:rails => Rails::VERSION::STRING,
	:app_root => File.expand_path(RAILS_ROOT),
	:env => RAILS_ENV,
	:db_adapter => ActiveRecord::Base.configurations[RAILS_ENV]['adapter'],
	:db_schema_version => (ActiveRecord::Migrator.current_version \|\| nil),

arnab / word-wrap.css

Created July 11, 2011 23:34

How do you ord-wrap a link

arnab / ruby-like-inspect-in-javascript.rb

Created August 5, 2011 15:59

You know you do a console.log(object) and you see a string called "Location" (except if you are in Chrome :)). Well here's the solution...

console.log("%o", window.location);

arnab / closure-with-private-data.coffee

Created September 13, 2011 04:47

	# From http://nathansjslessons.appspot.com/lesson?id=1080

	counter = ( ->
	count = 0 # cannot be accessed as it's tied to the closure
	f = ->
	count += 1
	f
	)()

	console.log counter() # 1

arnab / .tmux.conf

Created January 25, 2012 20:23

My dotfiles

	# set-option -g prefix C-a
	bind-key C-b last-window

	unbind % # Remove default binding since we’re replacing
	bind \| split-window -h
	bind - split-window -v

	# Set status bar
	set -g status-bg black
	set -g status-fg white

arnab / ruby_method_method.rb

Created February 20, 2012 03:21

	def some_method(other_method, args)
	puts "before"
	other_method.call args
	puts "after"
	end


	def other_method(stuff)
	puts "other_method called with #{stuff.inspect}"
	end

arnab / show_available_errors.rb

Created February 23, 2012 17:29

Show available errors in a Ruby environment (so you know to raise the right error)

	# From http://weblog.jamisbuck.org/2007/3/7/raising-the-right-exception

	exceptions = []
	tree = {}
	ObjectSpace.each_object(Class) do \|cls\|
	next unless cls.ancestors.include? Exception
	next if exceptions.include? cls
	next if cls.superclass == SystemCallError # avoid dumping Errno's
	exceptions << cls
	cls.ancestors.delete_if {\|e\| [Object, Kernel].include? e }.reverse.inject(tree) {\|memo,cls\| memo[cls] \|\|= {}}

arnab / .travis.yml

Created March 25, 2012 20:11

set up test db before running tests in travis.ci

before_script: "bundle exec rake db:migrate"