deepak

Gem::RemoteFetcher::FetchError: Errno::ETIMEDOUT: Operation timed out - connect(2) for "rubygems.org" port 443 (https://rubygems.org/gems/rspec-rails-3.3.1.gem)
An error occurred while installing rspec-rails (3.3.1), and Bundler cannot continue.
Make sure that `gem install rspec-rails -v '3.3.1'` succeeds before bundling.

deepak

# including a module as private in ruby, does not change anything
# to test

mixin_methods = Mixin.instance_methods
controller = SomeController.new
status = mixin_methods.each_with_object({}) { |x, acc| acc[x] = controller.respond_to?(x) }
status.select { |k,v| !v }.keys # will be empty

deepak

class SetupHstore < ActiveRecord::Migration
  def up
    execute "CREATE EXTENSION IF NOT EXISTS hstore"
  end

  def down
    execute "DROP EXTENSION IF EXISTS hstore"
  end
end

deepak

➜  ~  brew upgrade wget

/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/universal-darwin13/readline.bundle: [BUG] Segmentation fault
ruby 2.0.0p481 (2014-05-08 revision 45883) [universal.x86_64-darwin13]

-- Crash Report log information --------------------------------------------
   See Crash Report log file under the one of following:
     * ~/Library/Logs/CrashReporter
     * /Library/Logs/CrashReporter
     * ~/Library/Logs/DiagnosticReports

deepak

export {Worker} from './package';

deepak

let price = 10;

let stockPrice = function () {
   setTimeout(function() {
      iterator.next(price++);
   }, 300);
}

let badStockPrice = function () {
  iterator.next(price++);

deepak

// works: https://gist.github.com/deepak/ffe01c81900d12f95658
// does not work: https://gist.github.com/deepak/9a7337d7a641f8af9c8b

// difference is that, if error is thrown directly from fucntion called in generator
// then it gives a "Generator is already running" error
// but if it is wrapped in a setTimeout callback then it works

// WORKS

let price = 10;

deepak

let price = 10;

let stockPrice = function () {
  setTimeout(function() {
    iterator.next(price++);
  }, 300);
}

let errorInStockPrice = function() {
  setTimeout(function() {

deepak

let price = 10;

let stockPrice = function () {
  setTimeout(function() {
    iterator.next(price++);
    console.log(price); //=> 10
    // why is this logged ? next does not behave like return ?
    // and it is always 10. "price++" did not increment value of price
  }, 300);
}

deepak

let price = 10;

let stockPrice = function () {
  // iterator.next(price++); // throws a "Generator is already running" error
  return price++
}

let oops = function () {
  throw new Error("oops!");
}