zetachang

require 'irb'

module IRB
  WAITING_FOR_INPUT_IDENTIFIER = "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"

  class MyInputMethod < StdioInputMethod
    def gets
      puts WAITING_FOR_INPUT_IDENTIFIER
      print @prompt + "\n"
      line = @stdin.gets

zetachang

module React
  def self.create_element(klass)
    %x{
      function ctor(){
        this.constructor = ctor
        React.Component.apply(this, arguments);
        klass._alloc.prototype.$initialize.call(this);
      };
      ctor.prototype = klass._proto;
      Object.assign(ctor.prototype, React.Component.prototype);   

zetachang

From 22a8d63c748a3abf1dc0dd619d4d3b0d3f848c5c Mon Sep 17 00:00:00 2001
From: David Chang <[email protected]>
Date: Fri, 30 Sep 2016 17:50:12 +0800
Subject: [PATCH] Some fix

---
 application.rb | 7 ++++---
 controller.rb  | 4 +++-
 2 files changed, 7 insertions(+), 4 deletions(-)

zetachang

class Hash
  def destruct(&block)
    keys = block.parameters.map{|a| a[1]}
    block.call(*self.values_at(*keys))
  end
end

h = { a: 10, foo: 'bar', c: true }

h.destruct { |foo, a|

zetachang

-- Create a group
CREATE ROLE readaccess;

-- Grant access to existing tables
GRANT USAGE ON SCHEMA public TO readaccess;
GRANT SELECT ON ALL TABLES IN SCHEMA public TO readaccess;

-- Grant access to future tables
ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO readaccess;