azi

  // Available variables:
  // - Machine
  // - interpret
  // - assign
  // - send
  // - sendParent
  // - spawn
  // - raise
  // - actions

azi

{
  "suggest.noselect": false,
  "coc.preferences.formatOnSaveFiletypes": [
    "javascript",
    "typescript",
    "typescriptreact",
    "json",
    "javascriptreact",
    "typescript.tsx",
    "graphql"

azi

ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCu1BRFhnEOYgYjY3QEtJUVdaudwNiH2fpFuAgxTzL8XQoBA1xbuJhsMREpPNkcdz+f2RIObNFrMhUmOb7Nt9aScOFL3iLp36lRxgSfBeuYkzM8INDhxqhAYZFMDCsnLFbopJ3KNv0jCsf54TahGKVgMBv8MCUwSi/TFCv5tOvmFwJxKOohbQNKqB9uC0WYRfomhxFOjuRJRhWIuRx8BhP0Sr694nUM+YeRtv4xU+VSYV7rEHCr2Tlu4IvkGUL2WNdxzthSfPzp3469/TYAct56FIhOTu7dUvK3cTYy8xR6eWAwnylb31iLOg3IJwuNuHs6G/2aQhfE9NuzWu7bG3DD azi@Azi-MBP.local

azi

經常會用到的 has_many, validate_presence_of,attr_reader...etc
- ClassMethods 和 InstanceMethods

class Contest < ActivieRecord::Base
  has_many :votes
  has_many :entites  
  validate_presence_of :title
end

class Book

azi

in Rails2.X

Person.find(:all, :conditions => [ "category IN (?) and name = ?", categories,  parmas[:name]], :limit => 50, :order => "created_at DESC")

Person.where(category: categories, name: params[:name])
      .order('created_at DESC')
      .limit(50)
      
      

azi

something *args do |*items|
  ...
end

azi

module CheckedAttributes
  def attr_checked(attr, &validate)

    define_method "#{attr}" do
      eval("@attr")
    end

    define_method "#{attr}=" do |v|
      if validate
        raise 'Invalid attribute' unless validate.call(v)

azi

class PatentJob
  def run
    update_patents(parse(download_file))
  end

  def download_file
    temp     = Tempfile.new('patents')
    tempname = temp.path
    temp.close
    Net::FTP.open(config.host, config.login, config.password) do |ftp|

azi

class Warehouse

  attr_accessor :amount
  attr_accessor :sale_cnt
  attr_accessor :item_name

  def initialize
    @item_name = "item_#{rand(100)}"
    @amount = rand(100)
    @sale_cnt = rand(10)

azi

def ff
  a = 1 
  def my_method
    puts "My Method: #{local_variables.inspect}"
  end

  my_method

  lab = lambda do
    puts "Lambda #{local_variables.inspect}"