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phpRPC + Ruby + Arduino = Ô¶³Ì¿ØÖÆ

phpRPC + Ruby + Arduino = 遠³Ì¿ØÖÆLED開關(?)
àÅ£¬ÎÒÖªµÀ這ÊÇ個ºÜ無ÁĵÄSample :P
關ì¶phpRPC與Arduino請×ÔÐÐGoogle
觀¿´´Ëdemo֮ǰ請ÏÈ°²裝ÁíÍâһƪËùÌáµ½µÄserialport
與ÁíÍâÒ»個Gem
Ì×¼þ£ºphprpc
ÔÚ這個範ÀýÖУ¬ÎÒ͸過PHPRPC½¨Á¢Ò»個Server£¬並ÇÒ͸過RPCºô½ÐһЩmethodÈ¥¿ØÖÆUSB Serial Port
¶øÔÚ實現這個demo時£¬ÎÒ們±Ø須½¨Á¢Server&Client兩¶Ë
µ×ÏÂÊÇSource code:
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´ú碼:
# Server
#!/usr/bin/env ruby
require 'rubygems'
require 'serialport'
require 'phprpc'
class Cloud
  def initialize
    @@sp ||= SerialPort.new("/dev/cu.usb
serial-A600bMiv", {:baudrate => 9600})
  end
  
  def write(color)
    @@sp.write("##{color}")
  end
  
  def close
    @@sp.close
  end
  
end
def randomColor
  r = rand(256).to_s(16)
  g = rand(256).to_s(16)
  b = rand(256).to_s(16)
  
  r = "0" + r if r.size == 1
  g = "0" + g if g.size == 1
  b = "0" + b if b.size == 1
  
  color = r+b+g
  cloud = Cloud.new
  cloud.write(color)
  "Color #{color} has been set."
end
def setColor(color)
  cloud = Cloud.new
  cloud.write(color)
  
  "Color #{color} has been set."
end
def setRGBColor(r,g,b)
  cloud = Cloud.new
  cloud.write((r+g+b).to_s)
  
  "Color #{(r+g+b)} has been set."
end
methods = %w"randomColor setColor setRGBColor"
server = PHPRPC::Server.new
server.debug = true
server.add(methods)
server.start
at_exit{
  cloud.c


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RubyµÄ×°ÊÎÆ÷ģʽʵÏÖ

class Tree
def initialize
puts "Make a normal tree"
end
def decorate
puts "Make sure the tree won\'t fall"
end
end
class RedBalls < Tree
def initialize(tree)
@parent = tree;
end
def decorate
@parent.decorate
puts "Put on some red balls"
end
end ......

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Ruby ÃüÁîÐÐ ³£ÓÃÃüÁî

´ÓÃüÁîÐÐÆô¶¯Ruby½âÊÍÆ÷ʱ£¬Äã²»½ö¿ÉÒÔÌṩ³ÌÐòÎļþµÄÃû×Ö£¬¶øÇÒ¿ÉÒÔÌṩһ¸ö»ò¶à¸öÃüÁîÐпª¹Ø¡£ÄãÑ¡ÔñµÄ¿ª¹Øָʾ½âÊÍÆ÷ÒÔÒ»ÖÖÌض¨µÄ·½Ê½ÔËת£¬²¢ÇÒ/»òÕßÖ´ÐÐÌض¨µÄ²Ù×÷¡£
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ruby on rails ½â¾ömultiple select ´æ´¢ºÍupdate

²Ù×÷ϵͳubuntu£¬¿ª·¢¹¤¾ßnetbeans
vendorÊý¾Ý¿â±íÓÐ×Ö¶Îservice_category varchar(100)
<% form_for :vendor, @vendor, :url => sellers_path do |f| %>
  <%= f.select(:service_category,
                  ......
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