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Ruby: Ruby1.9.1
Rails: Rails2.3.5
Mysql:Mysql5.0.9
Driver:mysql-2.8.1-x86-mingw32.gem
IDE:Rubymine2.0.1
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Èý¡¢ÐÞ¸ÄModel user.rb
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require "digest/sha1"
class User < ActiveRecord::Base
attr_accessor :hashed_password,:repassword
attr_accessible :username, :hashed_password, :repassword
validates_uniqueness_of :username
validates_presence_of :username, :hashed_password
def before_create
self.password = User.hash_password(self.hashed_password)
end
def after_create
@hashed_password = nil
end
def before_update
self.password = User.hash_password(self.hashed_password)
end
def after_update
@hashed_password = nil
end
private
def self.hash_password(hashed_password)
Digest::SHA1.hexdigest(hashed_password)
end
end
ËÄ¡¢ÐÞ¸Äusers_controller.rb
ÐÞ¸Äupdate·½·¨£¬ÊµÏÖµ±½øÐÐedit²Ù×÷ʱÏÈÅжÏpasswordÓë password_confirmÊÇ·ñÒ»Ö£¬
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def update
@user = User.find(params[:id])
respond_to do |format|
print "user: #{params[:user]}"
if params[:user]["hashed_password"] == params[:user]["repassword"]
if @user.update_attributes(params[:user])
flash[:notice] = 'User was successfully updated.'
format.html { redirect_to(@user) }
format.xml { head :ok }
else
format.html { render :action => "edit" }
format.xml { render :xml => @user.errors, :status => :unprocessable_entity }
end
else
flash[:notice] = 'Password and Password confirm are not the same'
format.html { render :action => "edit" }
format.xml
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class Point
@x = 1
@y = 2
def initialize(x,y)
@x,@y = x,y
end
end
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class Point
include Enumerable
def initialize(x ......
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class InterEx
def initialize(val=0)
@val=val
end
def to_s
@val.to_s
end
def [](idx)
self.to_s[idx].to_i
end
d ......
require 'curses'
module Curses
def self.program
main_scr=init_screen
noecho
cbreak
curs_set(0)
main_scr.keypad=true
yield main_scr
end
end
Curses.program do |scr|
max_x=scr.maxx
max_y=scr.maxy
100.times do
scr.setpos(rand(max_y),rand(max_x))
......