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ActionController::Routing::Routes.draw do |map|
map.purcha ......
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resources.rb
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map.resources :products
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Named Route
Helpers
product
product_url, hash_for_product_url,
product_path, hash_for_product_path
new_product
new_product_url, hash_for_new_product_url,
new_product_path, hash_for_new_product_path
edit_product
edit_product_url, hash_for_edit_product_url,
edit_product_path, hash_for_edit_product_path
...
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require 'dbi'
DBI.connect("DBI:ADO:Provider=Microsoft.Jet.OLEDB.4.0;Data Source=db.mdb;")
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require 'win32ole'
class AccessDb
attr_accessor :mdb, :connection, :data, :fields
def initialize(mdb=nil)
@mdb = mdb
@connection = nil
@data = nil
@fields = nil
end
def open
connection_string = 'Provider=Microsoft.Jet.OLEDB.4.0;Data Source='
connection_string << @mdb
@connection = WIN32OLE.new('ADODB.Connection')
@connection.Open(connection_string)
end
def query(sql)
recordset = WIN32OLE.new('ADODB.Recordset')
recordset.Open(sql, @connection)
@fields = []
recordset.Fields.each do |field|
@fields << field.Name
end
......
ruby³£¹æ·ÃÎÊaccessÊý¾Ý¿âµÄ·½·¨Ó¦¸ÃÊÇʹÓÃDBI¿â
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require 'dbi'
DBI.connect("DBI:ADO:Provider=Microsoft.Jet.OLEDB.4.0;Data Source=db.mdb;")
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require 'win32ole'
class AccessDb
attr_accessor :mdb, :connection, :data, :fields
def initialize(mdb=nil)
@mdb = mdb
@connection = nil
@data = nil
@fields = nil
end
def open
connection_string = 'Provider=Microsoft.Jet.OLEDB.4.0;Data Source='
connection_string << @mdb
@connection = WIN32OLE.new('ADODB.Connection')
@connection.Open(connection_string)
end
def query(sql)
recordset = WIN32OLE.new('ADODB.Recordset')
recordset.Open(sql, @connection)
@fields = []
recordset.Fields.each do |field|
@fields << field.Name
end
......
require 'open-uri'
$NAME_CHARS= (?a..?z).to_a+(?0..?9).to_a
def is_name_used(name)
str=open('http://passport.csdn.net/UserExist.aspx?UserName='+name)
str=str.read
#str=str.encode('GBK','utf-8')
return true if str[/Red/]
end
def enum_names(len=2)
return if len<2
f=File.open('d:\work\a.txt',"w+")
strpack="A"*len
i,v=0,""
$NAME_CHARS.permutation(len) do |x|
v=x.pack(strpack)
break if v[/^[\d]+/]
#p i+=1
f.puts "#{i+=1} : #{v}"
f.puts "#{v} is not use!" unless is_name_used(v)
end
rescue =>ex
p "err : #{ex.to_s}(#{v})"
ensure
f.close if f
end
......
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))
scr.addstr("hi")
end
scr.getch
end
......
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