RUBY EXCEL操作
用ruby新建一个excel文件，并且设置一些值。
require 'win32ole'
excel = WIN32OLE.new("excel.application")
excel.Visible = true
excel.WorkBooks.Open("d:\\test.xls")
excel.WorkSheets("sheet1").Activate
excel.Cells(2,3).value = "张三"
excel.Cells(3,3).value = "王二"
excel.ActiveWorkbook.Close(0) // 0 不保存推出，1 保存退出
excel.Quit()
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Watir 语法（Web Application Testing in Ruby)
# watir的安装
watie的安装请查看 -> Ruby library的安装
# 使用Watir工具，需要在脚本中加上
require 'watir'
# 创建一个IE的实例
ie = Watir::IE.new
或者在创建的同时直接转到页面
ie = Watir::IE.start('http://www.text.com/')
Watir使用start方法 ......
Prepare
1. Download 'OCI 1.x.x.rb' (it's VERY important - execution MUST be *.rb)
2. Download 'oci8lib.so'
Install
1. Copy 'OCI8.rb' to .../ruby/lib/ruby/site_ruby/1.8/DBD/OCI8
2. Copy 'oci8.rb' to .../ruby/lib/ruby/site_ruby/1.8
3. Copy 'oci8lib.so' to .../ruby/lib/ruby/site_ruby/1.8/i386-msv ......
Bignum
+ 加
- 减
* 乘
/ 除
** 指数操作2**2 意思是2的平方
<=> 大于, ......
Update: This post is outdated. All in one installer for 1.9
is ready now, you should use it if you need 1.9 on windows. Get it here
http://rubyforge.org/frs/?group_id=167
Ruby has “all-in-one” installer for Windows, but it is outdated. As
of May 2009, Ruby 1.9.1 is released, ......
此例子在 Ruby Ruport实践—简单报表系统 及 Ruby Ruport实践—中文PDF报表之PRAWN 的基础上进行完善，添加了对报表参数的设计及实现。
一、创建数据表report_parameters
create table report_parameters
(report_parameter_id integer not null auto_increment,
report_execute_id integer not null, ......
