二十自述诗序
提取子字符串
blogContent = distillSubString(parentString, "<div id=""post-body"">", "</div><!--博文结束注释-->")
在Excel中计算日期对应的星期
SQL Server 2008 编程入门经典 第10章练习
CREATE VIEW HumanResources.Managers AS SELECT he.* FROM HumanResources.Employee he WHERE he.EmployeeID IN ( SELECT DISTINCT ManagerID FROM…