06 2013 档案

• LinqToSQL 左连接右连接内链接
  摘要：左连接 var LeftJoin = from emp in ListOfEmployees join dept in ListOfDepartment on emp.DeptID equals dept.ID into JoinedEmpDept from dept in JoinedEmpDept.DefaultIfEmpty() select new { EmployeeName = emp.Name, DepartmentName = dept != null ? dept... 阅读全文
  posted @ 2013-06-24 17:31 木子_冬 阅读(474) 评论(0) 推荐(0)
• C# utc datetime 互相转化
  摘要：1 public double ConvertDateTimeInt(System.DateTime time) 2 { 3 double intResult = 0; 4 System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1)); 5 intResult = (time - startTime).TotalSeconds ; 6 re... 阅读全文
  posted @ 2013-06-06 17:46 木子_冬 阅读(1643) 评论(0) 推荐(0)