Description: create a user using nbear

Link: http://www.codekeep.net/snippets/567f1f61-6453-4879-a6e6-77ec350a2345.aspx

 User[] aUsers = Gateways.SdaiBuy.From<Entities.User>().Where(Entities.User._.UserName == tbName.Text.Trim()).ToArray<Entities.User>();
        if (aUsers.Length > 0)
        {
            lblError.Text = "??????";
        }
        else
        {
            Entities.User aUser = new Entities.User();
            aUser.UserName = tbName.Text.Trim();
            aUser.Password = tbPassword.Text;
            aUser.College = ddlCollege.SelectedValue;
            aUser.dorm = ddlDorm.SelectedValue;
            aUser.HeadPic = "UpFile/UserFace/noname.jpg";
            int UserID = Gateways.SdaiBuy.Save<User>(aUser);

            Response.Redirect("Registerok.aspx?UserID=" + UserID);
        }