///For Learn public IQueryable <tbl_Dictionary> getSource() { try { TruyXuatDataDataContext data = new TruyXuatDataDataContext(); var linq = from th in data.tbl_Dictionaries select th; return(linq); } catch { } return(null); }
public IQueryable <tbl_Baitap> baiTap(string id) { try { TruyXuatDataDataContext data = new TruyXuatDataDataContext(); var linq = from th in data.tbl_Baitaps where id == th.ID select th; return(linq); } catch { } return(null); }
public bool KiemTraUser(string name, string pass) { try { TruyXuatDataDataContext data = new TruyXuatDataDataContext(cnt); var linq = from person in data.tbl_Users where name == person.USERNAME.Trim() && pass == person.PASSWORD select person; if (linq != null) { return(true); } } catch { } return(false); }
public bool DangKyTaiKhoan(string username, string password) { TruyXuatDataDataContext context = new TruyXuatDataDataContext(cnt); tbl_User course = new tbl_User { ID = "002", USERNAME = username, PASSWORD = password, }; context.tbl_Users.InsertOnSubmit(course); try { context.SubmitChanges(); return(true); } catch { } return(false); }