public TintucDao() { db = new viettechnewsDbContext(); }
public DanhmucDao() { db = new viettechnewsDbContext(); }
public NguoidungDao() { db = new viettechnewsDbContext(); }
public TintucDao() { db = new viettechnewsDbContext(); }
public DanhmucDao() { db = new viettechnewsDbContext(); }
public NguoidungDao() { db = new viettechnewsDbContext(); }