Andy_12

So almost everyone who's been here for quite some time will relate to this nostalgic feeling like this once was an active populated city and now it's nearly a ghost town, it's somehow depressing for me to see old ruins and abandoned places and things, not sure about you. Anyway, …

Hello Dear Friends, I need some help to check avilidity of the username on Leave event of a textbox in Database SQL Server, but i cann't get. it code is bellow private void textBox6_Leave(object sender, EventArgs e) { cmd = new SqlCommand("SELECT * FROM usertab WHERE username='"+textBox6.text+"'",con); SqlDataAdapter da = …