I have a datagridview with the following column using visual basic 2005
1-First column is country code as DataGridViewTex tBoxColumn
2-Second column is country name as DataGridViewCom boBoxColumn
3-Third column is city code as DataGridViewTex tBoxColumn
4-Forth column is city name as DataGridViewCom boBoxColumn
I filled the Second column is country name from database through programming
My question is :
1-When...