C#

arnold_w wrote:

I have a feeling solving two of the three issue listed would require about 3-4 lines of code each.

arnold_w wrote:

By finding example code on the Internet and asking questions on forums. I have done some pretty advanced stuff in C++, VB, LabVIEW and Matlab without having experience in those areas.

arkiboys wrote:

Is this to do with threads?

arkiboys wrote:

How do I solve this so that I can see the data as they are being added to the listbox?

arkiboys wrote:

Is this to do with threads?

if(this.InvokeRequired)
   {
      dosomethingdelegate dsd = new dosomethingdelegate(dosomethingmethod);
      this.Invoke(dsd, anyParametersGoHere);
   }

Simon Stevens wrote:

this.Invoke(dsd, anyParametersGoHere);

SqlConnection sql_conn = new SqlConnection("connection_string");
SqlCommand sql_cmd = new SqlCommand();
sql_cmd.Connection = sql_conn;
sql_cmd.CommandText = "store_procedure";
sql_cmd.CommandType = CommandType.StoredProcedure;
// none or X parameters here
sql_cmd.Parameters.Add("@intvariable", SqlDbType.Int).Value = Convert.ToInt32(MyTextBox1.Text);
sql_cmd.Parameters.Add("@stringvariable", SqlDbType.Varchar).Value = MyTextBox2.Text;
sql_conn.Open();
SqlDataAdapter sql_da = new SqlDataAdapter();
sql_da.SelectCommand = sql_cmd;
DataTable dt = new DataTable();
sql_da.Fill(dt);
sql_conn.Close();
Mydatagridview.DataSource = dt;

List<int> Audios = new List<int>();
List<int> Videos = new List<int>();
List<int> Books = new List<int>();

List<int> All = new List<int>();

All.AddRange(Audios);
All.AddRange(Videos);
All.AddRange(Books);

papy-boom wrote:

the list ALL must contains the merge of the three list, the question is can we do with out using foreach statment for the thre list.

List<int> all = new List<int>(audios.Count + videos.Count + books.Count);
all.AddRange(audios);
all.AddRange(videos);
all.AddRange(books);

DateTime.Now