how high Speed Application?

• use generic

• use 'for loop' instead of 'foreach'

• use StringBuilder

• use threading

<pre lang="cs">//***********************************************
       //Type
       //***********************************************
       void FillType()
       {
           objType = new BL.BL.Type();
           cmbType.DataSource = objType.GetType();
           cmbType.DisplayMember = "TypeName";
           cmbType.ValueMember = "TypeID_FK";
       }
       //***********************************************
       //Language
       //***********************************************
       void FillLanguage()
       {
           objLanguage = new BL.BL.Language();
           cmbLanguage.DataSource = objLanguage.GetLanguage();
           cmbLanguage.DisplayMember = "LanguageName";
           cmbLanguage.ValueMember = "LanguageID_FK";
       }
       //***********************************************
       //Document
       //***********************************************
       void FillDocument()
       {
           dgvDocument.AutoGenerateColumns = false;
           bsDocument = new BindingSource();
           objDocument=new BL.BL.Document();
           bsDocument.DataSource = objDocument.GetDocument();
           dgvDocument.DataSource = bsDocument;
       }

 private void frm_ListDocument_Load(object sender, EventArgs e)
       {
           FillType();

           FillLanguage();
           FillDocument();
       }