Microsoft Jet OLE DB 4.0 TYPE OLE DB Provider USAGE Provider=Microsoft.Jet.OLEDB.4.0 MANUFACTURER Microsoft Standard security Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\mydatabase.mdb;User Id=admin;Password=; With database password This is the connection string to use when you have an access database protected with a password using the Set Database Password function in Access. Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\mydatabase.mdb;Jet OLEDB:Database Password=MyDbPassword;

Ever wonder how a GPS or mapping program calculates the shortest path between two locations? Learn how to quickly find the shortest paths through street, telephone, airline, and other networks.(by Rod Stephens) This series of articles discusses a generalization of trees ...

The Traveling Salesperson Problem doesn't have a realistic single best solution, but you can use heuristics to find good solutions and possibly enjoy big savings on fuel costs.(by Rod Stephens) The Traveling Salesperson Problem The goal of the Traveling Salesperson Problem (TSP) ...

An Egyptian fraction is a fraction expressed as a sum of unit fractions. For example, you can write 3/7 as 1/3 + 1/11 + 1/231.You can write any fraction as an Egyptian fraction, although there may be more than one ...

This example demonstrates several useful techniques including: Context menus Restricting a form to a region to give it a shape. Moving a form with no title bar Double buffering Drawing with transformations When you right-click the clock, the program displays the context menus shown on the ...

This example displays a series of images to make an animation. It loads the images at run time. To make finding the images easier, I added them to the project. (Open the Project menu, select Add Existing Item, and select ...

Use System.Environment's OSVersion static (shared) property. OperatingSystem os = Environment.OSVersion; MessageBox.Show(os.Version.ToString()); MessageBox.Show(os.Platform.ToString());

This is actually quite easy in .NET. If you set a TextBox's CharacterCasing property to Lower or Upper, the controls automatically converts alphabetic characters into the correct case. You can do this at design time, although in this example I ...

TextBox Allowing Characters Only   private void textBox1_KeyPress(object sender, System.Windows.Forms.KeyPressEventArgs e) { if ( !( char.IsLetter( e.KeyChar ) || char.IsControl( e.KeyChar ) ) ) ...

Sometimes it is needed to show data on different lines. The first idea that comes is to set MULTILINE Property to true and use '\n' escape sequence for this. But this escape sequence is not supported in .NET textbox. Still ...