How to create (encode) and decode QR code?

Generating QR codes and decoding them are not supported by .NET natively, so we have to use some 3rd party library. I chose a very simple-to-use one from NuGet: MessagingToolkit.QRCode I’ve created a new WinForms application, added this package to

How to use generic repository pattern?

As you may know, repository pattern is intended to create an abstraction layer between BLL (business logic layer) and DAL (data access layer). Repository pattern is to query the data source and maps it to the BLL. But what if

XML – SQL – custom object

I was asked to show a small app that can handle an XML file and insert its content into SQL then can read the SQL data and show it. Help please…………How to insert this xml in sql server.Also i want

Binding to enums

A swedish guy had a task to complete: he had 2 listboxes containing mammals and birds in one of the and some kind of mammals and birds in the other. Yes, we should show only relevant results in the second