In this comprehensive, 24-hour-long course from Tim Corey, you will learn to use C# to build a complete application from start to finish.  

The course will walk you through the entire process of designing and building a real-world application. Using .net and Visual Studio, you will learn to construct a tournament tracker application that is fit to launch.

Here are some of the topics covered in this course:

  • Interfaces
  • Email
  • SQL
  • Text Files
  • App.config data storage and retrieval
  • OOP

You can watch the full video course on the freeCodeCamp.org YouTube channel (24 hour watch).