UsageAnalytics - is open source library, I am (Vitali Yemialyanchyk) the developer. The project includes a sources of library that provide capability to anonymously reports information back to the library user. The library was developed using C++ as a basic language. Here is an example how to use the library.
Here are couple of tasks for check you brain consistency.
If the best thing in the world to spend your priceless time is coding.
If you want to prove your smartness - here are two exercises:
1) Concurrency Simulator;
2) Spreadsheet Simulator.
My own solutions are here.
This article describes how-to create uninstall program, how-to add an uninstall shortcut to setup project, using C++ and MS Visual Studio. This is necessary basic feature for setup project in Visual Studio. The sources and some description is here.