Communication between 2 Windows Forms applications

Question

I have 2 windows form applications. 1st application interacts with database while the other application is aimed to communicate with the 1st application to interact with the database. So how can I interact two applications with each other. Which tool should I use?

Answer 1

Here is a good example using WCF to communicate two processes:

http://www.switchonthecode.com/tutorials/wcf-tutorial-basic-interprocess-communication