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Recently I got a requirement to associate a file having custom extension with the installed version of our own application. So, whenever user clicks on that given extension file, it should open up directly in my WPF application along with the data population. So, let’s check out how you can achieve this: Step 1 - Creating an application: Create a WPF application or you can take any of your existing application. I’m working on WPF application (using MVVM) but the concept remains same for others, you can go with your Windows Forms or Console application also. That’s pretty acceptable. In my application, I'm taking few customer properties and a file path. Step 2 - Get key for Signing: For signing my assembly I’m using inbuilt feature of Visual Studio. Go to your project properties, navigate to Signing option as shown below:                          ...

As part of assignment, I was working on a project, which is having 137 projects Windows Form in a solution. Whenever I was building my solution, I was getting Out-Of-Memory error and due to this my Visual Studio use to get crash. Then the only solution left with me was to restart my Visual Studio  L . Earlier I as facing this issue once a while, but from last week, it is occurring frequently. Hope you can imagine, how painful it is restart the Visual Studio every now-and-then, especially when your solution contains such a huge number of projects. My error was something like this: “ The "ResolveManifestFiles" task failed unexpectedly. System.OutOfMemoryException: Insufficient memory to continue the execution of the program.”   The only thing, which was coming into my mind, was that it is due to Visual Studio’s memory limits. I also tried to minimize Visual Studio, but no luck :( . After consulting with few people, I got an idea to breakup my solution into multiple s...