Solve real coding problems
C# Programming Language
Problem In IIS Manager, Windows Authentication is missing from the list of available authentication methods. Solution 1. Open Turn Windows features on or off. 2. Select the Windows Authentication feature and click OK. 3. Restart your computer. Once it reboots, you’ll see the Windows Authentication option in IIS.
Problem The Class Diagram item is missing in Visual Studio 2019. Solution For some reason this is not installed by default in Visual Studio 2019, so we simply need to install it. 1. In Visual Studio click Tools > Get Tools and Features… 2. Close Visual Studio. 3. In Visual Studio Installer: Click Individual components … Read more Class Diagrams missing in Visual Studio 2019
Problem I have a unit test project in Visual Studio 2019. When I click Run All Tests, none of the tests run. I looked in the Tests output window and saw a message that says: Test project does not reference any .NET NuGet Adapter. Test discovery or execution might not work for this project. It’s … Read more Visual Studio 2019: MSTest unit tests are not running in Test Explorer
Problem When I open a C# project in Visual Studio 2019, none of the references are loading. In the error list it says: The referenced component could not be found This usually means you need to restore the Nuget Package. In this case, it’s even showing this for .NET Framework references – such as System.Core. … Read more Visual Studio 2019 – All references say referenced component could not be found
In regex, capturing groups give you a way to save text and refer to it later. Capturing groups can be named, and referred to by their name. When they aren’t named, you refer to them by their index number. In this article, I’ll show how to use named capturing groups by solving the problem of … Read more Regex in .NET: Using named capturing groups to extract data
You need to auto-increment your build numbers in order to easily tell which code you’re working with. In this article I’ll explain how to auto-increment your build numbers in Visual Studio. I’ll be using text templating to generate the Assembly Version. 1 – Choose a versioning scheme I’m going to be using the version scheme: … Read more Auto-increment build numbers in Visual Studio
Problem You’re trying to debug a program with Visual Studio but Attach to Process does not work. Most likely you’re loading your code through some third-party process (like Excel), and when you try to use Attach to Process it simply doesn’t work. Solution Instead of trying to use Attach to Process, you can launch a … Read more Starting the Visual Studio debugger when Attach to Process doesn’t work
Problem statement: Given a 32-bit signed integer, how many set bits are there? Ex: The number 15 has four bits set. In this article I’ll explain how I’d approach this problem. Approach How do I know if a bit is set? A bit can either be 0 or 1. A bit is set if its … Read more Algorithm Explained: Counting set bits in a 32-bit signed integer
The need to mock static methods in order to add a unit test is a very common problem. It’s often the case that these static methods are in third-party libraries. There are many utility libraries that are completely made up of static methods. While this makes them very easy to use, it makes them really … Read more How to mock static methods
With the Producer/Consumer pattern you have one or more threads producing new work and enqueuing it, and one or more threads consuming that work by dequeuing it and processing it. The consumers and producers share access to the work queue. Think of it like the Post Office. You have one or more people (producers) dropping … Read more Event-driven .NET: Concurrent Producer/Consumer using BlockingCollection