Become a Patreon and get source code access: https://www.patreon.com/nickchapsas Check out my courses: https://dometrain.com/ Timestamps: 00:36 Async Actions are not awaited 03:30 Making GetOrAdd in ConcurrentDictionary thread-safe 09:58 Clean way to have InternalsVisibleTo for testing 14:17 Auto-implemented property vs expression-bodied members 18:15 Using LINQ with different collection types Hello everybody I'm Nick and in this video we will take a look at 5 Tips and potential mistakes that you should know about for C# and .NET. Knowing and applying these will improve the quality of your code, your understanding of the compiler and how your code runs in the CLR and it will make you a better C# programmer. Making ConcurrentDictionary GetOrAdd thread safe using Lazy by Andrew Lock: https://andrewlock.net/making-getoradd-on-concurrentdictionary-thread-safe-using-lazy/ Don't forget to comment, like and subscribe :) Social Media: Follow me on GitHub: http://bit.ly/ChapsasGitHub Follow me on Twitter: http://bit.ly/ChapsasTwitter Connect on LinkedIn: http://bit.ly/ChapsasLinkedIn #aspnetcore #tips #code