LINQ Grouping in C#: GroupBy, ToLookup, CountBy, and AggregateBy
Master LINQ grouping in C# with GroupBy, ToLookup, and the powerful .NET 9 CountBy and AggregateBy methods for cleaner data aggregation.


Master LINQ grouping in C# with GroupBy, ToLookup, and the powerful .NET 9 CountBy and AggregateBy methods for cleaner data aggregation.
Welcome to another issue of Dev Leader Weekly! In this issue, I discuss the perception trap around working hours -- why your start time doesn't define your work ethic on its own, but your hours absolutely shape what your team thinks is expected of them.
Build a production-ready bridge pattern example in C# with a notification delivery system covering multiple channels, message priorities, and DI integration.
Master LINQ ordering in C# with OrderBy, ThenBy, and the .NET 7 Order() method. Covers custom IComparer, stable sort, StringComparer, and real-world examples.