Improve C# code performance with Span<T>
March 24, 2025 9 minutes read Welcome to our deep dive into System.Span<T> and System.ReadOnlySpan<T>. Introduced in C# 7.2 (2017) and supported by the .NET Core runtime, these powerful structures...
C# Async/Await Explained: Complete Guide with Examples [2025]
March 20, 2025 9 minutes read In modern C# and .NET development, the introduction of async/await has been a game-changer. While synchronous execution works in many cases, it can cause...
C# Optional Parameters Explained
March 18, 2025 3 minutes read C# optional parameters enable methods, constructors, indexers and delegates to be called without specifying all arguments. This simplifies method calls and improves readability by...
.slnx The New .NET Solution XML File Format
March 17, 2025 3 minutes read On March 13th, 2025 Microsoft officially announced the a new .NET solution file format with file extension .slnx. For example for this simple solution:...
Understand NuGet Central Package Management and Transitive Pinning with Examples
January 16, 2025 4 minutes read Nowadays, .NET applications often rely on numerous NuGet packages, each of which may depend on additional packages. As a result, it’s common for multiple...
.NET – 7 Decompiler Compared (2025)
January 10, 2025 9 minutes read Looking to reverse engineer or disassemble some .NET code? Then learning how to decompile .NET assemblies is an essential skill for any .NET developer...
C# Array and List Fastest Loop in 2025
January 9, 2025 5 minutes read Discussions about the fastest way to loop through an array (T[]) and a List<T> in C# have been ongoing. Results can vary with each...
Visual Studio vs Visual Studio Code: The Ultimate Guide (2025)
January 8, 2025 8 minutes read In the world of .NET development, two popular tools stand out: Visual Studio and Visual Studio Code. Visual Studio is generally recognized as a...
WPF vs WinForms – Making the Right Decision in 2025
January 7, 2025 7 minutes read If you’re a developer faced with the decision of selecting between Windows Presentation Foundation (WPF) and Windows Forms (WinForms) commonly referred to as WPF...
A Guide to Code Coverage Tools for C# in 2025
January 6, 2025 3 minutes read In this post, we’ll go through 8 different .NET code coverage tools and list their features to help you make a decision. But first,...
The attribute OverloadResolutionPriority in .NET 9 and C# 13
December 12, 2024 2 minutes read With .NET 9, we gain a new tool for managing method overloads: OverloadResolutionPriorityAttribute declared in the namespace System.Runtime.CompilerServices. It lets you set an overload’s...
C# 13 Semi-Auto Properties
December 4, 2024 2 minutes read C# 13 introduced an exciting feature to boost developer productivity and code clarity: semi-auto properties. This new feature solves the trade-off between the ease...
C# 13 params collections
December 3, 2024 3 minutes read Here is a quick post to explain how the upcoming C# 13 params collections feature frees your code from many allocations. C# params prior...
C# 13 ref struct interfaces and the ‘allows ref struct’ generic anti-constraint
December 2, 2024 4 minutes read C# 13 will allow interfaces on ref struct. Until now, without this possibility ref struct missed out on abstraction. For example, while Span<T> acts...
.NET 9.0 LINQ Performance Improvements
November 19, 2024 5 minutes read NET 9.0 brings significant improvements to LINQ performance, with some scenarios showing remarkable gains. Let’s take a closer look at what’s driving these enhancements....
Alternate Lookup for Dictionary and HashSet in .NET 9
November 18, 2024 3 minutes read In .NET 9, a new method called GetAlternateLookup<TKey, TValue, TAlternate>() has been introduced for hash tables classes, including Dictionary<TKey, TValue>, HashSet<T>, ConcurrentDictionary<TKey, TValue>, FrozenDictionary<TKey,...
The Issue with using the Cobertura Code Coverage Format in .NET
November 14, 2024 1 minutes read Since December 2023, Microsoft has added support to Microsoft.CodeCoverage and dotnet-coverage for exporting code coverage data in the Cobertura format (see the announcement here). [crayon-680e23c144182055531997/] Because...
Why Is Counting Lines of Code (LOC) Useful?
November 7, 2024 2 minutes read In the previous post How do you count your number of Lines Of Code (LOC) ?, we explained how to count the LOC of...
How do you count your number of Lines Of Code (LOC) ?
November 6, 2024 2 minutes read Counting Lines of Code (LOC) is not as straightforward as it seems. Developers often wonder: Should method signature declarations count? What about lines with...
The problem with frameworks
October 31, 2024 3 minutes read I just watched this short 2:39 video from Uncle Bob, and it rang a bell. His books inspired me two decades ago to create...
Find C# Code Duplicate
October 22, 2024 3 minutes read Duplicate code copy-pasted is problematic. It increases maintenance efforts and the risk of inconsistencies. Changes made in one instance may not be reflected in...
Cyclomatic Complexity in C#: Everything You Need to Know
October 21, 2024 3 minutes read Cyclomatic complexity is a code metric used to measure the complexity of a program’s control flow. In C#, it represents the number of independent...
NDepend vs. ReSharper
October 14, 2024 1 minutes read Not too long ago, someone asked me for a comparison of ReSharper (commonly and affectionately abbreviated R#) and NDepend. I didn’t really grok the...
Reporting ReSharper Code Inspections from Your CI/CD Pipeline
October 11, 2024 4 minutes read JetBrains ReSharper is an awesome well-established tool now over two decades old! It offers hundreds of code inspections for C# and VB.NET. These inspections...
Faster Dictionary in C#
September 2, 2024 5 minutes read In the .NET Base Class Library, Dictionary<TKey, TValue> is an essential key-based hashtable providing constant time access to values. This means accessing dictionary[key] takes...
Fastest C# Enum to String
July 15, 2024 3 minutes read This article benchmarks various ways to obtain a string from an enumeration value in C# .NET, along with other common enumeration APIs. At NDepend,...
Avoid Technical Debt with NDepend
July 14, 2024 2 minutes read The term “technical debt” has become ubiquitous in the programming world. In the most general sense, it reflects the idea that you’re doing something...
C# DateTime Format In A Nutshell
July 11, 2024 6 minutes read This article is about C# DateTime Format, which means both: Obtain a date-formatted string. Use a pattern like "yyyy-MM-dd HH:mm:ss" to extract and format the...
Enterprise Architecture with .NET [Book Presentation]
July 2, 2024 6 minutes read Introducing the brand new book, Enterprise Architecture with .NET. This comprehensive 772-page guide is designed to elevate your career from a regular .NET developer...
Readonly, Immutable, and Frozen Collections in .NET
July 1, 2024 4 minutes read In modern software development, immutability is a powerful concept. The .NET Base Class Library (BCL) offers readonly, immutable, and frozen collections. This terminology might...