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C# Articles, Tutorials & News

C# articles, tutorials, and news from the DotNetNews archive.

2322 articles Updated Jul 21, 2026 Page 77 of 93

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C# articles

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Wage Calculator in C# — Part 2: Overtime Logic

medium.com Apr 17, 2025 Issue #177

https://medium.com/@fulton_shaun/wage-calculator-in-c-part-2-overtime-logic-3d4da28ca575

ASP.NET Core Azure Azure Functions

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11 Rules for Writing Better Code in C#

medium.com Apr 17, 2025 Issue #177

https://medium.com/c-sharp-programming/11-rules-for-writing-better-code-in-c-a6ebaf506f70

Solid Principles

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Build a Model Context Protocol (MCP) server in C#

devblogs.microsoft.com Apr 17, 2025 Issue #177

https://devblogs.microsoft.com/dotnet/build-a-model-context-protocol-mcp-server-in-csharp/

OpenAI

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How to Generate Sequential GUIDs in .NET

medium.com Apr 17, 2025 Issue #177

https://medium.com/@michaelmaurice410/how-to-generate-sequential-guids-in-net-2ee0a6a120b9

Performance

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Interface Contract Testing: A Reusable Test Suite for Interface-First Design in C#

medium.com Apr 17, 2025 Issue #177

https://medium.com/@asher.garland/interface-contract-testing-a-reusable-test-suite-for-interface-first-design-in-c-31ad3da331a9

Unit Testing

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C# String vs. StringBuilder vs. Span — What’s the Best for Performance?

medium.com Apr 17, 2025 Issue #177

https://medium.com/write-a-catalyst/c-string-vs-stringbuilder-vs-span-whats-the-best-for-performance-f1d050a6c02d

Performance

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Microsoft .NET Code Analysis: Best Practices and Performance for Comparing Strings

dotnettips.wordpress.com Apr 16, 2025 Issue #176

https://dotnettips.wordpress.com/2025/04/13/microsoft-net-code-analysis-best-practices-and-performance-for-comparing-strings/

Performance

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Distributed Leader Election in .NET Microservices

quorum-mind.medium.com Apr 16, 2025 Issue #176

https://quorum-mind.medium.com/distributed-leader-election-in-net-microservices-126af548b6b8

Design Patterns

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C# .NET — Interfaces

medium.com Apr 16, 2025 Issue #176

https://medium.com/@circuitstocode/c-net-interfaces-0139509744d8

.NET Aspire Azure Azure Functions

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Explaining Tanspose DataTable Data in C#

c-sharpcorner.com Apr 16, 2025 Issue #176

https://www.c-sharpcorner.com/article/explaining-tanspose-datatable-data-in-c-sharp/

SQL Server

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Difference Between Compilation and Runtime Errors in .NET

c-sharpcorner.com Apr 15, 2025 Issue #175

https://www.c-sharpcorner.com/article/difference-between-compilation-and-runtime-errors-in-net/

.NET Core

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Build Your Own MCP Server in C# — So Your AI App Stops Acting Clueless

medium.com Apr 15, 2025 Issue #175

https://medium.com/@priyedarshniaaradhya/build-your-own-mcp-server-in-c-so-your-ai-app-stops-acting-clueless-c21740f02174

OpenAI Semantic Kernel

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.NET R&D Digest (March, 2025)

olegkarasik.wordpress.com Apr 15, 2025 Issue #175

https://olegkarasik.wordpress.com/2025/04/07/net-rd-digest-march-2025/

.NET Core

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How to Verify a WhatsApp Number Exists using C#(.NET)

medium.com Apr 15, 2025 Issue #175

https://medium.com/@wassenger/how-to-verify-a-whatsapp-number-exists-using-c-net-eed4d151cbb3

.NET Core REST API

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The 5 Most Buzzworthy Topics of .NET in 2025

singhsukhpinder.medium.com Apr 15, 2025 Issue #175

https://singhsukhpinder.medium.com/db1dd6c89ef6

.NET 10 .NET Core

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Web Scraping in C# .NET: How to Build a High-Performance API for Data Extraction

medium.com Apr 15, 2025 Issue #175

https://medium.com/asp-dotnet/web-scraping-in-c-net-how-to-build-a-high-performance-api-for-data-extraction-2f56ec90d726

Performance REST API

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Records vs Classes in C#: The Truth About Primary Constructors You Must Know!

medium.com Apr 15, 2025 Issue #175

https://medium.com/@shamuddin/records-vs-classes-in-c-the-truth-about-primary-constructors-you-must-know-32103b7876d8

.NET Core

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Mocking and Dependency Injection

medium.com Apr 15, 2025 Issue #175

https://medium.com/@agrawalvishesh9271/mocking-and-dependency-injection-8de66b493618

.NET Core Unit Testing

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Get Ready for .NET 10 & C# 13: Essential Updates You Must Know

medium.com Apr 15, 2025 Issue #175

https://medium.com/asp-dotnet/get-ready-for-net-10-c-13-essential-updates-you-must-know-77fe8f3a143d

.NET 10 .NET Core

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Design Patterns in C#: Advanced Examples and Real-World Use Cases

medium.com Apr 14, 2025 Issue #174

https://medium.com/@orbens/design-patterns-in-c-advanced-examples-and-real-world-use-cases-6073a0d3fd61?source=rss------csharp-5

Design Patterns

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.NET 8 - System.Linq.Dynamic.Core – using SQL LIKE

c-sharpcorner.com Apr 14, 2025 Issue #174

https://www.c-sharpcorner.com/article/net-8-system-linq-dynamic-core-using-sql-like/

.NET 8

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Still Using Async Like This? 5 Mistakes That Hurt Performance

itnext.io Apr 14, 2025 Issue #174

https://itnext.io/still-using-async-like-this-5-mistakes-that-hurt-performance-0cc1778a8a02

Performance

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Linear Search

medium.com Apr 14, 2025 Issue #174

https://medium.com/@johnson732j/linear-search-4845f5a94365

Performance

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The Dark Side of C#: Common Pitfalls Even Senior Developers Fall Into

medium.com Apr 14, 2025 Issue #174

https://medium.com/@nagarajvela/the-dark-side-of-c-common-pitfalls-even-senior-developers-fall-into-2a2cebff1e40

Performance

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Unlock C# Performance: Deep Dive into Ref Structs with Detailed Examples

medium.com Apr 14, 2025 Issue #174

https://medium.com/@shamuddin/unlock-c-performance-deep-dive-into-ref-structs-with-detailed-examples-da8c267a6bd4

Performance

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