As you roll into this Friday with the satisfaction of a perfectly compiled build, set your mind to cruise control and take a quick pit stop with our .NET newsletter. In the spirit of reflection mixed with turbocharged energy, we’re here to fuel your day with the latest from the .NET ecosystem—handpicked to keep your developer gears spinning smoothly. Cruise through insights that decode this week’s updates, ensuring you're ready to drive innovation straight into next week.

Today's Articles

What’s New in C# 13 — A Deep Dive into the Latest Features

https://medium.com/@rp99452/whats-new-in-c-13-a-deep-dive-into-the-latest-features-ca7da78d6d5d

C# 13, released as part of .NET 9, introduces a set of practical yet powerful enhancements that make coding cleaner and more flexible.

Life of a VS Code SWE Intern with Christy Nguyen | VS Code Insiders Podcast ep. 5

https://www.youtube.com/watch?v=tpClCNcCgwQ

The Hidden Performance Killer: How Sync-Over-Async Deadlocks Are Destroying Your ASP.NET

https://medium.com/@riturajpokhriyal/the-hidden-performance-killer-how-sync-over-async-deadlocks-are-destroying-your-asp-net-2bd96184d954

A deep dive into the most overlooked performance bottleneck that’s costing you users and revenue

Building Microservices with C# and .NET Core

https://medium.com/c-sharp-programming/building-microservices-with-c-and-net-core-475d903fde29

How I architected, developed, and deployed microservices using C# and .NET Core in real-world projects. Continue reading on .Net Programming »

Mastering Logging in .NET with Serilog -Part 1

https://medium.com/@mallik-tech-vision/mastering-logging-in-net-with-serilog-36d762cf1d15

Logging is often underestimated until you hit your first production issue. At that moment, you realize how much reliable logs can save…

Add .NET Aspire to an existing .NET app

https://www.c-sharpcorner.com/article/add-net-aspire-to-an-existing-net-app/

This article demonstrates adding Aspire to manage microservices, containers, and dependencies. Centralize orchestration, simplify dependency management, and improve observability by creating an AppHos...

Why C# and .NET are the Programmer’s Best Friends in Today’s World

https://medium.com/@sanchitvarshney/why-c-and-net-are-the-programmers-best-friends-in-today-s-world-7a9ff3014f5f

In this post, we’d like to expand on why C# and .NET should be in the forefront of your development toolkit

Global Error Handling in ASP.NET Core: From Middleware to Modern Handlers

https://medium.com/@sangheraajit/global-error-handling-in-asp-net-core-from-middleware-to-modern-handlers-73226dc122c3

Let’s talk about something we all deal with but often put off until the last minute — error handling in our ASP.NET Core apps.

Penetration Testing Basics for ASP.NET Core Web Applications

https://www.c-sharpcorner.com/article/penetration-testing-basics-for-asp-net-core-web-applications/

Secure your ASP.NET Core web applications with this practical guide to penetration testing. Learn essential techniques, from reconnaissance to reporting, with C# examples. Discover how to identify vul...

Protecting Background Jobs and Scheduled Tasks from Abuse in ASP.NET Core

https://www.c-sharpcorner.com/article/protecting-background-jobs-and-scheduled-tasks-from-abuse-in-asp-net-core/

This article explores common threats like job injection, privilege escalation, and resource abuse. Learn practical strategies for robust protection, including secure scheduling interfaces, input valid...

Singleton in C#: The One Class to Rule Them All

https://medium.com/@sudhisudhi0834/singleton-in-c-the-one-class-to-rule-them-all-bb37f0de6348

Have you ever heard the phrase:

Guide to .NET

https://medium.com/@jithinprem43/guide-to-net-0cdb959b2183

Refined Topics

Access Modifiers in C#

https://www.c-sharpcorner.com/article/access-modifiers-in-c-sharp-the-keys-locks-and-secret-passcodes-every-developer-mu/

Master C# access modifiers (public, private, protected, internal, protected internal, private protected) to control code visibility and build robust, maintainable applications. Learn how to encapsulat...

12 Hours Gone: The .NET Middleware Trap Every Developer Should Fear

https://blog.stackademic.com/12-hours-gone-the-net-middleware-trap-every-developer-should-fear-78408e490fea

Learn the subtle execution order pitfall that silently breaks APIs, wastes precious time, and how you can bulletproof your code against it. Continue reading on Stackademic »

Logging and Monitoring Security Events in ASP.NET Core

https://www.c-sharpcorner.com/article/logging-and-monitoring-security-events-in-asp-net-core/

Enhance your ASP.NET Core application security by implementing robust logging and monitoring practices. This guide covers structured logging with Serilog, NLog, and built-in providers. Learn to detect...

Using CancellationToken in .NET: Graceful Shutdowns Explained

https://medium.com/@kittikawin_ball/using-cancellationtoken-in-net-graceful-shutdowns-explained-e0e32b561775

Introduction: The Importance of Graceful Shutdowns in .NET

Mistakes Senior C# Developers Make — Hard-Won Lessons

https://medium.com/inside-the-if/mistakes-senior-c-developers-make-hard-won-lessons-bdbb454376f2

Senior C# Slip-Ups: Hard-Won Lessons From Ten Years in .NET — Avoid deadlocks, N+1 traps, and memory leaks with Monday-ready refactors. Continue reading on Inside the IF »

Top 5 Free Tools Every .NET Developer Should Know by 2025

https://medium.com/@jenilsojitra/top-5-free-tools-every-net-developer-should-know-by-2025-c2f7ef05f009

The .NET ecosystem continues to evolve rapidly in 2025, and developers will have access to more free tools than ever before. Whether…

How to Properly Measure Code Performance in .NET (C# Benchmarking Guide)

https://shahedbd.medium.com/how-to-properly-measure-code-performance-in-net-c-benchmarking-guide-1fb96cb2b38b

Performance optimization is a critical aspect of modern .NET development that directly impacts user experience, scalability, and…

SQL: The Language of Databases

https://www.c-sharpcorner.com/article/sql-the-language-of-databases/

This article provides a comprehensive overview of SQL, the standard language for relational databases. Learn core features, basic commands (CREATE, INSERT, SELECT, UPDATE, DELETE), and why SQL is esse...

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