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.NET Core Articles, Tutorials & News
.NET Core articles, tutorials, and news from the DotNetNews archive.
1444 articles Updated Page 4 of 58
Browse additional .NET Core articles from the DotNetNews archive.
.NET Core articles
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Event Sourcing in .NET: Real-World Implementation Patterns
c-sharpcorner.com Issue #478
Explore Event Sourcing in .NET: store business events, not just current state. Learn patterns for audit trails, time travel, and complex workflows.
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The Misleading IndexOutOfRangeException That Means “Your List Isn’t Thread-Safe”
blog.dotnetframework.org Issue #478
If you’ve ever seen a stack trace like this in a .NET application: …and you stared at the offending line — something innocuous like myList.Where(x => x.IsActive).ToList() — wondering how on earth a LI...
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ASP.NET MVC to ASP.NET Core Migration NuGet Packages: Modernization Guide
faciletechnolab.com Issue #478
A guide for CTOs, architects, and engineering leaders planning legacy modernization. Find out which NuGet packages can be upgraded, replaced, removed, or redesigned based on real-world migration exper...
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Getting the Client IP Address in ASP.NET Core
weblog.west-wind.com Issue #477
When I need to pick up the client IP Address in ASP.NET Core I always forget where to find the connection information. It's simple enough: HttpContext?.Connection?.RemoteIpAddress but I never remember...
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API Key Authentication in ASP.NET Core (.NET 10) - Complete Guide
codewithmukesh.com Issue #477
Production-grade API key authentication in ASP.NET Core .NET 10. Hashed keys, DB-backed store, AuthenticationHandler, decision matrix, full source repo.
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Building Resilient Cloud Applications with Polly and ASP.NET Core
c-sharpcorner.com Issue #477
Build robust ASP.NET Core cloud apps with Polly. Implement retries, circuit breakers, timeouts, and fallbacks for ultimate resilience.
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Propagating OpenTelemetry context in .NET
meziantou.net Issue #476
When building distributed systems, maintaining observability across process boundaries is crucial for understanding the flow of requests through your application. OpenTelemetry provides a standard way...
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Enhancing Code Reliability in .NET with TreatWarningsAsErrors
c-sharpcorner.com Issue #476
Elevate .NET code reliability! Learn how ` ` transforms compiler warnings into errors, forcing developers to address potential issues early. Improve code quality and prevent runtime failures.
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The Invisible Engine Behind AI Agents: Why Process Management in .NET
medium.com Issue #475
Most developers don’t wake up thinking about process management.
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Understanding SemaphoreSlim in .NET
malshikay.medium.com Issue #475
A Complete Guide with Practical Examples for SemaphoreSlim
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Feature Flags for AI Applications: Safe Deployment Strategies in .NET
c-sharpcorner.com Issue #475
Safely deploy AI in .NET with feature flags. Control rollouts, A/B test models, manage costs, and ensure governance for AI innovations.
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Top .NET Core Background Job Tools
faciletechnolab.com Issue #475
Explore the best .NET background job and workflow orchestration tools in 2026 including Hangfire, Temporal, Quartz.NET, Elsa, and Workflow Core for scalable SaaS platforms.
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How Gemini Helped Me Upgrade 100+ .NET Projects in few days Instead of Weeks
medium.com Issue #475
Upgrading a legacy .NET Framework codebase is one of those tasks every developer dreads. You know it needs to happen — newer framework…
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ASP.NET Core Endpoint Filters: A Complete Developer Guide
c-sharpcorner.com Issue #474
Learn ASP.NET Core Endpoint Filters with practical examples. Understand validation, logging, endpoint interception, and best practices for Minimal APIs.
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FluentValidation in ASP.NET Core .NET 10 - Request Validation
codewithmukesh.com Issue #474
Use FluentValidation 12 in ASP.NET Core .NET 10 - endpoint filters for Minimal APIs, async validators, custom rules, and a decision matrix vs Data Annotations.
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Rate Limiting in ASP.NET Core (.NET 10) - Complete Guide
codewithmukesh.com Issue #474
Production-grade rate limiting in ASP.NET Core .NET 10. All 4 algorithms, partitioning, Redis backplane, OnRejected with Retry-After, multi-tenant tiers, and a real decision matrix.
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Distributed Caching in ASP.NET Core Using Redis: Best Practices
c-sharpcorner.com Issue #474
Learn how to implement distributed caching in ASP.NET Core using Redis. Explore caching strategies, Redis integration, and best practices for scalable applications.
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How to upload files in an ASP.NET Core Web API
blog.elmah.io Issue #474
Files are an integrated part of an application. From a social app to an ERP, some form of media exists in the ecosystem. .NET Core APIs provide built-in support for uploading and fetching documents. I...
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.NET Core Reverse API and Reverse Engineering – Complete Guide
c-sharpcorner.com Issue #474
Explore .NET Core reverse APIs and reverse engineering! Learn integration with HttpClient, EF Core scaffolding, authentication, and best practices for efficient development.
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ASP.NET Community Standup: Simplifying Entra ID authentication with AI
youtube.com Issue #474
Join Jean‑Marc Prieur and Kyle Marsh to see how AI can streamline Entra ID authentication in ASP.NET Core and Aspire apps. We’ll explore using AI to set up app authentication, enable calls to protecte...
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How to Build Retrieval-Augmented Generation (RAG) Applications in .NET
c-sharpcorner.com Issue #474
Learn how to build Retrieval-Augmented Generation (RAG) applications in .NET using ASP.NET Core, embeddings, vector databases, and large language models.
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.NET R&D Digest (May, 2026)
olegkarasik.wordpress.com Issue #473
This issue includes bits of AI (too much AI), C#, software development, architecture, Windows, security, NTFS and of course .NET and .NET Internals.
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C# Word Library: Comparing 7 Options for .NET Developers in 2026
c-sharpcorner.com Issue #472
Explore the top 7 C# Word libraries for .NET in 2026. Compare features, licensing, and performance to choose the best option for document generation, parsing, and conversion.
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C#: Should This Service Be Singleton, Scoped, or Transient?
pietschsoft.com Issue #472
One of the most common ASP.NET Core dependency injection questions sounds simple:
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Reverse Engineering an API in .NET Core – Complete Practical Example
c-sharpcorner.com Issue #472
Master API reverse engineering in .NET Core! Learn to analyze undocumented APIs, recreate functionality, and integrate with systems using practical examples and tools.