JWT auth, Cosmos DB search, Copilot
ASP.NET Core JWT auth, Cosmos DB search, C# practices, .NET 9 features, MAUI login, Aspire health checks, and Build/Copilot videos.
Jasen's top three picks
- 1 How to Implement JWT Authentication in ASP.NET Core
Medium
A straightforward ASP.NET Core JWT walkthrough for people wiring up auth without overcomplicating the pipeline.
- 2 New Generally Available and Preview Search Capabilities in Azure Cosmos DB for NoSQL
Microsoft Dev Blogs
Cosmos DB’s new search capabilities matter if you want richer querying options in NoSQL workloads.
- 3 15 C# Best Practices That Will Make You a Coding Wizard
Medium
A broad C# best-practices roundup, with enough reminders to help newer developers and seasoned teams alike.
Editor's note
I pulled together a deliberately mixed issue today, from practical auth and data-access posts to a few platform and tooling updates. The Cosmos DB search announcement and the Aspire health checks video are especially useful if you’re building modern cloud apps.
Today's articles
How to Implement JWT Authentication in ASP.NET Core
Medium
https://benedictodoh.medium.com/how-to-implement-jwt-authentication-in-asp-net-core-4bad7bbc9a99
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New Generally Available and Preview Search Capabilities in Azure Cosmos DB for NoSQL
Microsoft Dev Blogs
https://devblogs.microsoft.com/cosmosdb/new-generally-available-and-preview-search-capabilities-in-azure-cosmos-db-for-nosql
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15 C# Best Practices That Will Make You a Coding Wizard
Medium
https://medium.com/@nagarajvela/15-c-best-practices-that-will-make-you-a-coding-wizard-c4c3d91c5990
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C# async/await vs Java CompletableFuture: .NET vs JVM ASYNC
Medium
https://medium.com/@lillywang23/c-async-await-vs-java-completablefuture-net-vs-jvm-async-abbbc103a4f1?source=rss------dotnet-5
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Think You Know C#? These 7 .NET 9 Features Say Otherwise
Medium
https://medium.com/@nirajranasinghe/think-you-know-c-these-7-net-9-features-say-otherwise-33584a661ff3?source=rss------dotnet-5
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.NET Is Getting Dangerous: 5 Crazy Trends You Can’t Ignore in 2025
Medium
https://iabhy.medium.com/net-is-getting-dangerous-5-crazy-trends-you-cant-ignore-in-2025-abfe10f033c3
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Microsoft Build opening keynote | KEY010
YouTube
https://www.youtube.com/watch?v=0kyZkPW7XIY
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Supercharging Developer Productivity with GitHub Copilot | DEM504
YouTube
https://www.youtube.com/watch?v=z9528I7aSJM
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.NET core MAUI with SQLite Database Login Page example
C# Corner
https://www.c-sharpcorner.com/article/net-core-maui-with-sqlite-database-login-page-example/
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Adding Custom Health Checks with .NET Aspire
YouTube
https://www.youtube.com/watch?v=HuogJghWBks
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Data Loading Strategies in .NET: Eager, Lazy, and Explicit Loading
Medium
https://medium.com/@20011002nimeth/data-loading-strategies-in-net-eager-lazy-and-explicit-loading-d0d2a62213d2?source=rss------dotnet-5
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Edit is now open source
Microsoft Dev Blogs
https://devblogs.microsoft.com/commandline/edit-is-now-open-source/
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How to Use XML Comments in ASP.NET Core Swagger Docs
Medium
https://medium.com/illumination/how-to-use-xml-comments-in-asp-net-core-swagger-docs-82383faafb65
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Building a Custom Domain Events Dispatcher in .NET
Milan's .NET Weekly
https://www.milanjovanovic.tech/blog/building-a-custom-domain-events-dispatcher-in-dotnet
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My Singleton Worked — Until a Multithreaded Nightmare Began
Medium
https://medium.com/dot-net-sql-learning/my-singleton-worked-until-a-multithreaded-nightmare-began-2486b255741e
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Datetime in c#
Medium
https://medium.com/@pythonwithyp/datetime-in-c-2cb52ec9c968?source=rss------csharp-5
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Getting Started with NATS in C#
medium.concurrentflows.com
https://medium.concurrentflows.com/getting-started-with-nats-in-c-d09e703790f6
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