EF Core, Polly and .NET 10 takeaways

Jasen Fici
July 24, 2025

Strap in, Thursday warriors! Today, we're cruising through the .NET universe, where seasoned developers like yourselves navigate the digital highways with precision and flair. As we steer into the world of web APIs and ASP.NET Blazor advancements, remember: you've got the keys to innovation. Let's fuel up on some cutting-edge insights and master the art of code with sophistication and style.

Today's Articles

️ The Hidden Cost of DateTime.Now — And What Every .NET Developer Should Use Instead

https://medium.com/@yaseer.arafat/️-the-hidden-cost-of-datetime-now-and-what-every-net-developer-should-use-instead-8859863257a1

You’re Using DateTime.Now — and It’s Breaking Your Code …

Mock Smarter with WireMock.Net

https://medium.com/@technicalcolumns/mock-smarter-with-wiremock-net-31a60c2b4d6e

Software development today relies heavily on integrations — services communicate with services, frequently over networks and APIs. But…

Deep Dive into the New .NET MAUI Blazor Hybrid and Web App Solution Template

https://medium.com/progress-telerik-kendo-ui/deep-dive-into-the-new-net-maui-blazor-hybrid-and-web-app-solution-template-e06aa803da7b

Get started now with the .NET MAUI Blazor Hybrid and Web App template, allowing you to reuse components in web and mobile projects. Continue reading on Progress Telerik & Kendo UI »

.NET Digest #8

https://unicorn-dev.medium.com/net-digest-8-9f9ec45daaf6

Welcome to the eighth part of our digest on news and events in the .NET world! This time we’ll cover the highly anticipated .NET 10…

C# Keywords You Didn’t Know Existed (But Will Love!)

https://medium.com/@nagarajvela/c-keywords-you-didnt-know-existed-but-will-love-eb8e1547cb56

Hidden C# syntax that will save your code and your sanity. Continue reading on Level Up Coding »

X-Ray Vision for .NET 9: What Logs Couldn’t Tell Me in Production

https://medium.com/c-sharp-programming/x-ray-vision-for-net-9-what-logs-couldnt-tell-me-in-production-586de95d7986

[Full Code Sample] Think logs and metrics are enough? Here’s how AWS X-Ray exposed production bottlenecks in my .NET 9 microservices that… Continue reading on .Net Programming »

Build Robust Middleware in .NET: Retry and Circuit Breaker with Polly v8

https://www.c-sharpcorner.com/article/build-robust-middleware-in-net-retry-and-circuit-breaker-with-polly-v8/

Learn to build resilient .NET applications using Polly v8 and Microsoft.Extensions.Resilience. Implement Retry and Circuit Breaker patterns as middleware to handle transient failures gracefully in dis...

Async All the Way: Boosting My .NET App’s Throughput with Task-Based Parallelism

https://medium.com/@connect.hashblock/async-all-the-way-boosting-my-net-apps-throughput-with-task-based-parallelism-aca31aa23de6

How I used async/await, IAsyncEnumerable, and Parallel.ForEachAsync to supercharge high-load processing in my .NET web and worker services

Building a Production-Ready CLI Calculator in C#: From Code to Scale

https://medium.com/@bhargavkoya56/building-a-production-ready-cli-calculator-in-c-from-code-to-scale-4af43e696015

In today’s fast-paced development world, even the simplest applications need to be built with scalability and maintainability in mind.

The Missing Pattern in Your .NET Microservices: Queue-Based Load Leveling

https://medium.com/@mohsho10/the-missing-pattern-in-your-net-microservices-queue-based-load-leveling-a8dcf1fd3f6e

Queue-Based Load Leveling, Backpressure, and Resilience — Explained with Real .NET and Azure Examples Continue reading on Dev Genius »

.NET 9 vs .NET 10: Key Differences and What Developers Need to Know

https://medium.com/@karthikns999/net-9-vs-net-10-key-differences-and-what-developers-need-to-know-871d73e95b05

Explore the major differences between .NET 9 and .NET 10 with insights on performance, AI features, language updates and cloud-native…

Common Mistakes Developers Make in EF Core : How to Avoid Them

https://www.c-sharpcorner.com/article/common-mistakes-developers-make-in-ef-core-how-to-avoid-them/

Avoid common pitfalls in Entity Framework Core with this practical guide. Learn about typical developer mistakes and how to fix them to write efficient, bug-free EF Core code.

Attachment summarization using .NET, OpenAI API Assistant and Twilio SendGrid

https://www.twilio.com/en-us/blog/developers/community/attachment-summarization-using-dot-net-openai-api-twilio-sendgrid

Processing files is essential in many business domains. One of the common needs is summarization of text, and Generative AI has made this…

How Akka.NET Actors Live and Die: Lifecycle Basics for C# Developers

https://medium.com/@kittikawin_ball/how-akka-net-actors-live-and-die-lifecycle-basics-for-c-developers-b0f6fcdaed73

Lifecycle of Akka.NET actors made easy with C#.

The Better Way to Configure Entity Framework Core in .NET 9

https://medium.com/@michaelmaurice410/the-better-way-to-configure-entity-framework-core-in-net-9-3e76ef55cc91

Unlock EF Core 9’s full potential by embracing modern configuration patterns — DbContext pooling, factory-based context creation, and…

Feature Flags Done Right in .NET — Without Creating If Hell

https://medium.com/@yaseer.arafat/feature-flags-done-right-in-net-without-creating-if-hell-f5843e0a9066

In modern production systems, feature flags aren’t just toggles — they’re strategic levers for velocity, safety, and experimentation. Yet…

Understanding the Memento Pattern for Undo/Redo Functionality with C# Example

https://medium.com/@kittikawin_ball/understanding-the-memento-pattern-for-undo-redo-functionality-with-c-example-b72513517fe4

Simplify state management in C# with this behavioral design pattern

The Hidden Gems of .NET 10: Lesser-Known Features That Will Transform Your Development

https://www.mobilize.net/blog/the-hidden-gems-of-.net-10-lesser-known-features-that-will-transform-your-development

Forget the keynote fluff. The real power of .NET 10 is in its hidden gems. This blog explores unsung heroes like JIT devirtualization, span-based APIs, and sane time calcs that give you huge perf wins...