dotInsights | July 2025

Rachel Appel

Did you know? Because of C#’s ability to use verbatim strings, you can use reserved keywords as variable names by prefixing them with the @ symbol. For example, var @class = new Class(); is a perfectly valid statement to make an instance of the Class class. But keep in mind – just because you could doesn’t mean you should.

Welcome to dotInsights by JetBrains! This newsletter is the home for recent .NET and software development related information.

📢🗣️ JetBrains .NET Days Online 2025 — Call for Speakers 🗣️📢

🔗 Links

Here’s the latest from the developer community.

• How to Safely Refactor Legacy Code Using Adapt Parameter 🎥- Emily Bache
• 2code ^ !2code [S2025E06] The .NET Dispose Pattern 🎥 – Stefan Pölz & Eva Ditzelmüller
• .NET 10 Performance Edition – Steven Giesel
• Check Out the DrawingView in .NET MAUI – Leomaris Reyes
• Vibe Coding: Fad, Future or Folly? – Liz Acosta
• AI in Recruitment: Smarter, Faster, Fairer… or Not? – Lin Grensing-Pophal
• Keep your best solutions safe and evolving strong. Survival of the fittest, in C# – Chris Woodruff
• Kickstarting your libraries with the .NET Library Starter Kit – Dennis Doomen
• How to Use Embeddings with Postgres (Surprisingly Easy)🎥 – Gui Ferreira
• This Is Why Breaking Your API Contract Keeps Breaking Clients 🎥- Derek Comartin of CodeOpinion 
• Server-Sent Events in ASP.NET Core and .NET 10 – Khalid Abuhakmeh
• JetBrains goes to war with ReSharper in VS Code 🎥 – Ed Andersen 
• Low Ceremony Railway Programming with Wolverine – Jeremy D. Miller
• The role of AuthenticationProperties in ASP.NET Core – Maarten Balliauw
• API contracts and nullability in ASP.NET Core – Bart Wullems
• C# Tip: Handling exceptions with Task.WaitAll and Task.WhenAll – Davide Bellone
• How GitHub engineers tackle platform problems – Fabian Aguilar Gomez
• Experimental alternative flow for OAuth First-Party Applications – Damien Bowden
• Easily Bind SQLite Database and Perform CRUD Actions in WPF DataGrid – Amal Raj Umapathy Selvam
• Old to Gold: How to Modernize Your Legacy ASP.NET Apps Gradually 🎥- Jonathan J Tower at NDC Melbourne
• Types of Classes in C# with Examples | Concrete, Static, Abstract, Sealed, and More – Mahesh Chand
• Run C# Scripts With dotnet run app.cs (No Project Files Needed) – Milan Jovanović

🔦 From our .NET Guide

Each month we feature tutorials or tips from our .NET Guide.

High Performance JSON Serialization With Code Generation on C# 11 and .NET 7.0

In this talk by Ian Griffiths, you will see how features added to recent versions of C# can dramatically improve parsing and generation of JSON data compared with longer-established .NET JSON handling mechanisms.

See More

Profile an HTTP request

Timeline profiling combines profiler data with event traces. What happens when an HTTP request is made? Tip by Khalid Abuhakmeh.

See More

☕ Coffee Break

Take a break to catch some fun social posts.

🗞️ JetBrains News

What’s going on at JetBrains? Check it out here:

📢🗣️ JetBrains .NET Days Online 2025 — Call for Speakers 🗣️📢

• Why Did JetBrains Create Mellum? 🎥
• You think it – Junie helps make it happen 🎥
• ReSharper Comes to Microsoft Visual Studio Code: Public Preview Now Open
• SQL and NoSQL Query language support come to ReSharper!
• OpenTelemetry Plugin for JetBrains Rider: Observability Inside Your IDE
• ReSharper and Rider 2025.1.4: Another Set of Bug-fixes Released
• Rider 2025.2 EAP 7: Low-Level Exception Suppression and Other Updates for Debugging Games
• Rider 2025.2 EAP 5: Reimagined Monitoring Tool Window and New OpenTelemetry Plugin
• JetBrains GameDev Days 2025 – Call for Speakers
• ReSharper and Rider 2025.1.3: Important Updates Released

✉️ Comments? Questions? Send us an email. 

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