Whats new in .net core 3
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This document summarizes the new features in .NET Core 3, including .NET Standard 2.1, gRPC for high performance RPC services, Worker Services for long running background processes, performance improvements up to 30%, and Blazor for building client-side web apps with C#. It also outlines the .NET 5 release schedule merging .NET Core, Framework and Xamarin into a single .NET product.
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Whats new in .net core 3
- 1. What’s New in .Net Core 3
- 2. About Me Pratik Khasnabis Azure Cloud Architect (MCSE & MCSD) @softveda https://www.linkedin.com/in/pratikk/ https://www.slideshare.net/softveda
- 3. .Net Core 3
- 4. .Net Standard 2.1 +3K more APIs than 2.0 Index & Range, IAsyncEnumerable<T> Span<T> SIMD DbProviderFactories System.Text.Json Supported in .Net Core 3 & Xamarin Won’t be supported by .Net Framework
- 6. gRPC High performance contract-based RPC services with .NET Cross languages and platforms Replacement option for WCF + =
- 8. Worker Service Starting point for long running back processes like Windows Server or Linux SystemD daemon Producing or consuming messages from a message queue
- 9. Performance High performance Fast JSON API (System.Text.Json) GC uses less memory Hardened for Docker 30% improvement on average 2-Tier JIT Self-Contained deployment with assembly trimming Ready to Run (R2R) images with Ahead of Time Compilation SIMD platfrom intrinsics
- 10. ASP.NET Core 3
- 11. What's new in ASP.NET Core 3.0 ASP.NET Core 3.0 now uses System.Text.Json by default for JSON serialization ASP.NET Core 3.0 offers authentication in Single Page Apps (SPAs) using the support for web API authorization. Endpoint Routing is enhanced
- 12. Entity Framework EF Core 3.0 .Net Standard 2.1 Cross-Platform Single SQL query per LINQ query Constrained client evaluation C# 8 Async streams Nullable reference types CosmosDb EF 6.3.0 .Net Standard 2.1 Cross-Platform Designer Fully featured and compatible
- 13. Blazor Client-side Web UI in .Net to build SPAs Yes, you don’t need AngluarJS, React, Vue or whatever the JS framework of the month anymore Strongly typed, share C# code in client and server (How Awesome is that !) Server-side blazor is GA Clien-side blazor on top of Web Assembly is in preview, GA March 2020 Runs in all browsers, doesn’t require any plugin or transpilation
- 14. Blazor deployment models Client-side Server-side
- 15. C# 8.0
- 16. C# 8.0 New Features Nullable Reference Types Async Streams (async yield and foreach) Using declarations Ranges Default Interface implementation Switch Expressions Recursive Patterns Readonly members of a struct Static local functions
- 17. Windows Desktop Apps Windows desktop support with WPF and WinForms XAML Islands – Host UWP in WinForms & WPF Flexible deployment, side-by-side support, machine global or app local framework, self-contained executables Access to all Windows 10 APIs https://aka.ms/porting-to-netcore3
- 19. .Net 5
- 20. XAMARIN / MONO.NET FRAMEWORK .NET.NET CORE .NET STANDARD .NET 5
- 21. .NET 5 INFRASTRUCTURE .NET STANDARD TOOLS VISUAL STUDIO CODE CLI VISUAL STUDIO VISUAL STUDIO FOR MAC WEB CLOUD MOBILE GAMING IoT AIDESKTOP WPF Windows Forms UWP ASP.NET Xamarin UnityAzure ARM32 ARM64 ML.NET .NET for Apache Spark
- 22. .NET Schedule • .NET Core 3.0 released at .NET Conf in September • .NET Core 3.1 = Long Term Support (LTS) Sept 2019 .NET Core 3.0 Nov 2019 .NET Core 3.1 LTS Nov 2020 .NET 5.0 Nov 2021 .NET 6.0 LTS Nov 2022 .NET 7.0 Nov 2023 .NET 8.0 LTS • .NET 5.0 release in November 2020 • Major releases every year, LTS for even numbered releases • Predictable schedule, minor releases if needed
- 23. Thank you Pratik Khasnabis Azure Cloud Architect (MCSE & MCSD) @softveda https://www.linkedin.com/in/pratikk/ https://www.slideshare.net/softveda