It includes a chart control for Windows Forms, HTTP/2 support, GC updates to use less memory, support for CPU limits with Docker, the addition of PowerShell in .NET Core SDK Docker container images, and other improvements.  

Get ready, SQL Server 2016 coming on June 1st 

 SQL Server 2016 Community Technology Preview 2 - Evaluations  |  180 days 

Team Explorer support for TLSv1.2

• We have updated the Git and the Git Credential Manager components that ship in Visual Studio.
• The optional Git for Windows component has also been updated.
• This update allows Git to connect to services that have deprecated support for TLSv1 and TLSv1.1 in favor of TLSv1.2.

Issues Fixed in this Release

These are the customer-reported issues addressed in this release:

• Projects targeting .NET Core 2.1 or newer are not supported by Visual Studio 2017 version 15.5.
• Fixed issue where installation of the SDK for .NET Core 2.1 or newer would cause the option to create ASP.NET Core 2.0 Web applications to disappear. 

This is the recommended release for SQL Server 2022, and it includes support for combability level 160.  

Today, we announced the general availability of SQL Server 2022, the most Azure-enabled release of SQL Server yet, with continued innovation across performance, security, and availability1. This marks the latest milestone in the more than 30-year history of SQL Server. 

برنامه‌ی من بعد از مدتی دچار مشکل شماره سوم (متدهای سمت کلاینت من فراخوانی نمی‌شوند. ) شده است، کد مربوط به لاگ کردن خروجی در کنسول را نیز اضافه کردم اما مشکل حل نشد. داخل هر کدام از Hubها یک breakpoint قرار دادم؛ مشکلی نداشت یعنی کدهای سمت سرور به خوبی اجرا می‌شوند. در نهایت با مراجعه به Event Viewer ویندوز خطا را پیدا کردم. به طور خلاصه خطا بیانگر عدم پشتیبانی از WebSocket در برنامه است، که در این حالت پیشنهاد شده است خط زیر را به WebConfig اضافه کنیم:

برنامه در حالت لوکال هاست (ویندوز 8.1) و بر روی سرور (Windows Server 2012) هم همین مشکل را دارد.  

Today we are glad to announce an alpha release of SignalR for ASP.NET Core 2.0. This is the first official release of a new SignalR that is compatible with ASP.NET Core. It consists of a server component, a .NET client targeting .NET Standard 2.0 and a JavaScript/TypeScript client.