September 2019 | .NET Blog

Introducing .NET Core Windows Forms Designer Preview 1

Olia GavryshSeptember 30, 2019Sep 30, 201909/30/19

Introducing .NET Core Windows Forms Designer Preview 1 We just released a GA version of .NET Core 3.0 that includes support for Windows Forms and WPF. And along with that release we're happy to announce the first preview version of the Windows Forms Designer for .NET Core projects! For developers the .NET Core Windows Forms Designer (when ...

.NET Framework September 2019 Preview of Quality Rollup

Brett LopezSeptember 26, 2019Sep 26, 201909/26/19

We have released the September 2019 Preview of Quality Rollup and Cumulative Updates for .NET Framework for Windows 10 Quality and Reliability This release contains the following quality and reliability improvements. BCL1 CLR2 WPF3 1 Base Class Library (BCL) 2 Common Language Runtime (CLR) 3 Windows Presentation Foundation...

ML.NET and Model Builder at .NET Conf 2019 (Machine Learning for .NET)

Cesar De la TorreSeptember 24, 2019Sep 24, 201909/24/19

We are excited today to announce updates to Model Builder and improvements in ML.NET. You can learn more in the “What’s new in ML.NET?.” session at .NET Conf. ML.NET is an open-source and cross-platform machine learning framework (Windows, Linux, macOS) for .NET developers. ML.NET offers Model Builder Model Builder (a simple UI tool) ...

Joining the .NET Foundation Maturity Model Pilot

Rich Lander [MSFT]September 23, 2019Sep 23, 201909/23/19

Joining the .NET Foundation Maturity Model Pilot The .NET Foundation is starting a new pilot program to increase quality and user confidence in open source projects, using a new project maturity model. We've been working with the Technical Review Action Group at the Foundation to help shape the program. We're happy to see the pilot being ...

Announcing Entity Framework Core 3.0 and Entity Framework 6.3 General Availability

Diego VegaSeptember 23, 2019Sep 23, 201909/23/19

We are extremely excited to announce the general availability of EF Core 3.0and EF 6.3 on nuget.org. The final versions of .NET Core 3.0 and ASP.NET Core 3.0 are also available now. How to get EF Core 3.0 EF Core 3.0 is distributed exclusively as a set of NuGet packages. For example, to add the SQL Server provider to your project, you can ...

Announcing F# 4.7

Phillip CarterSeptember 23, 2019Sep 23, 201909/23/19

We’re excited to announce general availability of F# 4.7 in conjunction with the .NET Core 3.0 release! In this post, I’ll show you how to get started, explain everything in F# 4.7 and give you a sneak peek at what we’re doing for the next version of F#. F# 4.7 is another incremental release of F# with a focus on infrastructural changes...

Announcing .NET Core 3.0

Rich Lander [MSFT]September 23, 2019Sep 23, 201909/23/19

Announcing .NET Core 3.0 We’re excited to announce the release of .NET Core 3.0. It includes many improvements, including adding Windows Forms and WPF, adding new JSON APIs, support for ARM64 and improving performance across the board. C# 8 is also part of this release, which includes nullable, async streams, and more patterns. F# 4.7 is ...

Release Candidate builds of Entity Framework Core 3.0 and Entity Framework 6.3 are now available

Diego VegaSeptember 16, 2019Sep 16, 201909/16/19

We previously said that preview 9 would be your last chance to test EF Core 3.0 and EF 6.3 before general availability. But it turns out that we made enough improvements to our libraries and across the whole of .NET Core 3.0 to justify publishing a release candidate build. Hence the packages for EF Core 3.0 RC1 and EF 6.3 RC1 were uploaded to ...

Announcing .NET Core 3.0 Release Candidate 1

Rich Lander [MSFT]September 16, 2019Sep 16, 201909/16/19

Today, we're announcing .NET Core 3.0 Release Candidate 1. Just like with Preview 9, we've focused on polishing .NET Core 3.0 for a final release. We are now getting very, very close. We intend to release the final version on September 23 at .NET Conf. Download .NET Core 3.0 RC1 on Windows, macOS, and Linux, available now. Details...

Finalization implementation details

maoniSeptember 16, 2019Sep 16, 201909/16/19

Years ago I wrote a document on making finalization scanning concurrent. At the time there was an internal team that was using finalization as a way to resurrect objects and putting them back in their cache. While we’ve always advised to folks that finalization was for releasing native resources I couldn’t fault this team for using it the ...

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