.NET Blog

Free. Cross-platform. Open source. A developer platform for building all your apps.

February 2019 - .NET Blog

An update to C# versions and C# tooling

February 27, 2019 Feb 27, 2019 02/27/19
Phillip Carter
Starting with Visual Studio 2019 Preview 4, we'll be adjusting how C# versions are treated in .NET tooling. Firstly, we're adding two new Language Version (LangVersion) values: LatestMajor and Preview. Rad the post to see how they stack up with the currently supported list of values.

How to port desktop applications to .NET Core 3.0

February 26, 2019 Feb 26, 2019 02/26/19
Olia Gavrysh
In this post, I will describe how to port a desktop application from .NET Framework to .NET Core. I picked a WinForms application as an example. Steps for WPF application are similar and I'll describe what needs to be done different for WPF as we go. I will also show how you can keep using the WinForms designer in Visual Studio even though it ...

Azure Hybrid Benefit for SQL Server

February 22, 2019 Feb 22, 2019 02/22/19
Angelos Petropoulos
In my previous blog post I talked about how to migrate data from existing on-prem SQL Server instances to Azure SQL Database. If you haven’t heard SQL Server 2008 end of support is coming this summer, so it’s a good time to evaluate moving to an Azure SQL Database. If you decide to try Azure, chances are you will not be able to ...

Announcing .NET Framework 4.8 Early Access Build 3745

February 21, 2019 Feb 21, 2019 02/21/19
Namrata Karnam
As we get closer to the final version, our efforts are focused on stabilizing the release over the coming weeks. Please keep up the support by trying out our latest preview 3745 and provide any feedback you may have for the build or for .NET 4.8 overall, via the .NET Framework Early Access GitHub repository. Supported Windows Client ...

.NET Framework February 2019 Preview of Quality Rollup

February 19, 2019 Feb 19, 2019 02/19/19
Tara Overfield
Today, we released the February 2019 Preview of Quality Rollup. Quality and Reliability This release contains the following quality and reliability improvements. CLR Addresses an issue in System.Threading.Timer where a single global queue that was protected by a single process-wide lock causing an issue with scalability

Migrating your existing on-prem SQL Server database to Azure SQL DB

February 15, 2019 Feb 15, 2019 02/15/19
Angelos Petropoulos
If you are in the process of moving an existing .NET application to Azure, it’s likely you’ll have to migrate an existing, on-prem SQL database as well. There are a few different ways you can go about this, so let’s go through them. Data Migration Assistant (downtime required) The Data Migration Assistant (download | documentation) ...

Microsoft’s Developer Blogs are Getting an Update

February 13, 2019 Feb 13, 2019 02/13/19
Jayme Singleton
In the coming days, we’ll be moving our developer blogs to a new platform with a modern, clean design and powerful features that will make it easy for you to discover and share great content. This week, you’ll see the Visual Studio, IoTDev, and Premier Developer blogs move to a new URL  – while additional developer blogs will ...

Microsoft’s Developer Blogs are Getting an Update

February 13, 2019 Feb 13, 2019 02/13/19
Jayme Singleton
In the coming days, we’ll be moving our developer blogs to a new platform with a modern, clean design and powerful features that will make it easy for you to discover and share great content. This week, you’ll see the Visual Studio, IoTDev, and Premier Developer blogs move to a new URL  – while additional developer blogs will ...