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December 2019 - .NET Blog

An Introduction to DataFrame

December 16, 2019 Dec 16, 2019 12/16/19
Prashanth Govindarajan
Last month, we announced .NET support for Jupyter notebooks, and showed how to use them to work with .NET for Apache Spark and ML.NET. Today, we're announcing the preview of a DataFrame type for .NET to make data exploration easy. If you've used Python to manipulate data in notebooks, you'll already be familiar with the concept of a DataFrame...

ConfigureAwait FAQ

December 11, 2019 Dec 11, 2019 12/11/19
Stephen Toub - MSFT
.NET added async/await to the languages and libraries over seven years ago. In that time, it's caught on like wildfire, not only across the .NET ecosystem, but also being replicated in a myriad of other languages and frameworks. It's also seen a ton of improvements in .NET, in terms of additional language constructs that utilize asynchrony, ...

An Introduction to System.Threading.Channels

December 11, 2019 Dec 11, 2019 12/11/19
Stephen Toub - MSFT
"Producer/consumer" problems are everywhere, in all facets of our lives. A line cook at a fast food restaurant, slicing tomatoes that are handed off to another cook to assemble a burger, which is handed off to a register worker to fulfill your order, which you happily gobble down. Postal drivers delivering mail all along their routes, and you ...

.NET Framework December 2019 Security and Quality Rollup

December 10, 2019 Dec 10, 2019 12/10/19
Tara Overfield
Today, we are releasing the December 2019 Security and Quality Rollup Updates for .NET Framework. Security No new security fixes. See September 2019 Security and Quality Rollup for the latest security updates. Quality and Reliability This release contains the following quality and reliability improvements. ASP.NET ASP.NET will now emit ...

GC Perf Infrastructure – Part 1

December 9, 2019 Dec 9, 2019 12/9/19
maoni
We open sourced our new GC Perf Infrastructure! It’s now part of the dotnet performance repo. I’ve been meaning to write about it ‘cause some curious minds had been asking when they could use it after I blogged about it last time but didn’t get around to it till now. First of all, let me point out that the target audience of this ...

.NET Core 2.2 will reach End of Life on December 23, 2019

December 5, 2019 Dec 5, 2019 12/5/19
Lee Coward
.NET Core 2.2 was released on December 4, 2018. As a non-LTS ("Current") release, it is supported for three months after the next release. .NET Core 3.0 was released on September 23, 2019. As a result, .NET Core 2.2 is supported until December 23, 2019. After that time, .NET Core patch updates will no longer include updated packages of ...

Announcing Entity Framework Core 3.1 and Entity Framework 6.4

December 3, 2019 Dec 3, 2019 12/3/19
Arthur Vickers
Announcing Entity Framework Core 3.1 and Entity Framework 6.4 We are excited to announce the general availability of EF Core 3.1 and EF 6.4 on nuget.org. The final versions of .NET Core 3.1 and ASP.NET Core 3.1 are also available now. How to get EF Core 3.1 EF Core 3.1 is distributed exclusively as a set of NuGet packages. For example, to ...