Get notified in your email when a new post is published to this blog Today we are announcing the retirement of the Visual Studio for Mac IDE. Visual Studio for Mac 17.6 will continue to be supported for another 12 months, until August 31st, 2024, with servicing updates for security issues and updated platforms from Apple. While the decision has been made to retire Visual Studio for Mac, we remain

Over the past few months, during the lead-up to the TypeScript 5.0 beta, our team spent a good portion of our time looking for ways to improve the performance of our compiler so that your projects build faster. One of the ways we improved was by looking into an oft overlooked aspect of many JavaScript VMs: inline caching. A Brief Primer on Inline Caching Inline caching is an optimization often use

Today we’re excited to announce the release of TypeScript 4.8! If you’re not yet familiar with TypeScript, it’s a language that builds on JavaScript and adds syntax for types. These types let you put your expectations and assumptions into your code, and those assumptions can then be checked by the TypeScript type-checker. This checking can help avoid typos, calling uninitialized values, mixing up

Today we are excited to announce the beta release of TypeScript 4.7! To get started using the beta, you can use npm with the following command: npm install typescript@beta You can also get editor support by Downloading for Visual Studio 2022/2019 Following directions for Visual Studio Code and Sublime Text 3. Here’s a quick list of what’s new in TypeScript 4.7! ECMAScript Module Support in Node.js

Today we’re excited to announce the release of TypeScript 4.5! If you’re not yet familiar with TypeScript, it’s a language that builds on JavaScript by adding statically checked types. When you use static types, you can run the TypeScript compiler to check for bugs like typos and mismatches in the shapes of your data, and get handy suggestions. These types don’t change your program, and you can re

Today we are excited to announce the beta release of TypeScript 4.5! To get started using the beta, you can get it through NuGet, or use npm with the following command: You can also get editor support by Downloading for Visual Studio 2019/2017 Following directions for Visual Studio Code and Sublime Text 3. Some major highlights of TypeScript 4.5 are: ECMAScript Module Support in Node.js Supporting

Supercharge your distributed app and cloud native development with .NET Aspire by harnessing cutting-edge Azure services, components, tooling, deployment, and more for your .NET Aspire projects. Join the .NET Aspire and Azure product teams as they deep dive into essential Azure services to build world-class, cloud native applications with .NET. .NET 6 includes preview support for HTTP/3: In Kestre

For the table presented above, we can see that the GetLength benchmark was taking 1932 ns to execute on average with .NET 5, and only 58.52 ns with .NET 6. The ratio column tells us that .NET 6 was on average taking 3% of .NET 5 total time execution. We can also say that .NET 6 is 33 (1.00 / 0.03) times faster than .NET 5 for this particular benchmark and environment. With that in mind, let’s take

Today we’re excited to announce the availability of TypeScript 4.4! If you haven’t heard of TypeScript yet, it’s a language that builds on JavaScript by adding syntax for static types. Tools like the TypeScript compiler just erase those types, leaving you with clean readable JavaScript that you can run anywhere; but those types are there to be type-checked! Types make your intentions explicit, and

Today we’re excited to announce our Release Candidate (RC) of TypeScript 4.3! Between now and the stable release of TypeScript 4.3, we expect no further changes apart from critical bug fixes. To get started using the RC, you can get it through NuGet, or use npm with the following command: You can also get editor support by Downloading for Visual Studio 2019/2017 Following directions for Visual Stu

The Initial Preview of GUI app support is now available for the Windows Subsystem for Linux A year ago at BUILD 2020 we introduced our goal to bring Linux GUI applications to the Windows Subsystem for Linux (WSL) to run Linux GUI applications. We are proud to announce the first preview of this highly anticipated and open source feature! We’ve given this feature the nickname: “WSLg”. Please check o

CVP of Product and General Manager for Microsoft's first-party engineering systems Visual Studio 2022 launch is here! Join us at our free online event to celebrate the launch of Visual Studio 2022. Learn about what’s new, hear tips & tricks, participate in the live Q&As, and be the first to take the latest version for a spin. All of our product development begins and ends with you—whether you post

We are pleased to announce that the February 2021 release of the Python Extension for Visual Studio Code is now available. You can download the Python extension from the Marketplace, or install it directly from the extension gallery in Visual Studio Code. If you already have the Python extension installed, you can also get the latest update by restarting Visual Studio Code. You can learn more abou

Windows Terminal comes with a lot of features that allow you to customize it and interact with it in a way that feels most comfortable to you. Let’s run through some tips and tricks that could help you set up your terminal in a way that’s perfect for you. At the time of this blog post, Windows Terminal is on version 1.3 and Windows Terminal Preview is on version 1.4. On first launch When you first

Today we’re proud to release TypeScript 4.1! If you’re unfamiliar with TypeScript, it’s a language that builds on JavaScript by adding syntax for type declarations and annotations. This syntax can be used by the TypeScript compiler to type-check our code, and then output clean readable JavaScript that runs on lots of different runtimes. Static type-checking can tell us about errors in our code bef

Support for Windows Subsystem for Linux (WSL) 2 distros is being backported to Windows 10 version 1903, and 1909! Yes, you read that right. We heard how much you liked WSL 2 and wanted to expand its accessibility, and over the last few months we worked on bringing it back to 1903 and 1909. About Us We are Ty (Tito) Citrin, a PM, and Mitchell Minkoff, an engineer, both working in Windows Servicing.

Today we are thrilled to announce the availability of TypeScript 4.0! This version of the language represents our next generation of TypeScript releases, as we dive deeper into expressivity, productivity, and scalability. If you’re not familiar with TypeScript, it’s a language that builds on top of JavaScript by adding syntax for static types. The idea is that by writing down the types of your val

Today we’re announcing our release candidate of TypeScript 4.0. While this RC brings us closer to a new major version of TypeScript, don’t fret – there are no larger breaking changes than usual. Our philosophy in evolving TypeScript has always been to provide an upgrade path that minimizes disruptive breaking changes while still giving ourselves some flexibility to flag suspicious code as errors w

Today we’re excited to release the beta of the next major milestone in the TypeScript programming language: TypeScript 4.0. This beta takes us on our first step into TypeScript 4.0, and while it brings a new major version, don’t fret – there are no substantially larger breaking changes than usual. Our philosophy in evolving TypeScript has always been to provide an upgrade path that minimizes disru