Some thirty five years on, the original source-code for MS-DOS 1.25 and MS-DOS 2.0 is on Github, and there are already pull requests. 😂 github.com/Microsoft/MS-D…

Very excited that Facebook has just become a Principal Sponsor of the Python Software Foundation: python.org/psf/sponsorshi…

A great chance to work with a fantastic team :)

It is with great sadness that I share news of Joe Armstrong's passing away earlier today. Whilst he may no longer be with us, his work has laid the foundation which will be used by generations to come. RIP Joe Armstrong, thank you for inspiring us all.

Registration for 2019 PLEMM, BigCode, and P&P Workshop now open. research.fb.com/blog/2019/07/r…

Big new breaking changes are coming in Typescript 3.7 to get ready for the class fields feature in Ecmascript. If you have a big OO code base you'll want to try out these two PRs NOW. Explanation follows. github.com/microsoft/Type… github.com/microsoft/Type…

TypeScript turned 7 today! 🎂🎉 What better way to celebrate than with the TypeScript 3.7 beta? Now with... ➡ Optional Chaining ➡ Nullish Coalescing ➡ Assertion Functions ➡ Smarter Flow Analysis ➡ declaration + allowJs and more! devblogs.microsoft.com/typescript/ann…

Happy fourth of January. Here is the fourth part in the "Polygons of Another World" series. This entry is about the PC DOS version: fabiensanglard.net/another_world_…

The F# community has had many members from Belarus over the years, including some of the most consistent and steadfast contributors to the community. The safety of these people, their families and those of many others I've come to know over the years is in serious jeopardy.

🥳🎉 TypeScript 4.0 is here! 🎉🥳 Read up on what's new and get it today! devblogs.microsoft.com/typescript/ann…

March to commemorate the victims of Stalin-era repressions was met by Stalin-like repressions by Lukashenko's regime. Earlier the regime arrested people who commemorated the victims of Holocaust. #Belarus

I'm delighted that Excel now supports first-class, lexically scoped lambda-expressions. Excel just became a Turing-complete programming language! microsoft.com/en-us/research…

Unprecedented event! A civilian passenger plane flying to Vilnius was forcibly landed in #Minsk. Belarusian political activist & founder of Беларусь інфармацыі was on the plane. He is arrested. 🇧🇾 regime is behind the abhorrent action. I demand to free Roman Protasevič urgently!

Обращение к беларускому народу: многие из вас пошли на огромный риск в борьбе за свободную и демократическую Беларусь. Теперь вы выступаете против войны России в Украине и решения Лукашенко поддержать Москву. Спасибо за вашу храбрость. ЕС вместе с вами #StandWithUkraine #нетвойне

My team at Meta -- which lowers costs and improves decision making of other teams -- has been disbanded as a cost cutting measure, part of the 11K employees laid off yesterday. I'm fine, and not looking for work right now. I am however very concerned for my team.

The Meta layoffs hit a couple of very strong perf engineers I want to recommend, with particular expertise in low-level optimization, scheduling, and concurrency. If you're hiring in those areas please DM me for details.

The first TypeScript demo. medium.com/@lukeh/the-fir…

TSConf is coming to Seattle in 2018! Join the #TypeScript community for a conference focused completely on TypeScript! tsconf.io #TSConf #TypeScript TypeScript Lang #iHeartTypeScript

Are you craving those good old "Channel 9"-style conversations about programming languages and compilers? Come to PLEMM in SEA on May 17 & 18 and experience the awesomeness again. Sign up via [email protected] or DM Erik Meijer directly.