Werner Vogels, Amazon's chief technology officer, announces Lambda at the Amazon Web Services re:Invent conference in Las Vegas on Nov. 13.

Why Amazon’s new Lambda cloud service is a huge deal for devs — and the cloud market

At Amazon Web Services’ big annual user conference in Las Vegas this week, executives from the market-leading public cloud made all the moves that spectators were expecting: a few new products, a new generation of server chips for running applications, some customer wins, and greater support for Docker. But one announcement has elicited a rare mix of excitement, curiosity, and even outright confusion from analysts.

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Microsoft debuts Visual Studio 2015 and .NET 2015 previews, free Visual Studio Community 2013

In addition to announcing that .NET is going open source and cross-platform, Microsoft today unleashed a torrent of Visual Studio news at its Connect() developer event in New York City. The company released Visual Studio 2015 Preview and .NET 2015 Preview, a new free Visual Studio Community 2013 offering, Visual Studio 2013 Update 4, a Visual Studio Online expansion, and a slew of smaller related updates.