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Apple’s Xcode 9 beta previews blockbuster improvements

With Xcode 9, a forthcoming upgrade to Apple’s integrated development environment for building apps for MacOS, iOS, tvOS, and watchOS, Apple is introducing a new source editor, a new build system, and compatibility with the Swift 4 language. A beta version of Xcode 9 was made available earlier this week.  The latest version of Xcode brings a host of other improvements as well, in areas ranging from debugging, refactoring, and GPU support to a snappier find and replace capability. The new editor also offers faster scrolling for any-sized file and…

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Technology 

Apple’s WebKit joins the WebAssembly bandwagon

Momentum continues to build for the WebAssembly binary format. WebKit, Apple’s open source browser engine used in Safari, now has a full implementation of WebAssembly. The implementation supports WebAssembly on Intel x86-64 and ARM64 processors. Calling WebAsembly a “no-nonsense sidekick to JavaScript,” Apple’s Saam Barati and two colleagues, JF Bastien and Keith Miller, described WebAssembly as a low-level binary format designed to be a suitable compilation target for languages such as C++. “The WebAssembly code that the browser sees will already have undergone high-level, language-specific optimizations. This is great because it…

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