SEE: All of TechRepublic’s cheat sheets and smart person’s guides REPL Say goodbye to header files, and hello to cleaner and leaner code. swift file that contains typical header information, properties and all of the class defines into a single file. Swift gets rid of this practice, allowing developers to write a single. Because of that, Objective-C made use of header files that publicly declared its functions and definitions. Objective-C was based on C, but added OOP paradigms to the language through object messaging. Here’s a look at the main differences between Objective-C and Swift. Swift does bring a lot of modern programming niceties to Apple’s platforms. Until Swift 3.0, Apple will not be including the Swift runtime on iOS or OS X, leaving Xcode to package together the runtime into the iOS or OS X app to ensure binary compatibility. Objective-C likely still has a long life, as Apple has yet to update its own Frameworks to be written in Swift. While Apple hasn’t announced plans to sunset the Objective-C language (in fact, Apple is still updating it), Swift is rapidly overtaking Objective-C to become more popular on Apple’s platforms. SEE: 31 Mac keyboard shortcuts business users need to know (free PDF) (TechRepublic) How does Swift differ from Objective-C? Once Xcode is installed, Swift and the Objective-C compiler (LLVM) will be installed on your Mac. How can you get Apple’s Swift? Get the latest version of Swift by downloading Xcode from the Mac App Store or the Apple Developer Center.When is Apple’s Swift available? Swift is readily available in the most recent version of Xcode.Who does Apple’s Swift affect? Apps built with Swift can be run on iOS devices dating back to iOS 7 or later, and OS X devices dating back to OS X 10.9 or later.In addition, Apple open sourced Swift, making it available for developing on other platforms, not just those designed by Apple. Why does Apple’s Swift matter? It’s an easy programming language to learn, which is why many students, entry-level developers and long-standing Mac and iOS developers are focusing their development skills on Swift.Swift is available for developing iOS, OS X, watchOS and tvOS apps. What is Apple’s Swift? Swift is the newest programming language from Apple it offers better type safety, security and performance.SEE: 10 ways to prevent developer burnout (free PDF) (TechRepublic) Executive summary This article is also available as a download, Cheat sheet: Apple’s Swift programming language (free PDF). Swift 1.0 was released in September 2014. Swift is more than 2.6x faster than Objective-C and more than 8.4x faster than Python. In 2010, Apple started developing Swift, a new programming language that would rival Objective-C in a few areas–specifically, type safety, security, and better on-hardware performance. Objective-C called NeXT and Apple home where it was the default programming language for NeXTSTEP, OS X and iOS. It started as a programming language that bundled object-oriented programming (OOP) with the likeness of the C programming language. Objective-C has won the hearts of many developers.
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