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Swift 1.2 was released on April 8, 2015, along with Xcode 6.3. [31] Swift 2.0 was announced at WWDC 2015, and was made available for publishing apps in the App Store on September 21, 2015. [32] Swift 3.0 was released on September 13, 2016. [33] Swift 4.0 was released on September 19, 2017. [34] Swift 4.1 was released on March 29, 2018. [35]
Before version 4.1, Xcode cost $4.99. [33] Xcode 4.1 was made available for free on July 20, 2011 (the day of Mac OS X Lion's release) to all users of Mac OS X Lion on the Mac App Store. On August 29, 2011, Xcode 4.1 was made available for Mac OS X Snow Leopard for members of the paid Mac or iOS developer programs. [34]
Swift Playgrounds is an educational tool and development environment for the Swift programming language developed by Apple Inc., initially announced at the WWDC 2016 conference. [1] It was introduced as an iPad application alongside iOS 10 , with a macOS version introduced in February 2020. [ 2 ]
The iOS SDK, combined with Xcode, helps developers write iOS applications using officially supported programming languages, including Swift and Objective-C. [ 10 ] An .ipa (iOS App Store Package) file is an iOS application archive file which stores an iOS app.
External editors must do all the image manipulation, then the results may be imported into the converter to create the finished icon. As of Xcode 8.2, Icon Composer is no longer available in Additional Tools, as it cannot create high resolution icons. Apple recommends using the command-line utility iconutil, which ships with macOS. [1]
[1] Cocoa applications are typically developed using the development tools provided by Apple, specifically Xcode (formerly Project Builder) and Interface Builder (now part of Xcode), using the programming languages Objective-C or Swift. However, the Cocoa programming environment can be accessed using other tools.
The release of "1989 (Taylor's Version)" is more than just a walk down the memory lane. It's a nostalgic re-mastering of music from Taylor Swift's 2014 pop debut album, plus five new songs.. Each ...
In Swift, references to objects are strong, unless they are declared weak or unowned. Swift requires explicit handling of nil with the Optional type: a value type that can either have a value or be nil. An Optional type must be handled by "unwrapping" it with a conditional statement, allowing safe usage of the value, if present. Conversely, any ...