![]() Use optionals when you might have an instance to return from a function, or you might not. You can even write concurrent code with simple, built-in keywords that define asynchronous behavior, making your code more readable and less error prone. Memory is managed automatically using tight, deterministic reference counting, keeping memory usage to a minimum without the overhead of garbage collection. To best support international languages and emoji, strings are Unicode-correct and use a UTF-8-based encoding to optimize performance for a wide variety of use cases. Inferred types make code cleaner and less prone to mistakes, while modules eliminate headers and provide namespaces. Even better, you don’t even need to type semi-colons. Named parameters are expressed in a clean syntax that makes APIs in Swift even easier to read and maintain. Songs from the Apple Music catalog cannot be burned to a CD.Swift is the result of the latest research on programming languages, combined with decades of experience building Apple platforms. Keep track of your orders wherever you go. Easily upgrade to a new iPhone from your current one. Find out which accessories are compatible with your devices. Get recommendations based on the Apple products you already own. iTunes-compatible CD or DVD recorder to create audio CDs, MP3 CDs, or backup CDs or DVDs. The Apple Store app provides a more personal way to shop for the latest Apple products and accessories.Internet connection to use Apple Music, the iTunes Store, and iTunes Extras.Screen resolution of 1024x768 or greater 1280x800 or greater is required to play an iTunes LP or iTunes Extras.To play 1080p HD video, a 2.4GHz Intel Core 2 Duo or faster processor, 2GB of RAM, and an Intel GMA X4500HD, ATI Radeon HD 2400, or NVIDIA GeForce 8300 GS or better is required.To play 720p HD video, an iTunes LP, or iTunes Extras, a 2.0GHz Intel Core 2 Duo or faster processor, 1GB of RAM, and an Intel GMA X3000, ATI Radeon X1300, or NVIDIA GeForce 6150 or better is required.To play standard-definition video from the iTunes Store, an Intel Pentium D or faster processor, 512MB of RAM, and a DirectX 9.0–compatible video card is required. PC with a 1GHz Intel or AMD processor with support for SSE2 and 512MB of RAM. ![]()
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