{"product_id":"9780133085532","title":"iOS and macOS Performance Tuning: Cocoa, Cocoa Touch, Objective-C, and Swift","description":"\u003cp\u003e \u003ci\u003e \u003cb\u003eThis is the eBook of the printed book and may not include any media, website access codes, or print supplements that may come packaged with the bound book.\u003c\/b\u003e \u003c\/i\u003e \u003cbr\u003e \u003c\/p\u003e \u003cbr\u003e \u003cp\u003eIn \u003ci\u003e \u003cb\u003eiOS and macOS™ Performance Tuning,\u003c\/b\u003e \u003c\/i\u003e Marcel Weiher drills down to the code level to help you systematically optimize CPU, memory, I\/O, graphics, and program responsiveness in any Objective-C, Cocoa, or CocoaTouch program.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eThis up-to-date guide focuses entirely on performance optimization for macOS and iOS. Drawing on 25 years of experience optimizing Apple device software, Weiher identifies concrete performance problems that can be discovered empirically via measurement. Then, based on a deep understanding of fundamental principles, he presents specific techniques for solving them. \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eWeiher presents insights you won’t find anywhere else, most of them applying to both macOS and iOS development. Throughout, he reveals common pitfalls and misconceptions about Apple device performance, explains the realities, and helps you reflect those realities in code that performs beautifully. \u003c\/p\u003e \u003cul\u003e \u003cli\u003eUnderstand optimization principles, measurement, tools, pitfalls, and techniques \u003c\/li\u003e \u003cli\u003eRecognize when to carefully optimize, and when it isn’t worth your time\u003c\/li\u003e \u003cli\u003eBalance performance and encapsulation to create efficient object representations, communication, data access, and computation\u003c\/li\u003e \u003cli\u003eAvoid mistakes that slow down Objective-C programs and hinder later optimization\u003c\/li\u003e \u003cli\u003eFix leaks and other problems with memory and resource management\u003c\/li\u003e \u003cli\u003eAddress I\/O issues associated with drives, networking, serialization, and SQLite\u003c\/li\u003e \u003cli\u003eCode graphics and UIs that don’t overwhelm limited iOS device resources\u003c\/li\u003e \u003cli\u003eLearn what all developers need to know about Swift performance\u003c\/li\u003e \u003c\/ul\u003e","brand":"Pearson Education","offers":[{"title":"Default Title","offer_id":47077396349168,"sku":"9780133085532","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9780133085532_p0.jpg?v=1763641564","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9780133085532","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}