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  • What's new in iOS 9: Swift and Objective-C

    by Sergio De Simone on  Sep 30, 2015

    In this article, we are going to examine new features added to iOS and OS X El Capitan main programming languages: the recently open sourced Swift, which extends pattern matching syntax, adds feature availability and protocol extension, and overhauls error handing; Objective-C, with new interoperability features as generic collections.

  • Q&A with Alex Blewitt on Swift Essentials

    by Ralph Winzinger on  May 17, 2015

    Less than a year ago, Apple introduced Swift to the developer community. While Objective-C is a very powerful and mature language, Apple obviously wanted to freshen up its development eco-system with a new language borrowing concepts from modern, functional and script-like languages. InfoQ caught up with Alex Blewitt, author of "Swift Essentials", a book on developing iOS apps using Swift.

  • Book Review: DTrace: Dynamic Tracing in Oracle Solaris, Mac OS X and FreeBSD

    by Alex Blewitt on  Aug 03, 2011

    This book is written by Brendan Gregg and Jim Mauro, both expert users in DTrace and the Solaris Internals from Prentice Hall. It covers the key features of the DTrace environment, the D language that is used to write the scripts used to provide answers to questions regarding the performance of the system under question.

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