By Clay Allsopp
Make attractive apps with attractive code: use the stylish and concise Ruby programming language with RubyMotion to jot down actually local iOS apps with much less code whereas having extra enjoyable. you will examine the necessities of constructing nice apps, and by means of the top of this ebook, you should have outfitted an absolutely practical API-driven app. no matter if you are a newcomer searching for an alternative choice to Objective-C or a hardened Rails veteran, RubyMotion lets you create wonderful apps without compromise in functionality or developer happiness.
Developers drawn to local iOS app improvement were constrained to the boundaries of Objective-C and Xcode--until RubyMotion got here alongside. RubyMotion allows you do complete iOS improvement utilizing Ruby. you have got entry to customary instruments akin to Rake and RubyGems and will assemble Ruby code into local functions. RubyMotion even comes with a Ruby console worthwhile for stay coding and interactive debugging. and because RubyMotion is equipped on most sensible of the Objective-C runtime, you should use all of Apple's libraries and such a lot third-party code along Ruby classes.
This booklet takes you from 0 wisdom of iOS improvement to construction an app that monitors information regarding shades utilizing an online provider API. you will paintings via every one subject with a small instance app that covers simply enough to get you conversant in the ideas you want to get actual paintings done.
You'll begin with simply drawing containers at the monitor, yet you are going to quick upload animations, a navigation stack, and high-performance desk perspectives. you will peek into much less seen parts, equivalent to utilizing Ruby metaprogramming to create JSON-based versions. you are going to use a few awfully beneficial universal Ruby thoughts which are purely attainable in RubyMotion, reminiscent of writing computerized unit checks with an RSpec-like framework.
Using either Apple's latest libraries and clean, community-driven RubyMotion tasks, you will be good in your solution to writing real-world apps.
What You Need:
A Macintosh operating OS X 10.7 or later is needed to put in RubyMotion. RubyMotion is a advertisement product and at present requires a bought license. adventure with the Ruby language and Ruby instruments like RubyGems and Rake are suggested.
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