Have you ever wished you could add a method to an existing class that you don’t have the code for? Well, now you can, with Objective-C Categories.
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In this iPhone application development tutorial we are going to create an app which will present the user’s location info such as; geographical coordinates, altitude and speed using the CoreLocation Framework.
About the event 360|iDev is the leading iPhone developer conference in the world. Our focus is to bring the best and brightest in the developer community together for 3 days of incredible sessions, awesome parties, good times, and learning. We were the first iPhone developer conference, and are regarded my many as the best. We focus not on marketing hype, or selling books, or anything like that. Our focus is the community. Helping new people get into the community, and
- April 18, 2014
is a popular backend-as-a-service () that essentially gives developers a virtual database and app server in the cloud. You can create a “cloud code endpoint” with a unique name that accepts any number of parameters. This endpoint can then be invoked by the mobile SDK, and a response returned. This response can consist of any number of data objects. For standard database queries, this SDK comes with an additional powerful feature: client-side caching. However, the Parse mobile SDK does not
- April 14, 2014
So, the lovely folks at O’Reilly Media have kindly donated more copies of this iOS Programming book: iOS 7 Programming Cookbook.
- April 9, 2014
Any developer with aspirations of creating a killer app will almost certainly expand the UI beyond the standard offerings provided by Apple. While the standard API is functional and fairly complete, the intense competition in the App Store requires the user experience (UX) to be exceptional, highly attractive, and immediately intuitive. Even with beautiful graphics, the touch interface needs to be flawless and instinctive, which often times requires extending the standard touch gestures. The standard Apple API class UIGestureRecognizer supports
Every iOS developer has probably come across a property or method in an API that accepts multiple enum values at once, separated by a vertical pipe. How does that work, and how can we do the same? In This tutorial I’m going to show you How to Accept Multiple Enum Values in a Property or Method.
How can you store data between application launches? There are plenty of ways, but here I will show you the simplest, NSUserDefaults.
This is a quick iOS Development tip that will show you two different ways that you can set the background image of you application
Have you had a collection of objects that you want to by name? Lets say you had an object that contains contact info for a person. If I wanted to see the contact information for somebody, I’d want to just tell something, “Hey, give me Jimmy’s contact info”, and it would get it for me. That is exactly what NSDictionary does for you. NSDictionary is way to perform easy lookups for objects stored in the dictionary, via a key of