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
In part one of this tutorial we’ve seen how to display in-line date picker in a table view with dynamic cells.
This Quick iOS Development tip is a piece of code that I use regularly to validate an email address.
This tutorial is intended to be a reference guide to the property attributes found in the iOS development programming language Objective-C.
Rounded avatars seem to be very fashionable these days. Even Apple adopted the rounded images for contacts. If you’re wondering how to achieve this in your app here is the answer.
As we’ve seen before, an NSString is an object that represents a block of text. The name presumably comes from the fact that it is a string of characters, though that is just supposition, but does make it slightly easier to remember.
When you’re building an app you usually need some values to remain the same for the whole runtime of the app. Instead of using those values everywhere inside your app it is better to define a constant and use the constant instead. It will make your life easier when you want to change the value everywhere in the code and if you give it a good name it will make your code more readable. In this post we’re going to
Recently I read a that showed the disassembly of +[NSURLConnection sendAsynchronousRequest:queue:completionHandler:] mainly as a simple call to +[NSURLConnection sendSynchronousRequest:returningResponse:error:] dispatched on a global queue.
Nil messaging in Objective-C has a fairly well document behavior. In brief, messaging nil has no effect and the return value from a message sent to nil is discussed in the Programming with Objective-C