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Featured Development Resources iOS Development Tutorials

Tutorial: Building Complete Games With SpriteHelper And LevelHelper

I’ve previously mentioned the excellent SpriteHelper and LevelHelper tools.   These tools work with Cocos2d, Cocos2D X, and Corona SDK games and allow to quickly add graphics design levels, and physics to your games with drag-and-drop and parameter selection. Together these tools are a very powerful combination, and save an incredible amount of time – […]

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Featured Development Resources iOS Development Tutorials

Tutorial: Easy Game Controls In Cocos2D With SneakyInput

Since the iPhone and iPad don’t include their own game controls if you are developing a game that requires classical controls your are going to have to code your own or use an open source library. Fortunately for Cocos2D devs there is the SneakyInput library.  I found a good step-by-step tutorial explaining the process of […]

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Featured Development Resources iOS Development Tutorials

Tutorial: Texturing 3D Objects In OpenGL ES 2.0

OpenGL ES is a topic that I’ve posted about many times on this site, and I’ve been trying to keep a categorized list of OpenGL ES tutorials up to date with every OpenGL ES tutorial I’ve seen.  There have not been too many OpenGL ES 2.0 tutorials to date that go beyond the absolute basics. […]

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Featured Development Resources iOS Development Tutorials Open Source iOS Libraries And Tools

Tutorial: Using And Building OpenCV (Open Computer Vision) On iOS Devices

If you have any interest in computer vision or augmented reality with marker detection then you have probably heard of OpenCV, the Open Source Computer Vision library for real time computer vision. There are many apps, and some augmented reality libraries (even commercial ones) that use the BSD licensed OpenCV.  However, building for iOS was […]

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Featured Development Resources iOS Development Tutorials

Tutorial: Calculator App Style Glossy Buttons With Core Graphics

In the past I’ve posted about creating iOS style buttons mentioning this tool, and this library which allow you to draw glossy buttons similar to those found in most iOS apps. The basic calculator app however has different buttons.  They have a rounded gloss at the top, and a steady gradient all the way down […]

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Featured Development Resources iOS Development Tutorials

Tutorial: iOS Map Kit For Beginners Guide

In the recent past I mentioned a great open source example for beginners interested in using the Map Kit on iOS devices, and utilizing several open source projects. I’ve come across a couple of excellent beginners tutorial on how to parse an XML feed, and display the contents on the map.  Another giving a good explanation […]

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Featured Development Resources iOS Development Tutorials

Tutorial: Manipulating Images With Touch Gestures

You’ve already seen this in numerous apps.  Images that can be dragged by holding, enlarged, shrunken and rotated with the pinch gesture.  All that being said, if you’re new to programming UIGestureRecognizers this can be a somewhat difficult task. I’ve found a tutorial demonstrating how to easily include this functionality that is immensely useful for […]

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Featured Development Resources iOS Development Tutorials

Tutorial: iOS Multithreading With Grand Central Dispatch (GCD) Basics

As a user it can be extremely frustrating if you’re using an application and you have to wait an extended period of time while the application updates. Sadly this was pretty common when the app store was new.  The devices were slower, the networks were slower, and many apps weren’t using multi-threading in places they […]

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Featured Development Resources iOS Development Tutorials

Tutorial: How To Use The iOS Keychain To Store Names And Passwords

If you have been using the Mac OS for any amount of time then you are likely aware of Apple’s password management system known as the Keychain.  iOS devices also have a keychain system for storing user data securely. If you need to store username/password data for a web service securely within your apps then […]

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Featured Development Resources iOS Development Tutorials

Tutorial: Format Text Magazine Style Using Core Text

The Core Text library allows for easy text formatting and I have mentioned it several times in the past with the fancy text effects tutorial and an excellent open source project enabling easy multi-column text display. I’ve come across an excellent tutorial that puts everything together demonstrating how to create a magazine style app.  You’ll learn […]

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Featured Development Resources iOS Development Tutorials

Tutorial: Drag And Drop Outlets And Actions In Xcode 4 Interface Builder

Xcode 4 has introduced many improvements, but you have to know how to use them – and know they exist. One extremely useful feature is Xcode 4’s capability to create outlets and actions automatically with a simple drag and drop operation.  This means that you can create your @property, @synthesize methods, and declare your instance […]

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Featured Development Resources iOS Development Tutorials

Tutorial: Custom In View Popup Windows

Apple has provided user interface add-ons such as the UIAlertView, and modal views to allow us to alert users when we want to provide the user with information. These add-on views aren’t always appropriate, and rather than push another view onto the stack a tutorial I came across earlier today demonstrates how to create an […]