In this set of tutorials, we are going to learn what is the Use of Core data, How we used in iphone/ipad application development. Data driven programming Data driven programming is a programming model where the data itself controls the flow of the program and not the program logic. It is a model where you control the flow by offering different data sets to the program where the program logic is some generic form of flow or of...

                                                                  I am planning to create a courses to learn IOS 5 development in a structured way. These materials are not meant for beginners in iphone application development.  It will help you to improve your skills and help you to develop the application in a faster and good way. During the last month, Our IOS team done some research on  IOS 5 new...

A category is an Objective-C feature that allows you to extend the capabilities of a given class. This feature works even if you do not have access to the source code of the class you are extending.Categories are one of the most useful features of Objective-C. That means a category allows you to add methods to an existing class without subclassing it or needing to know any of the details of how it’s implemented. Step by Step...

Properties in Objective-C Property is a good feature of Objective-C programming language. That allows you to generate the setter and getter methods for your instance variable.  In old version of Objective C, that means in the Objective -C 1.0 we need to specify the getter and setter method. In the version 2.0 apple introduced the properties in the Objective- C. By enabling the property for a instance variable we can access the getter and...

What’s New in Xcode 4.3.1 About Xcode :- Xcode is the complete developer toolset for creating application for Mac,iPhone,iPod, and iPad. The Xcode development bundle includes other tools, like Instruments analysis tool, iOS Simulator, interface builder etc. it also contain the frameworks for development. Highlights in Xcode 4.3.1 :-  Added the  support for the iOS SDK 5.1, and also includes Mac OS X SDKs for 10.6 Snow Leopard and 10.7...

Preventing memory leaks in iphone application development To keep away from memory leak, you need to release the object which is responsible by YOU. • You allocated the object using alloc.If you allocated the object, you have to release it at the end. • The object is a result of a copy made by you. If you create an object by copying it from another object, you are responsible for releasing it at the end. • The object was retained by...

Steps involved in the Creation of a new class in Objective -C For creating a new class in objective -c, we need to declare an interface and then define its implementation. In Objective -C declaration and Definition  are written in two separate files. The Declaration in the .h file and the implementation in the .m file.  Both declarations and the definition parts use compiler directives. Compiler predicates can be recognize by...