Objective-C best practice for using class methods

Objective-C best practice for using class methods

References

Reference NO 1

http://stackoverflow.com/questions/15188185/objective-c-best-practice-for-using-class-methods

Reference NO 2

http://stackoverflow.com/questions/2443288/objective-c-class-import-best-practice

Reference NO 3

http://developer.apple.com/library/ios/documentation/cocoa/conceptual/ProgrammingWithObjectiveC/Conventions/Conventions.html

Reference NO 4

http://developer.apple.com/library/ios/documentation/cocoa/conceptual/ProgrammingWithObjectiveC/WorkingwithObjects/WorkingwithObjects.html

Reference NO 5

https://gist.github.com/soffes/812796

Reference NO 6

http://programmers.stackexchange.com/questions/61206/objective-c-categories-and-sprawling-classes

Reference NO 7

http://rypress.com/tutorials/objective-c/classes.html

Reference NO 8

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