Objective-C

Interface Segregation and Objective C Delegates

The fourth principle of the SOLID principles is the Interface Segregation Principle. According to Wikipedia, the authority on most truth, this principle states that “no client should be forced to depend on methods it does not use”. This principle can help in cleaner and more intuitive designs of protocols and delegates.Most Objective C introductory tutorials introduce developers to the idea of delegates. For example, if you have a table view controller and table view cells, the table view cells can send messages to the table view controller using a…

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Early Thoughts on iOS Development

Recently, I started developing iOS applications for work. It’s an interesting experience, especially because I once vowed never to do iOS development due to my love-hate relationship with Apple. But the opportunity came up, and the diversity of experience can only be good experience. So here are my thoughts on the past few weeks: It requires a change in paradigm from what I’m used to. The way a system is designed in .Net, i.e. the different classes, interfaces, base classes and design patterns that may be used…

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