NSArrayʼs contents can not be modified once itʼs been created whereas a NSMutableArray can be modified as needed, i.e items can be added/removed from it.
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Connection did receive response Connection did receive data Connection fail with error Connection did finish loading
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Objective-C is a very dynamic language. Its dynamism frees a program from compile-time and link-time constraints and shifts much of the res...
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Object-oriented concepts don’t work well with structs and enums: a struct cannot inherit from another struct, neither can an enum inherit...