What is a struct in iOS operating system?
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What is the 'implementation'?
What makes react native special for ios?
What are blocks in ios?
What is suspended state in ios?
Why do you generally create a weak reference when using self in a block?
What is nsmanagedobjectcontext? What are the different concurrency types?
What is the difference between atomic and non-atomic properties? Which is the default for synthesized properties? When would you use one over the other?
What is nsmanagedobjectmodel?
What is foundation framework in ios?
Is ios 9 still supported by apple?
Define 'retain' keyword?
What is meaning of 'retain' keyword?