What is retain in swift?
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What is the usage of switch statement in swift language?
How can you make a property optional in swift?
Mention what are the type of integers does Swift have?
What are the best ways of achieving concurrency in ios?
Does swift support multiple inheritance?
Is multiple inheritance possible in swift?
How proficient are you in objective-c and swift? Can you briefly describe their differences?
How can you define a base class in swift?
How much do swift developers make?
What is type aliasing in swift?
Is swift thread safe?
Why swift is safe?