What are initializer in swift?
What is asynchronous in swift?
Should I use struct or class swift?
Is singleton thread safe swift?
Is equal to string swift?
How do you make a swift bridging header?
What is singleton class swift 3?
How can you make a property optional in swift?
What are methods in swift?
What lazy stored properties is and when it is useful?
What is the difference between function and method in swift?
What are the various ways to unwrap an optional in swift?
What is a static variable swift?
What is selector swift?
What are lazy stored properties, and how are they useful?