Explain the difference between deadlock states and process lifecycle states, when they can occur, and how they differ from each other.
Junior — Middle
234
iOS
4126
124
At what point in the ARC process does the reference counter increase?
Junior — Middle
234
What is the time complexity of adding a new element to a dictionary?
Junior — Middle
233
Is it possible to add additional properties to existing classes or objects through extensions?
Junior — Middle
232
Explain the stages of the lifecycle of a ViewController instance in an iOS application.
231
Explain the main differences between synchronous and asynchronous process execution modes.
230
How can you create an array that is protected from concurrent modifications from multiple threads?
Junior — Middle
230
What is the difference between the comparison operators '==' and '===' in JavaScript?
Junior — Middle
230
Explain the concept of the responder chain in the event handling system in GUI applications.
Junior — Middle
229
Can you explain what a mutual exclusion mechanism (Mutex) is and how it works to prevent simultaneous access to resources?
Junior — Middle
226
What are the differences between Frame and Bounds properties in a graphical interface?
224
What is the time complexity of inserting a new element into an array?
Junior — Middle
219
Can you explain what value types are in programming?
Junior — Middle
219
Explain the differences between threads of execution and queue structure in programming.
Junior — Middle
219
Explain the stages of development and functioning of an iOS application from launch to shutdown.
Junior — Middle
217
Can you give an example when in a closure in Swift you need to use weak self to prevent cyclic references?
Junior — Middle
216
Is it possible to use escaping closure with optional parameters?
Junior — Middle
215
Can you give an example of when the `unowned` operator is used in Swift code?
Junior — Middle
210
Is it possible to add a CALayer inside a UIView?
Junior — Middle
208
Can you explain what the keyword Typealias is in the Swift programming language?
Junior — Middle
207