iOS

What problems can be encountered when using Storyboard in the interface development process?

What does the placement of a class in dynamic memory (heap) mean and why is it done?

Why did you leave your previous job?

Junior — Middle

Яндекс 360

What keyword is used to change the value of a variable within a function body?

Are you interested in creating applications that run on different operating systems?

Can you give an example of a situation where the protocol principle is applied?

Junior — Middle

Lingualeo

How is task execution carried out when using synchronous insertion into a global queue?

Is it possible to store functions-closures inside arrays in programming languages?

Junior — Middle

Okko

How many times does viewDidLoad get called in the lifecycle of a UIViewController?

Junior — Middle

СБЕР

СБЕР Сбол

VK знакомства

Is it mandatory to have an initializer with the required modifier without protocol implementation?

What types of dispatching are not modifiable through the Swizzling method?

Can situations involving the use of weak (unowned) references lead to application failure? Provide an example.

Junior — Middle

Альфа-Банк

How to ensure the security of access to an array in a multithreaded environment?

Junior — Middle

DNS

БКС

Честный Знак

What methods can ensure safety when using collections in multithreading conditions?

Can you list popular dependency managers used in projects?

Why are collections implemented as value types in Swift?

How does changing the frame boundaries in the viewDidLayoutSubviews method affect the interface display?

Junior — Middle

VK

In what cases is a class model used in programming?

Junior — Middle

Яндекс Браузер

Where in memory or which mechanism manages the reference that does not increase the reference count and does not cause object retention?

What operations or properties are available when defining a class that are not available for a struct?