iOS

What types of data are permissible as keys for a dictionary or hash table?

Can you give an example when objects of reference type are stored on the stack?

Junior — Middle

Иннотех

Petshop

Альфа-Банк

+3

Explain the working principle of the HashMap data structure and its usage features.

Does the data structure Set provide automatic uniqueness for all its elements?

Can you explain the principle of Property Wrapper and how it is used in Swift?

Junior — Middle

Яндекс Браузер

Can you list the main debugger commands you are familiar with?

Junior — Middle

Aston

Touch Instinct

Can you list the main principles of object-oriented programming?

Junior — Middle

Itexus

ITFB

Суши Вок

+1

How does the actor model ensure safe execution of operations in asynchronous code using async/await?

Junior — Middle

Т-Банк

Does all standard collections in Java ensure thread safety?

Can you tell about your main responsibilities and projects you participated in at previous workplaces?

Junior — Middle

СБЕР Бизнес

СКБ-Контур

Мосбиржа

What methods can be used to implement the Singleton pattern in programming?

Junior — Middle

4 лапы

With what data types is the concept of a machine word usually associated in computer architecture?

Why is variable capture used inside closures?

Which command would you prefer to work with and why?

Explain the Cold concept in the context of using Combine in Swift.

Junior — Middle

МТС

How can you implement interface display changes without using animation effects?

From which framework or module is the creation and management of UIView in iOS carried out?

Junior — Middle

VK

Explain the concept of a dictionary in programming and its main functions.

Junior — Middle

Okko

What risks arise from memory leaks in an application?

Can you explain the internal organization and operation of a dictionary in programming?