iOS

What image formats are not supported by the UIImage class in iOS?

Is it possible to use escaping closure with optional parameters?

Junior — Middle

Разумные решения

What does the use of the 'inout' keyword in programming mean and how does it affect data transfer in functions?

Does using ArraySlice create a new copy of data in memory?

Can you explain what is meant by an operator in programming?

Junior — Middle

Wildberries

Can you explain the different types of table distribution strategies?

What is the purpose of using a reference counter when declaring variables with the unowned attribute in memory management?

Junior — Middle

Яндекс Браузер

How would you describe your level of proficiency in English?

What methods do you use to eliminate or minimize issues related to parallel task execution in a multithreaded environment?

How are the internal mechanisms of the Optional class implemented in the programming language?

Junior — Middle

Itexus

AppMaster

Суши Вок

+3

Do you feel more comfortable completing tasks outside the office or in the company's workspace?

How does the keyword synchronized interact with the monitor when used on a method?

Junior — Middle

Т-Банк

How to implement a wrapper for methods with a completion closure using async/await syntax?

Explain what a memory hold cycle is and how it affects application performance.

Junior — Middle

СБЕР

МТС

Umbrella IT

+6

At what stage of development was the project when you started working at your previous company?

In what cases are reference counting-based automatic memory management mechanisms used?

How do Push methods differ in closed-source and open-source applications?

Junior — Middle

4 лапы

In what cases and for what purposes is the flatMap operation used in functional or stream data transformations?

How do you see the development of your career and professional skills in software development?

Junior — Middle

Суши Вок

To which categories do collections in Swift belong?