Java

How can you extract the string value from a Future object?

What inspires you and brings you pleasure in professional activity?

Is it possible to improve performance when processing large-scale queries?

Middle — Middle+

Aston

The mechanism of the SELECT FOR UPDATE operator in databases and its role in managing concurrent access.

Junior — Middle

Т-Банк

How does the lazy initialization mechanism of resources work and what are its features?

Can Spring Boot be considered part of a toolkit for application development?

Are there areas in the projects you are implementing that cause you dissatisfaction or preferences?

Can you explain what Singleton is when initializing a Bean in the context of development?

Can you explain what the term 'request' means in the context of Spring Framework?

How to implement a combined index in a database to speed up searches?

Junior — Middle

Aston

Why is there no need to configure standard JSP tags in the web.xml file?

What entities participate in creating a Java Bean?

Could you tell about the people you worked with in your team?

Junior — Middle

СБЕР

What to do if Maven does not download the necessary artifacts or dependencies?

What are the restrictions when using private constructors in classes?

Can you explain what Hibernate Query Language (HQL) is and what it is used for?

How do you apply the open-closed principle from SOLID in your designs?

Have you tried using Dead Letter Queue in a messaging system?

Can you explain the differences between components, services, repositories, controllers, and REST controllers in the Spring framework?

Tell about your experience using the synchronized keyword in Java.