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Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #97. Be careful with the Java Optional method. How to display and sum elements from a list in Java
Source: object is “a container object that may or may not contain a non-null value.” Optional first appeared in Java 8 and has been used by the SpringBoot team in many projects. The most common use of is in a Spring Data project. Let's look
Эллеонора Керри
Random EN
28 February 2021 0:00
Video Weekend #102. We listen to the story of a JavaRush graduate, study the algorithm for generating fractal noise, write a game in Java in 100 lines of code and evaluate our chances of finding a job in a Canadian IT company
JavaRush graduate Maxim Panteleev shared his story of training and subsequent employment as a Java developer. In his video, the author examines pressing issues that every beginner usually faces when learning Java or another programming lang
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #103. In defense of “Clean Code”: 100 timeless tips
Source: “Clean Code” by Robert C. Martin is the most recommended programming book of all time. Search for books using the query “best books for software developers” and you are almost guaranteed to find this book in the search results. And
Михаил Спирич
Random EN
28 February 2021 0:00
From mechanics to Java developer at 30 years old!
This is the story of how, at the age of 30, I changed my field of activity and became a Java developer. But let's start in order... Before I became a developer, I was thrown into different areas of activity. I managed to work as a repair an
Эллеонора Керри
Random EN
28 February 2021 0:00
IT world trends: what to watch in 2022
A non-fungible token (NFT) is a digital object: computer code and data that conveys ownership of something. Property can be online: for example, virtual real estate in the digital world or special equipment in a video game. It could be real
Эллеонора Керри
Random EN
28 February 2021 0:00
Classes for the 4th stream of the Java University will begin on February 14. Group recruitment continues!
Hello everyone from the JavaRush team! You've probably already heard about our new course . In two weeks, classes for the new stream will begin. If your goal in JavaRush is to gain all the necessary skills and practice to become an aspiring
Эллеонора Керри
Random EN
28 February 2021 0:00
How can a developer easily integrate into a new project? Video
For projects that have existed for a long time, there is a document called onboarding - step-by-step instructions for getting started at work. This could be obtaining accounts on the project (work email, client email), gaining access to ser
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #111. Polymorphism and dynamic binding in Java. For loop in Java + forEach loop syntax example
Source: Polymorphism is one of the core concepts of object-oriented programming. Whether you're new to Java programming or a seasoned developer, you should know what polymorphism is and how it works. Most developers claim to be well versed
Эллеонора Керри
Random EN
28 February 2021 0:00
Video weekend #119. We look at the story of a JavaRush graduate who became a Senior Developer at the age of 24, learn life hacks for working in IntelliJ IDEA and delve deeper into OOP
A former JavaRush graduate, and now a successful Senior developer and author of the YouTube channel “Tube Pentium,” decided to talk about his history of learning the Java language. According to him, the exercises and lessons from the JavaRu
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #129. What is the difference between LinkedList and ArrayList? New features coming in Java 19
Source: If you are new to Java programming, you must be wondering which is better to use when working with collections: LinkedList or ArrayList. Both of these classes perform similar functions, so it can sometimes be difficult to decide whi
Эллеонора Керри
Random EN
28 February 2021 0:00
Video weekend #127. We write an algorithm for finding prime numbers in Java, get acquainted with code completion programs, learn about top-down programming in OOP and learn how to deal with technical debt
Questions related to algorithms come up quite often in technical interviews. Therefore, every potential junior should take this into account when preparing for an interview. This video shows how to write a prime number finding algorithm wit
Эллеонора Керри
Random EN
28 February 2021 0:00
St. Petersburg: Junior vacancies for December 22
Winter has come, the temperature has dropped below zero... But the cold is not an obstacle to the future of Java Junior! I must say, programming in this weather is very pleasant. Especially with a cup of tea/coffee and a comfortable keyboar
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