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Павел
Random EN
28 February 2021 0:00
Who are Docker, Kubernetes, OpenShift and how are they related to each other?
In industrial development, there is a need to “package” the assembled application, for example, so that it can be transferred to the server where it will work, in the form in which the developer assembled it on his computer, such “packaging
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #121. What is Classpath in Java and how to install it? Immutability in Java
Source: Knowing the basics of programming and the execution flow of program files helps us understand a language. Knowing the parameter is one of the basic concepts that every Java developer should know. Today we will discuss what a class p
Эллеонора Керри
Random EN
28 February 2021 0:00
How to become a magician in IntelliJ IDEA? Watch the free course by Heinz Kabutz
If you are taking JavaRush, then you already know something about IntelliJ IDEA, you know how to create classes and packages, you know where to click to have the compiler check your code, and so on. However, this tool is like an airplane da
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #124. Builder design pattern. How Serialization and Deserialization Work in Java
Source: In this article, we will learn how to design and create objects for a class using the design pattern . pattern is designed to create objects using a nested public static class that has the same data fields as the outer class. patter
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #136. Sort an array in ascending or descending order using Arrays.sort(). What is the difference between the List and Set interfaces?
Source: With this post, you will learn how to sort an array in either ascending or descending order in Java. In Java, we use arrays to store a set of variables (with the same data type) in a single variable. But sometimes the values stored
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #144. How to convert an array to List (ArrayList) in Java. Dependency Injection in Java
Source: Although arrays are simple and easy to use, they have many limitations, such as fixed size. This makes it difficult to add a new element at the beginning and rearrange elements. Thanks to the Collections Framework, we can implement
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #177. A Detailed Guide to Java Stream in Java 8
Source: Java Streams, introduced as part of Java 8, are used to work with collections of data. They are not a data structure themselves, but can be used to input information from other data structures by ordering and pipelining to produce a
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #185. A Comprehensive Guide to the Java Collection Framework
Source: Java Collection is a framework that provides a unified architecture for storing and managing a group of objects. At its core, it is a set of classes and interfaces that provide a standard way to represent and manipulate collections
Эллеонора Керри
Random EN
28 February 2021 0:00
Tricky Java questions that are often asked in interviews
If you have ever prepared for an interview for the position of a or taken any exam (not necessarily in programming) to obtain a certificate, then most likely you have already noticed that the questions they ask are very specific. Many of th
Зепп Бранниган
Random EN
28 February 2021 0:00
Java Syntax: A Brief Introduction to the Programming Language
Java syntax (Java Syntax) is the basis of the language, all the basic rules, commands, and constructs for writing programs that are “understood” by the compiler and the computer. Every programming language has its own syntax, just like the
Эллеонора Керри
Random EN
28 February 2021 0:00
Q&A: Why is it better to store a password in Java in a character array rather than a String?
You may well hear such a question in an interview for the Java Junior position. But my friend was asked this during an interview for the position of Technical Lead. Both , and a character array can be used to store text data. But consciousl
Эллеонора Керри
Random EN
28 February 2021 0:00
10 Abstract Classes and Interfaces Java Interview Questions
Abstract classes and interfaces are very popular in all object-oriented programming languages. And in almost every Java interview you come across at least one question on this topic. Interfaces are mentioned more often due to their populari
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