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Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #217. How to initialize List in Java. 7 Simple Tricks to Improve Java Productivity: Tips and Examples
Source: One of the basic data structures in the Java language is the . It allows developers to store and manage a set of elements. Initializing in Java is an important step in the development process because it defines the initial state and
Hanna Moruga
Random EN
28 February 2021 0:00
Installing and working with the JavaRush plugin: answers to popular questions
This application is a special software module that is built into the IntelliJ IDEA development environment and allows you to work in it with tasks from the JavaRush course. For example, write solutions, send them for verification, check you
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #220. How to Fix Exceptions in Java - A Detailed Guide
Source: As with other programming languages, Java developers may encounter errors or exceptions when writing code. Exceptions should be taken seriously as their occurrence takes up work time. However, with a little knowledge, you can speed
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #221. Three ways to find an element in a Java array. What is Java Thread Local and how to use it
Source: Finding a specific element in a set of values is a very common and frequently used operation in software development. There are different approaches to solve this problem, from simple to optimized. Let's look at them. The input arra
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #224. How to iterate through a Hashmap using a loop. Understanding Void and Null in Java with Examples
Source: is a data structure used to store data in key-value pairs. It is widely used in many programming languages, including Java, Python and JavaScript. Iterating over is a common operation that developers often perform. In most cases, it
Андрей Пазюк
Random EN
28 February 2021 0:00
5 interesting and non-obvious things that will make Java your favorite programming language
Your path to becoming a true expert in the world of programming is through complete trust in the Java language. It's used by millions of developers around the world, and today we'll show you five interesting and unobvious things that will m
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #229. How to work with files and Input/Output in Java. Utility methods of the Objects class
Source: In Java, files are represented by the class . class provides methods for creating, reading, writing, and deleting files. Input/output (I/O) is the process of transferring data between a program and an external source, such as a file
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #230. What are Records in Java and how do they work?
Source: Records in Java is one of the great features that was first introduced in Java 14 as a preview feature and finally came out in Java 17 release. Many developers actively use it, which helps them to successfully reduce a huge amount o
Эллеонора Керри
Random EN
28 February 2021 0:00
How I went from being a street food vendor to working for leading technology companies. Part 3 - First week at a new job
This is the third part of my story that I want to share. A story about how I got into the world of programming. I didn’t have the chance to study IT at university, I had my own path. These are links to and parts, in case you missed them. Th
Эллеонора Керри
Random EN
28 February 2021 0:00
Cool SQL optimizations that do not depend on the cost model. Part 4
Oh, this is cool stuff! database has a constraint on the column : Seriously, use constraints to ensure data integrity. The cost of adding them is extremely low - much less than other restrictions, for example, , or , because they do not req
Эллеонора Керри
Random EN
28 February 2021 0:00
Coffee break #241. How to Convert Strings to Arrays - Detailed Guide
Source: A string in Java is a group of characters, whereas an array is a collection of elements of the same type. You can split a string into pieces using a conversion process and then store those pieces in an array for further processing o
Realyte
Random EN
28 February 2021 0:00
Red-black tree. Properties, principles of organization, insertion mechanism.
is 1. The root of the tree . 2. All leaves that do not contain data 3. Both children of each node are 4. The depth in nodes is the same for any subtree 1. Search 2. Insert an element 3 Deleting an element (delete) The last two operations ob
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