Java Arrays

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Volodymyr Portianko Java Arrays
19 July 2018 13:26
Something about arrays Hi! Previously in your training, we've worked with single objects (and primitive types). But what if we need to work with a whole group of objects instead of just one? For example, say we want to create a list of birthdays of all employees at our company. We'll benefit from a special data structure called an array ...
19.07.2018
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Aditi Nawghare Java Arrays
23 April 2025 17:20
Arrays Class in Java Hello again! :) In the last lesson, we got to know such a data structure called an array. We learned how to create them and fill them with data. And we looked at how they're stored in memory. Today we'll look at some tasks and examples of working with arrays that you will often see in real work ...
23.04.2025
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27comments
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Oleksandr Miadelets Java Arrays
24 April 2025 10:35
Java Arrays Imagine cabinets in a storage room. Each of them has its own number, and each of them stores some Baggage object. Or a wine list where every kind of wine is numbered and you order by giving the number of your drink. Or a list of students in which "Adams" is recorded in the first position and "Zimmer" is last...
24.04.2025
1015891views
8comments
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Pavlo Plynko Java Arrays
14 September 2021 10:51
Reverse an Array in Java Arrays are used frequently in coding and are a way of storing multiple values of the same type in one variable. There may be many reasons why a coder may want to reverse an array. It may be necessary to reverse an array, for example, when the logic of a problem needs to start with the last element.
14.09.2021
32149views
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Vasyl Malik Java Arrays
23 December 2024 9:21
Arrays.copyOf() Method in Java What is Arrays.copyOf() method in Java? Java class java.util.Arrays provides a method called Arrays.copyOf() that returns a copy of an array passed as a parameter to this function, followed by specifying...
23.12.2024
4750views
2comments
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Volodymyr Portianko Java Arrays
18 November 2020 12:55
How To Add a new Element To An Array In Java Oh, Java arrays. They are the object of intense love and hatred of hundreds of beginner software developers. Adding elements to an array that was already initialised is impossible, they said… Actually, it is possible, but not in a classical meaning...
18.11.2020
56962views
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Oleksandr Miadelets Java Arrays
6 April 2025 12:14
2D Arrays in Java “A matrix is a collection of numbers arranged into a fixed number of rows and columns.” Usually these are real numbers. In general, matrices can contain complex numbers but for the sake of simplicity we will only use whole numbers here. Let’s have a look at what a matrix looks like...
06.04.2025
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Alex Vypirailenko Java Arrays
29 December 2024 7:50
Java System.arraycopy() Method What is Java System.arraycopy() Method? The java.lang.System.arraycopy() method copies a source array, at a specific beginning position, to a destination at a given index...
29.12.2024
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Volodymyr Portianko Java Arrays
28 December 2024 9:24
Arrays.asList() Method in Java A lot of beginners jumble up the concept of Arrays.asList() method with the data structure ArrayList. Even though they might look and sound similar, these two are totally different when it comes to implementation. In this post, we’ll cover the basic use of...
28.12.2024
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John Selawsky Java Arrays
10 May 2023 13:15
String Array in Java Often the first data structure a novice programmer gets acquainted with is an array. That's because arrays are fairly easy to learn. A one-dimensional array is a sequence that consists of a fixed number of cells in which data can be stored. In the case...
10.05.2023
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