Artem Divertitto Senior Android Developer at United Tech

Artem is a programmer-switcher. His first profession was rehabilitation specialist. Previously, he helped people restore their health and even received the medal "Best Rehabilitator of 2013" within the clinic where he worked. Over time, he realized that he liked to solve more complex tasks in his work and retrained as a programmer. He worked for several years at CodeGym: he participated in developing the Android version of the application and improved the tasks for the course. Now Artem works at United Tech, where he develops an application for communicating.

Author's articles

- 11 January 2023 15:58Java String equals()Comparing objects for equivalence is one of the most important programming operations. However, for all its obviousness in the numeric world, it is not always clear how to compare other data types. Java Object class, a basic one, defines the equals() and compareTo() methods for comparison...
11.01.2023 687views 1comment

4 - 23 September 2022 7:22Java Convert Binary to DecimalNumbers that have only 2 digits, 0 and 1, are called binary numbers. They are expressed only in the base 2 number system. We know that the binary system is the native digital language of modern computers. But we are more accustomed to decimal numbers...
23.09.2022 3700views 2comments

4 - 22 August 2022 8:22Conversion of Array To ArrayList in JavaArrays are an extension of the Container class in Java and can be useful as a way to temporarily hold a set of primitive data types when the quantity of data is specifically known. But Arrays are static when created, which means that when you create one, you cannot change the number of items it holds...
22.08.2022 7320views 1comment

16 - 18 August 2022 16:06Java Generics: how to use angled brackets in practiceGenerics are Java's special mechanism for implementing generic programming — a way to describe data and algorithms that lets you work with different datatypes without changing the description of the algorithms. The Oracle website has a separate tutorial dedicated to generics: "Lesson: Generics"...
18.08.2022 13894views 1comment

15 - 15 August 2022 11:47Java Singleton ClassHi! Today we'll dive into the details of various design patterns, starting with the singleton pattern. Let's review: what do we know about design patterns in general? Design patterns are best practices that we can apply to solve a number of known problems...
15.08.2022 19822views 2comments

9 - 28 July 2022 12:01Access Modifiers in JavaHi! In today's lesson, we'll get acquainted with the concept of access modifiers and consider examples of how to work with them. Of course, saying 'get acquainted' isn't quite right: you are already familiar with most of them from previous lessons. Just in case, let's refresh our memory of the most important...
28.07.2022 13959views 14comments

128 - 7 June 2022 9:27Fibonacci series in JavaBefore looking at the fibonacci series program in Java, let’s explore what is the mathematical way of calculating fibonacci numbers. “Fibonacci series is formed when we add up the last two consecutive numbers of the sequence beginning with 0 and 1.”
07.06.2022 1882views 0comments

2 - 6 June 2022 11:46Java VectorProbably you've already come across arrays in Java, and you know that one of their main drawbacks is size constancy. Once you've created an array of a certain size, you can't change that later. There are several Java Collection framework classes in the Java language that solve this problem...
06.06.2022 2907views 0comments

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