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Konstantin
Random
16 December 2021 8:05
All about unit testing: techniques, concepts, practice
Today you won't find an application that is not draped with tests, so this topic will be more relevant than ever for novice developers: you can't succeed without tests. Let's consider what types of testing are used in principle, and then we will study in detail everything...
Eugene Kuzmin
Java Developer
14 December 2021 7:49
What to do if you've already "learned" Core Java, but it isn't enough for employment
Hello everyone. Allow me to introduce myself. I'm Eugene. And I've been working as a Java developer for half a year :-) My entire path from Level 0 to employment...
John Selawsky
Strings in Java
9 December 2021 12:53
Java String replace() Method
What are the common replace() methods of String class in Java? The String class provides four different kinds of replace() methods in Java. Each of the methods addresses a specific use case. Their names are listed below...
CodeGym
Random
9 December 2021 8:08
Code to Success and Vital Skill for 21st Century Workers. What is Computational Thinking?
A number of things make CodeGym the best online course to learn how to code in Java from scratch (in our eyes at least): carefully planned course structure, practice-first approach, enormous number of tasks...
Alex Vypirailenko
Methods in Java
8 December 2021 6:58
How to Call a Method in Java
Java is an object-oriented language and thus needs its methods to be defined in a class. Once a method is declared in a class it can be called in the main or any other method. There are also some built-in methods already defined in Java libraries...
Konstantin
Random
3 December 2021 7:37
Coding Rules: the Power of Correct Names, Good and Bad Comments
How often have you had to dig into someone else's code? Instead of two hours, you may spend two days to simply understand the logic of what is happening. The funny thing is that for the person who wrote the code, everything is...
Lucy Oleschuk
Random
1 December 2021 10:30
Hot Programming, Tech, and Career Predictions for 2022 that can Help You Stay Head and Shoulder Above other Java Specialists
According to the world-famous American writer and software engineer Robert L. Glass, "The best programmers are up to 28 times better than the worst programmers". However, great...
Anton Trukhanov
Learning Java
29 November 2021 12:40
How to Learn Java at Home and Stay Sane. Tips and Tricks to Improve Your Self-Learning Skills
Studying anything at home on your own is never easy for the obvious reason — there is no one around to watch over. No one except you, and let’s face it, most of us just can’t serve as a rigorous warden to thine own self...
Konstantin
Random
26 November 2021 8:51
Coding Rules: From Creating a System to Working With Objects
Good day, everybody! Today we would like to talk to you about writing good code. Of course, not everyone wants to chew on books like Clean Code right away, since they contain copious amounts of information but not much is clear at first. And by the time you finish reading, you may kill all your desire to code...
Vasyl Malik
Java Collections
23 November 2021 15:09
How to use keySet method in java.util.Map
If you need to get all the keys that your Map contains, you can use the really handy java.util.HashMap.keySet() method. In this article, we will explain how it works. As you know, the HashMap class implements the Map...
Lucy Oleschuk
Random
23 November 2021 13:49
Top Painfully Fun and Ridiculous Recommendations for Newbies on How to Learn Coding
Any newbie who is willing to become a good programmer, most likely, googles three top things at first: Which programming language to begin with? How to learn? Where to learn?..
Volodymyr Portianko
Java Collections
18 November 2021 7:29
HashMap computeIfAbsent() method in Java
Java 8, as many of us know, introduced the Stream API. This is a very useful toolkit, but it has a drawback, it does not include Maps. However, Java 8 added several useful methods to the Map interface itself to reduce the amount of "bad" code...
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