Articles

Newbies often ask themselves: "What do I need to know to become a developer?" Job postings can have a lot of incomprehensible words. Programming books are packed with so much information that it seems you have to start studying the topic from childhood...

Despite the coronavirus pandemic and accompanying economic crisis, some good things did happen in 2020. For example, new versions of Java were released. On top of that, Java is still the most popular development language...

As the saying goes, it is always better to have a bad plan than no plan at all. A bit of a debatable statement maybe. But if you are learning how to code willing to become...

Git has become the de facto industry standard for version control systems in software development. You should first read my article about what Git is and how to get started. Have you read it? Excellent...

Different kinds of people are using CodeGym for different reasons. While many choose our platform as the main source of learning how to code in Java, quite often CodeGym is used by students studying programming in the uni...

Let’s say you are thinking of learning how to code to be able to either work as a professional software developer or to build your own projects. Any career in software development basically starts with a choice...

Parsing in its most general sense is the extraction of the necessary information from some piece of data, most often textual data. What is parse in Java? There are many Java classes that have the parse() method. Usually the parse() method receives some string as...

Sorting is one of the basic operations that we perform on objects. Even in childhood, children are taught to sort as they develop their thinking skills. Computers and software are no exception. There are a huge variety of algorithms. I suggest that you check out what they are and how they work...

First of all, before we define Java hashcode, we need to understand what is hashing and what is it for. Hashing is a process of applying a hash function to some data. A hash function is just a mathematical function. Don’t worry about this! “Mathematical” is not always means “complicated”...

CodeGym is 2.5 years old by now, with almost half a million users from around the world. Many students have finished the course and found...

Even though software programming has been known as prestigious and high-paying profession for a number of years now, the global demand for qualified coders not only hasn’t decreased, but keeps growing steadily...

We simply can’t ignore the fact that the festive season is here, knocking at our doors! So, can we skip the part with surprises and presents for our dearest? Of course not, even though it’s still 2020, and anything can happen. But you can count on us no matter what. The season of really cool discounts...