Page 18 | Java Blog - Java News and Learning posts on CodeGym

John Selawsky Java Numbers
7 March 2023 12:34
Java floor() method A floor function which is also known as the greatest integer function in maths takes a real number “x” as an input. It returns the greatest integer that is less than or equal to input number x. It is normally denoted as floor(x) or ⌊x⌋. It is used...
07.03.2023
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Aditi Nawghare Strings in Java
6 March 2023 9:50
Java String format()The Java string format() method is used to format strings, integers, decimal values, and so on, by using different format specifiers. This method returns the formatted string using the given locale, specified formatter, and arguments. If no locale is provided then it uses the default locale for formatting the strings...
06.03.2023
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Jesse Haniel Strings in Java
6 March 2023 8:04
Java String charAt()The Java string class charAt() method returns the character at the specified index of a string. This specified index is provided as a parameter and it ranges from 0 to n-1, where n represents the length of the string...
06.03.2023
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Volodymyr Portianko Java Collections
4 March 2023 11:57
How to use entrySet() method in Java What is the entrySet() method in Java? The “HashMap” class provides the java.util.HashMap.entrySet() method in Java. It is used to create and then return a ‘set’...
04.03.2023
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Vasyl Malik Strings in Java
2 March 2023 15:53
Java String indexOf()As a Java developer, you must have come across the need to find the position of a character or a substring within a string. Java provides a built-in method called...
02.03.2023
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Lucy Oleschuk Random
1 March 2023 11:15
Who Are Metaverse Developers and What Technologies Do They Need to Know?Metaverse has been one of the hottest topics in tech news during the last few years, especially after Facebook’s rebranding. Not only the company was renamed to “Meta”...
01.03.2023
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Yuliia Tunik CodeGym University in India
28 February 2023 14:43
Can I Become A Programmer If I Am Not A Technical Person? Video We continue a series of videos with a career consultant at CG University Shubham Dumbre, in which he talks about training, job search, and career building. In this video, he answers, “Can somebody become a programmer if he isn’t a technical person”? Also, he tells how much time a student needs...
28.02.2023
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Artem Divertitto Loops in Java
28 February 2023 13:49
For Each Loop in Java A for-each is a kind of for loop that you use when you need to process all the elements of an array or collection. That said, the phrase for-each is not actually used in this loop. Where type is the type of the iterator variable (which matches the datatype of elements in the array!), itVar is its name, and array is an array...
28.02.2023
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Hanna Moruga Random
27 February 2023 13:01
IT & Programming digest by CodeGym: February’23 issue Welcome back to our monthly digest, in which we collect trending IT topics and excellent programming-related articles to boost your motivation to become a programmer. AI continues to be the major buzzword in tech news...
27.02.2023
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Aditi Nawghare Java Collections
22 February 2023 16:27
Enhanced for loop in Java If you're a Java developer, you've probably come across a situation where you need to iterate over an array or a collection. In the past, this required writing a lot of boilerplate code to set up a loop and iterate over the elements. However, Java has introduced an enhanced for loop...
22.02.2023
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Pavlo Plynko Java Developer
22 February 2023 13:33
Java JTable If you're looking to display data in a tabular format, you should consider using the JTable class in the javax.swing package. The JTable class is a versatile tool that allows you to create a table with rows and columns and customize it according to your needs. In this article, we'll show you how to use the JTable class...
22.02.2023
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Lucy Oleschuk CodeGym University in India
15 February 2023 14:09
Data Scientists vs. Software Developers. What Career to Choose in India? The Indian IT industry is one of the most significant contributors to the global economy, generating billions of dollars annually. And when in 2022, the world faced a downturn and tough economic times caused by various factors...
15.02.2023
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