How-to articles, tricks, and solutions about JAVA
How do I generate random integers within a specific range in Java?
To generate a random integer within a specific range in Java, you can use the nextInt method of the Random class.
How do I declare and initialize an array in Java?
There are several ways to declare and initialize an array in Java. Here are a few examples: Declare and initialize an array of integers with size 5
How do I convert a String to an int in Java?
To convert a String to an int in Java, you can use the parseInt() method of the Integer class. Here's an example:
How to Compare Strings in Java
The comparison of strings is one of the mostly used Java operations. If you’re looking for different ways to compare two strings in Java, you’re at the right place.
How to Create Temporary File in Java
Learn the two static methods of createTempFile of the File class. Use the deleteOnExit() method to ensure that the temporary created file will automatically be deleted.
How to Create a File in Java
Learn 3 ways of creating files in Java with examples. Use java.io.File class, java.io.FileOutputStream class or Java NIO Files.write() class for creating new files in Java.