You can fix “ArrayIndexOutOfBoundsException” in Java, by validating the array length before accessing its elements, using a try-catch block or a for-each loop.
Java
How to Check if a String is Null in Java
To check if a string is Null, you can use Java’s relational operator “==” or the “Objects.isNull()” method. Both these approaches return a Boolean value.
How to Input a String in Java?
To input a string in Java, use the built-in methods of the Scanner, Console, or BufferedReader class or provide the input via the Command-Line args.
How to Reverse a String in Java?
To reverse a string in Java, built-in classes and methods along with custom logic or data structures like stack and deque, etc, are used in this guide.
How to Import a Scanner Class in Java?
To import the Java Scanner class, use “import java.util.Scanner;”, import java.util.*” or a Scanner class object creation in this guide.
How to Clear Console/Screen in Java?
To clear the console, screen, or terminal in Java, use different ANSI escape codes and methods. They clear the console/screen in Java.
How to Flatten a List of Lists in Java
To flatten a list of lists in Java, you can use methods like flatMap(), forEach(), reduce(), collect(), forEach loop, Guava Library, or Eclipse Collection.
How to Call a Java Method From Another Class?
To call a non-static method from another class, first, create the class instance in the other class, then call it depending upon its access modifier.