Category: Java Problems

To get the second last index of a string in Java, you can use the `length()` method. The second last index of a string is: Example: public class SecondLastIndexExample { public static void main(String[] args) { String str = “Hello World!”; // Ensure string has at least two characters if (str.length() >= 2) { int […]

You can extract the last word from a string in Java using a `for` loop. Below is an example demonstrating how to achieve this: Example: public class LastWordExample { public static void main(String[] args) { String str = “Hello World from Java”; String lastWord = “”; str = str.trim(); // Remove leading/trailing spaces int length […]

You can get the last character of a string in Java using the `substring()` method. Here’s an example: Example: public class LastCharacterExample { public static void main(String[] args) { String str = “Hello World!”; // Using substring() to get the last character String lastChar = str.substring(str.length() – 1); System.out.println(“Last character: ” + lastChar); } } […]

In Java, you can find the last word in a `String` using various approaches. Here are some common methods: Method 1: Using `split()` public class LastWordExample { public static void main(String[] args) { String str = “Hello world from Java”; String[] words = str.trim().split(“\\s+”); String lastWord = words[words.length – 1]; System.out.println(“Last word: ” + lastWord); […]

Hello Friends Today, through this tutorial, I will tell you How to Get Facebook Video id From url Using Java Script Code?.To extract the video ID from a Facebook video URL in Java, you can use regular expressions. Here’s an example: import java.util.regex.Matcher; import java.util.regex.Pattern; public class FacebookVideoUrlParser { public static String getFacebookVideoId(String url) { […]

Hello Friends Today, through this tutorial, I will tell you how to convert an Integer List to an int array in Java Program? Here are two primary approaches to convert an Integer List to an int array in Java. 1. Using the `toArray()` method with `int[]` as a parameter. List<Integer> integerList = Arrays.asList(1, 2, 3, […]

Hello Friends Today, through this tutorial, I will tell you How to Find Peak Element in the Array in Java? To find a peak element in an array, you can use various approaches. A peak element is an element that is greater than or equal to its neighbors. Here’s a simple algorithm in Java to […]

To find the minimum key value in a Java array, you need to iterate through the array and keep track of the minimum value. Here’s an example using a simple array of integers: public class MinimumKeyValue { public static void main(String[] args) { int[] array = {5, 2, 8, 1, 7}; int minKey = findMinimumKey(array); […]

There are two main ways to find the minimum and maximum element in an array using Java: 1. Using a loop: This approach iterates through the array, comparing each element with a variable holding the current minimum or maximum value. public class MinMax { public static void main(String[] args) { int[] numbers = {23, 92, […]

Hello friends Today, through this tutorial, I will tell you how to get the last word from the value of any string by java. So let’s go. Extract Last Word from String Using Java, Fetch Last Word from String by Java Program, Get Last Word from String in Java It is very easy to get […]

Friends, today I will tell you through this blog how you can get his third word from any string through java. Let’s try to understand through java. Get Third Word from String Using Java, Extract Third Word from String by Java, How to Third Word from String in Java You have written the code of […]

Friends, today I will tell you through this blog how you can get his second word from any string through java. Let’s try to understand through java. Get Second Word from String Using Java, Extract Second Word from String by Java, How to Fetch Second Word from String in Java You have written the code […]

Friends, today I will tell you through this blog how you can get his first word from any string through java. Let’s try to understand through java. Get First Word from String Using Java, Extract First Word from String by Java, How to Fetch First Word from String in Java You have written the code […]