Tech Tutorials

In this post we'll see a Java program to convert a String to byte array and byte array to String in Java. Table of contents Con...

Write a Java program to count the number of words in a String is asked quite frequently in Java interviews . To test the logical thinkin...

In this post we'll see a Java program to count the total number of times each character occurs in the given String . Here three ways ar...

This post talks about one of the very important class; String in Java. In Java String class represents character strings which means; Stri...

This post is about writing a Java program to find the longest palindrome in a given String . Logic for finding the longest palindrome in ...

Write a Java program to reverse a String is asked in many interviews, there is another version similar to it where developers are asked ...

Java program to find all the permutations of a given String can be written using both recursive and non-recursive methods. In this post...

You may come across a scenario where you would want to add double quotes to a String, but Java uses double quotes while initializing a Str...

String class in Java is one of the most important and one of the most used class too. To make the usage of String class easier for develo...

Though String is a very important class and it provides a lots of methods for comparison of strings , searching with in string but so...

split() method in Java String class is used to split the string into one or more substring based on the given regular expression. Java...

If you need to remove spaces between words in a String in Java then there are the following two options- Using replaceAll() metho...

In this post we’ll see what all options are there in Java String class to remove leading, trailing spaces from a String, even spaces from ...