Java Program to convert lowercase String to uppercase
In Java, we can convert a lowercase string to an uppercase string using either the built-in toUpperCase() method or custom logic using loops. For example, if the input…
Java CodingA collection of 78 posts
Java Program to compare two Strings
Learn different ways to compare strings in Java using equals(), equalsIgnoreCase(), ==, and compareTo() methods. This guide includes step-by-step examples, logic breakdowns, and custom comparison techniques for better…
Java Program to Concatenate Two Strings ✨
In java, to concatenate two strings we can use + (String concatenation) operator or concat() of the String class or StringBuilder class or StringJoiner class ( from java…
Java Program to Print the length of given String
In java, to print the length of given string we can use default length() method of the String class or loop concept such as for loop. If the…
Java program to Check if a String is Palindrome
In Java, to check whether a string is palindrome or not we can create a custom method to do string reversal (As custom method is more efficient and…
Leap year program in Java using Switch()
In Java, to check whether a year is a leap year or not we can use conditional statements such as if else or switch statements. For a given…
Java Program to find Reverse of a String
In Java, to find a reverse of a string is a common task. We can reverse a string with various methods available, such as using loops like while…
Java Program to Multiply Two Matrices
In mathematics, a matrix is a rectangular array of numbers arranged in rows and columns. Matrix multiplication is a vital operation in various applications like graphics transformations, solving…
Java Program to Add Two Matrices
Matrix addition is a basic arithmetic operation where two matrices of the same dimensions are added together to produce a new matrix. Each element of the resulting matrix…
Java program to find Percentage and Grade based on marks of 5 subjects
In Java, to find percentage and grade of the students based on marks we can use if-else conditional statements or Ternary Operator. For example, if a student’s marks…