java

java

Java program to print from A to Z

Java program to print from A to Z. This post will show you how to write programs to print A to Z in Java in three different ways.

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java

Java program to check if a character is Alphabet or not

Java program to check if a user input character is an Alphabet or not. We will learn 4 different ways to check for alphabet in Java.

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java

Java program to print X star pattern

Java program to print a x star pattern. We will learn 3 different ways to print the plus pattern with star or any other character in Java.

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Java program to print a plus star pattern

Java program to print a plus star pattern. We will learn 3 different ways to print the plus pattern with star or any other character in Java.

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Java program to print hollow diamond star pattern

Java program to print a hollow diamond star pattern. This post will show you how to print a hollow diamond start pattern by using a separate method with an example Java program.

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How to print a Hollow Rhombus pattern in Java

Java program to print a Hollow Rhombus pattern in Java. We will learn how to print this pattern with for loops and while loops in this post.

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3 ways to find perfect numbers in a range in Java

Java program to find all perfect numbers in a range in 3 different ways. Learn what is a perfect number and how to find all perfect numbers in a range.

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How to find the product of digits of a number in Java

Java program to find the product of digits of a number. This post will show you the algorithm and two different ways to find the product of digits of a given number.

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Java ArrayList clone method explanation with example

Java ArrayList clone() method is used to create a shallow copy of an ArrayList in Java. Learn how to use the clone() method with examples.

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Java ArrayList ensureCapacity method

Java ArrayList ensureCapacity method can be used to increase the capacity of an ArrayList. This post will show you how to use the ensureCapacity method with examples.

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