Java programs

Let’s learn java convert date to string. Java convert date to string To convert date to string, format() method is used of class DateFormat. Here DateFormat class is an abstract class and it’s child class is SimpleDateFormat class. The syntax and example for format() method of DateFormat class is as below. Syntax: String format(Date date) Parameters: date…

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Let’s learn convert char array to string in java. Convert char array to string in java character array to string in java is the most asked java interview question. To convert a char array to a string there are two ways. Using Constructor: creating string object and passing char array name ‘charArray’ to the string…

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Let’s learn calculate percentage in java. Calculate percentage in java Calculate percentage of a student is one of the most common interview question. To calculate percentage of a student we have to divide obtained marks of student by total marks. Basically percentage is a number expressed as fraction of 100 and denoted using percent sign…

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Let’s learn java convert binary to decimal. Java convert binary to decimal binary to decimal in java is one of the common interview question. In the below example first user enters binary number using nextLine() method of Scanner class. This binary number is stored in String variable ‘strBinary’. Now this string variable is converted using…

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Let’s learn java program to add two numbers. Java program to add two numbers addition program in java is most common java interview question. In the below java code to add two numbers we are taking input from user using nextInt() method of Scanner class. First user enters two numbers. Then these two numbers are…

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