StringBuilder “append()” method appends string representation of passed argument to sequence and appends boolean, int, float, double, char, string, etc values.
What is Java Multithreading
Java Multithreading enables concurrent execution of two or more code parts to use maximum CPU and can be done by extending Thread class or Runnable interface.
What are the Method Parameters in Java
Method parameters act as variables specified after method’s name within parentheses and are used to initialize values of primitive and non-primitive data types.
What are Java Booleans?
Boolean refers to a primitive data type that comprises two return values i.e., “true” or “false” and to declare a boolean in Java, “boolean” keyword is used.
How to Use the XOR Operator in Java
XOR in Java is a bitwise operator that takes two boolean operands and returns true or 1 if they are different whereas on same operands, it returns false or 0.
How to Use DecimalFormat Class in Java
DecimalFormat is a subclass of “NumberFormat” class in Java that formats decimal numbers using specific formatting pattern. These patterns can be “#”, “.”, “,”.
How to Add an Element to an Array in Java
In Java, an element can be added to an array by creating a new array, using “ArrayList” or via the “System.arrayCopy()” method.
How to Use var Keyword in Java
The var keyword in Java is a way to declare different data types like strings, integers, etc. in Java without explicitly defining these data types