Interface Inheritence


interface Printable {
void Print();
}

interface Showable extends Printable {
void show();
}

class TestInterfaceInheritence implements Showable {
public void print() {

System.out.println("Hello");

}

public void show() {
System.out.println("My dear friend");
}

public static void main(String args[]) {

TestInterfaceInheritence t = new TestInterfaceInheritence();
t.print();
t.show();
}
}

Google Script for Data Entry Form in Google Spreadsheet

// function to validate the entry made by user in user form function validateEntry (){ // declare a variable and referernece of active goog...