With jQuery, you can easily clear HTML form fields. For this, jQuery: reset Selector is used. This will clear the HTML form fields.ExampleYou can try to run the following code to clear form fields with jQuery −Live Demo                   ... Read More

Yes, we can override a method by changing only the exception handling in java pertaining the following rule −An overriding method can throw any unchecked exceptions, regardless of whether the overridden method throws exceptions or not. However, the overriding method should not throw checked exceptions that are new or broader ... Read More

To print a page in JavaScript, use the window.print() method. It opens up the standard dialog box, through which you can easily set the printing options like which printer to select for printing.ExampleYou can try to run the following code to learn how to print a page −Live Demo ... Read More

The void keywordThe void is an important keyword in JavaScript, which can be used as a unary operator that appears before its single operand, which may be of any type. This operator specifies an expression to be evaluated without returning a value.The syntax of the void can be either of ... Read More

Create cookiesThe simplest way to create a cookie is to assign a string value to the document.cookie object, which looks like this −document.cookie = "key1=value1;key2=value2;expires=date";Here the “expires” attribute is optional. If you provide this attribute with a valid date or time, then the cookie will expire on a given date ... Read More

The onsubmit event occurs when you try to submit a form. You can put your form validation against this event type. The following example shows how to use onsubmit. Here, we are calling a validate() function before submitting a form data to the webserver. If validate() function returns true, the ... Read More

Java supports inheritance, an OOPs concept where one class acquires the members (methods and fields) of another.You can inherit the members of one class from another, use the extends keyword as:class A extends B{}The class which inherits the properties of other is known as child class (derived class, sub class) ... Read More