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usharani
We can do it with the help of the DEFAULT attribute of the ENUM data type. The DEFAULT attribute causes an ENUM data type to have a default value when a value is not specified. In other words, we can say that INSERT statement does not have to include a ... Read More
usharani
Responsive web design provides an optimal experience, easy reading and easy navigation with a minimum of resizing on different devices such as desktops, mobiles, and tabs).Let us see what is a responsive web design:
usharani
On right click of an element, when the context menu opens, then it is known as oncontextmenu in JavaScript.ExampleYou can try to run the following code to learn how to work with oncontextmenu event in JavaScript − Right click
usharani
To get a pseudo-random number between 0 and 1, use the Math.random() method in JavaScript.ExampleYou can try to run the following code to get a pseudo-random number between 0 and 1 − JavaScript Math random() Method ... Read More
usharani
With HTML, you can easily create a simple drop down list of items to get user input in HTML forms. Use the element for this, which is a select box, also called drop down box, with option to list down items.Also, you can set the default value from the ... Read More
usharani
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
usharani
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
usharani
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
usharani
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
usharani
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