jQuery is a fast and concise JavaScript Library created by a John Resig in 2006 with a nice motto − Write less, do more.jQuery simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development.Here is the list of important core features supported by jQuery:DOM manipulation − ... Read More

The most common way to define a function in JavaScript is by using the “function” keyword, followed by a unique function name, a list of parameters (that might be empty), and a statement block surrounded by curly braces.SyntaxHere’s the syntax −     Try the following example. It defines a ... Read More

To use an image on a webpage, use the tag. The tag allows you to add image source, alt, width, height, etc. The alt is the alternate text attribute, which is text that is visible when the image fails to load.The following are the attributes −AttributeDescriptionAltThe alternate text for ... Read More

When the window’s history change, the onpopstate event triggers. You can add it like this −Example           This is demo text    

The scrollX property in JavaScript works the same as pageXoffset property. If you want to get the pixels the document scrolled to from the upper left corner of the window, then use the scrollX property for horizontal pixels.ExampleYou can try to run the following code to learn how to work ... Read More

If a semicolon is misplaced in JavaScript, then it may lead to misleading results. Let’s see an example, wherein the if statement condition is false, but due to misplaced semi-colon, the value gets printed.Example                    var val1 = 10; ... Read More

You can insert data into HANA database using node.js. You can also connect to SAP HANA database via JDBC driver.To connect via JDBC, you need to install JDBC driver ngdbc.jar. This driver is installed as part of SAP HANA client installation. Ngdbc.jar file is available at this location −C:\Program Files\sap\hdbclient\ ... Read More

There are many ways you can style multiple if conditions. You don't need to use 4 spaces on your second conditional line. So you can use something like &minusl;if (cond1 == 'val1' and cond2 == 'val2' and     cond3 == 'val3' and cond4 == 'val4'):# Actual codeYou can also ... Read More

Use the kind attribute in HTML to specify the kind of text track in HTML. For example, you can set the kind as subtitles for subtitle files.ExampleYou can try to run the following code to implement the kind attribute −                                                            Your browser does not support the video element.          

The HTML tag is used to handle browsers which do not support the tag. The tag makes it easy to supply alternative content that tells users what they are missing.Example           HTML noembed Tag