To get a key/ value data set from a HTML form, use jQuery.Let us say this is our HTML −     For JS −var data = $('form#form1’).serializeArray(); // [{'demo: 'value'}] $.ajax({    data: data });

To position text to bottom left, use the bottom and right property. You can try to run the following code to position text to bottom right on an image:ExampleLive Demo                    .box {             position: relative;   ... Read More

Use the column-gap property to set the gap between the columns. You can try to run the following code to implement the column-gap property, with value 50px:ExampleLive Demo                    .demo {             column-count: 4;   ... Read More

Use the tag to add a resource reference. The HTML tag is used for defining a link to an external document. It is placed in the section of the document.The following are the attributes −AttributeValueDescriptioncharsetcharsetDefines the character encoding of the linked document.hrefURLSpecifies the URL of the resource ... Read More

To make an image responsive, you can try to run the following code:ExampleLive Demo                    img {             max-width: 100%;             height: auto;          }                        

To set-top tooltip, use the bottom CSS property.You can try to run the following code to set-top tooltip to a text:ExampleLive Demo           .mytooltip .mytext {          visibility: hidden;          width: 140px;          background-color: blue;     ... Read More

Use the [attribute ~= "value"] selector to select elements with an attribute value containing a specified word with CSS.You can try to run the following code to implement the [attribute ~= "value"] selector. Here, the word we are searching is “Tutorials”, ExampleLive Demo           ... Read More

To style the options in , you can try to run the following code,ExampleLive Demo                    select {             width: 100%;             padding: 10px 15px;             border: 1px dashed blue;             border-radius: 4px;             background-color: orange;          }                     Learn,                             Java             Ruby             Oracle             Tableau                    

You can find the current C standard documents on ANSI web store. https://webstore.ansi.org/RecordDetail.aspx?sku=INCITS%2FISO%2FIEC+9899-2012You can find the current C++ standard documents on the ISO C++ website for buying −  https://www.iso.org/standard/68564.htmlThe working draft of the ISO C++ standard is also available on  https://isocpp.org/std/the-standardRead More

Use the addEventListener() method to attach an event handler.ExampleYou can try to run the following code to learn how to work with addEventListener() method in JavaScript −           Double click the below button.       Double Click                      document.getElementById("btnid").addEventListener("dblclick", displayEvent);          function displayEvent() {             document.getElementById("pid").innerHTML = Date();          }