To set a tabbed menu, use the .nav nav-tabs class in Bootstrap −ExampleLive Demo           Bootstrap Example                                          Web Development          The following are the web dev technologies:                       HTML5             jQuery             JavaScript             CSS             Ajax             ES6                    

The alert-success class in Bootstrap is used to set warning.You can try to run the following code to implement the alert-warning class in BootstrapExampleLive Demo           Bootstrap Example                                 This is Warning!.    

The alert-success class in Bootstrap is used to set information.You can try to run the following code to implement the alert-info class in Bootstrap −ExampleLive Demo           Bootstrap Example                                 This is info!    

The popover is similar to the tooltip, offering an extended view complete with a heading. For the popover to activate, a user just needs to hover the cursor over the element. The content of the popover can be populated entirely using the Bootstrap Data API.You can try to run the following code to implement popover pluginExampleLive Demo           Bootstrap Example                                                          Popover on left                                 Popover on top                                 Popover on bottom                                 Popover on right                                $(function (){             $("[data-toggle = 'popover']").popover();          });          

Use the .disabled class in Bootstrap to disable a button.You can try to run the following code to implement the .disabled class −ExampleLive Demo           Bootstrap Example                                      Rank of Cricketers          The following are the rank of cricketers:          Enabled          Disabled          

To set the width of an element to 75%, use the .w-75 class in Bootstrap.You can try to run the following code to set element’s width −ExampleLive Demo           Bootstrap Example                                          Set element width          Normal width          Width is 75%    

Use the .container-fluid class in Bootstrap to set a container that spans the full width of the screen.You can try to run the following code to implement the container-fluid classExampleLive Demo           Bootstrap Example                                          Container fluid          Normal width          Width is 75%          Width is 50%          Width is 25%          

Use the ‘collapse in’ class in Bootstrap to show collapsible content by default −ExampleLive Demo           Bootstrap Example                                          More Quizzes          More                       We have quizzes on Java, PHP, Ruby, C, C++, etc. as well.                    

Use the .col-*-pull-* and .col-*-push-* classes in Bootstrap to change the order of the Bootstrap grid columns −ExampleLive Demo           Bootstrap Example                                          Bootstrap Example 1                    Right             Left                    

Use the .collapse class in Bootstrap to indicate collapsible content that can be hidden or shownExampleLive Demo           Bootstrap Example                                          More learning content          More                       We have learning content on Java, PHP, Ruby, C, C++, etc.