07 November 2020

#JQuery

HTML
What is jQuery ?
What is the basic need to start with jQuery?
What is jQuery.noConflict ?
What is the difference between .js and .min.js?
What is a CDN?
What is the use of jquery .each() function?
What is the difference between jquery.size() and jquery.length?
What is the difference between $('div') and $('') in jQuery?
What is the difference between parent() and parents() methods in jQuery?
What is the difference between eq() and get() methods in jQuery?
What is the difference between .empty(), .remove() and .detach() methods in jQuery?
What is wrong with this code line "$('#myid.3').text('blah blah!!!');"?
What is difference between prop and attr?
What is event.PreventDefault ?
What is the difference between event.PreventDefault and event.stopPropagation?
What is the difference between event.PreventDefault and "return false"?
What is the difference between event.stopPropagation and event.stopImmediatePropagation?
What is chaining in jQuery?
What is finish method in jQuery?
What is the difference between calling stop(true,true) and finish method?
What is the advantage of using protocol less URL while referencing jQuery from CDNs?
What is jQuery plugin and what is the advantage of using plugin?
What is jQuery UI?
What is the difference between jQuery and jQuery UI?
What are selectors in jQuery and how many types of selectors are there?
What are the fastest selectors in jQuery?
What are the slow selectors in jQuery?
What are various methods to make ajax request in jQuery?
What are deferred and promise object in jQuery?
What are source maps in jQuery?
Why do we use jQuery?
Why there are two different version of jQuery library?
What does dollar sign ($) means in jQuery?
What does $("div") will select?
What does $("div.parent") will select?
Which is the starting point of code execution in jQuery?
Which is fast document.getElementByID('txtName') or $('#txtName').?
Which is the latest version of jQuery library?
Which are the popular jQuery CDN? and what is the advantage of using CDN?
Can we have multiple document.ready() function on the same page?
Can we use our own specific character in the place of $ sign in jQuery?
Can we use jQuery to make ajax request?
Can we execute/run multiple Ajax request simultaneously in jQuery? If yes, then how?
Can we use protocol less URL while referencing jQuery from CDNs?
How do you select element by ID in jQuery?
How do you check if an element is empty?
How do you check if an element exists or not in jQuery?
How do you implement animation functionality?
How do you stop the currently-running animation?
How do you attach a event to element which should be executed only once?
How do you stop the currently-running animation, remove all queued animations, and complete all animations for the matched elements?
How to load jQuery from CDN?
How to load jQuery locally when CDN fails?
How to select element having a particular class (".selected")?
How to disable jQuery animation?
How to create clone of any object using jQuery?
How to check if number is numeric while using jQuery 1.7+?
How to check data type of any variable in jQuery?
How to write browser specific code using jQuery?
How to use migrate jQuery plugin?
Can you include multiple version of jQuery? If yes, then how they are executed?
Can you call C# code-behind method using jQuery? If yes,then how?
Consider a scenario where things can be done easily with javascript, would you still prefer jQuery?
Difference between $(this) and 'this' in jQuery?
Does events are also copied when you clone any element in jQuery?
Does jQuery 2.0 supports IE?
Explain .bind() vs .live() vs .delegate() vs .on()?
How does caching helps and how to use caching in jQuery?
How JavaScript and jQuery are different?
How jQuery selectors are executed?
In what situation you would use multiple version of jQuery and how would you include them?
Is it possible to use other client side libraries like MooTools, Prototype along with jQuery?
Is it possible to hold or delay document.ready execution for sometime?
Is it possible to get value of multiple CSS properties in single statement?
Is jQuery replacement of Java Script?
Is jQuery a library for client scripting or server scripting?
Is jQuery a W3C standard?
Is there any difference between body onload() and document.ready() function?
Is there any advantage of using $.ajax() for ajax call against $.get() or $.post()?
You get "jquery is not defined" or "$ is not defined" error. What could be the reason?
JQuery $ is not defined
Jquery Create hidden form element on the fly
jQuery how to wait for the 'end' of 'resize' event and only then perform an action?
jQuery If element has class do this
jQuery multiple $(document).ready …?
jQuery select all text from a textarea
jQuery select the associated label element of a input field
jQuery setting the selected value of a select control via its text description
jQuery $(“#radioButton”).change(…) not firing during de-selection
jQuery $(document).ready and UpdatePanels?
JQuery .each() backwards
jQuery .live() vs .on() method for adding a click event after loading dynamic html
JQuery .on() method with multiple event handlers to one selector
jQuery .on('change', function() {} not triggering for dynamically created inputs
jQuery .ready in a dynamically inserted iframe
jQuery : Convert javascript array to string
jQuery “Does not have attribute” selector?
jQuery 1.9 .live() is not a function
jQuery access input hidden value
jQuery add required to input fields
jQuery AJAX cross domain
jQuery Ajax File Upload
jQuery AJAX file upload PHP
jQuery Ajax POST example with PHP
jQuery AJAX submit form
jQuery animate backgroundColor
jQuery Array of all selected checkboxes (by class)
jQuery attr vs prop?
jQuery check if an input is type checkbox?
jQuery checkbox change and click event
jQuery checkbox checked state changed event
jQuery click events firing multiple times
jQuery convert line breaks to br (nl2br equivalent)
jQuery count child elements
jQuery counting elements by class; what is the best way to implement this?
jQuery Data vs Attr?
jQuery date/time picker
jquery disable form submit on enter
jQuery disable/enable submit button
jQuery document.createElement equivalent?
jQuery empty() vs remove()
jQuery equivalent of getting the context of a Canvas
jQuery equivalent of JavaScript's addEventListener method
JQuery Event for user pressing enter in a textbox?
jQuery Event Keypress: Which key was pressed?
jQuery event to trigger action when a div is made visible
jQuery first child of “this”
jQuery get html of container including the container itself
jquery get querystring from URL
jQuery Get Selected Option From Dropdown
jQuery get specific option tag text
jQuery get textarea text
jQuery get the location of an element relative to window
jQuery get values of checked checkboxes into array
jQuery has deprecated synchronous XMLHTTPRequest
jQuery how to bind onclick event to dynamically added HTML element
jQuery ID starts with
Jquery insert new row into table at a certain index
jQuery load more data on scroll
jQuery lose focus event
jQuery map vs. each
jQuery Mobile: document ready vs. page events
jQuery Multiple ID selectors
jQuery or javascript to find memory usage of page
jQuery parent of a parent
jQuery pass more parameters into callback
jQuery pitfalls to avoid
jQuery Popup Bubble/Tooltip
jQuery post() with serialize and extra data
jQuery remove all list items from an unordered list
jQuery remove options from select
jQuery returning “parsererror” for ajax request
jQuery scroll to element
jQuery scroll() detect when user stops scrolling
jQuery see if any or no checkboxes are selected
jQuery selector for inputs with square brackets in the name attribute
jQuery selector regular expressions
jQuery selectors on custom data attributes using HTML5
jQuery Set Cursor Position in Text Area
jQuery SVG vs. Raphael
jQuery SVG, why can't I addClass?
jQuery text() and newlines
jQuery Tips and Tricks
JQuery to load Javascript file dynamically
jQuery to loop through elements with the same class
Jquery trigger file input
jQuery UI - Close Dialog When Clicked Outside
jQuery UI “ $(”#datepicker“).datepicker is not a function”
jQuery UI accordion that keeps multiple sections open?
jQuery UI DatePicker to show month year only
jQuery UI Dialog - missing close icon
jQuery ui dialog change title after load-callback
jQuery UI Tabs - How to Get Currently Selected Tab Index
jQuery Validate Plugin - How to create a simple custom rule?
jQuery vs document.querySelectorAll
jQuery vs jQuery Mobile vs jQuery UI?
jQuery xml error ' No 'Access-Control-Allow-Origin' header is present on the requested resource.'
jquery, domain, get URL
jQuery.click() vs onClick
jQuery.inArray(), how to use it right?
jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
jQuery.trigger('click') not working
jQuery/Javascript function to clear all the fields of a form
jQuery/JavaScript to replace broken images
jQuery/JavaScript: accessing contents of an iframe
$().click(fn) vs. $().bind('click',fn);
Get selected element tag name
How to call RESIZE event only once it's FINISHED resizing?
How to capture the TAB keypress within a Textbox
how to change title of document during .ready()?
more than one handler for same event
Return data after ajax call success
Wait/Delay 1 second without executing code
What's the difference between '$(this)' and 'this'?
Why use document.ready if external JS at bottom of page?
jQuery’s .bind() vs. .on()
jQuery's jquery-1.10.2.min.map is triggering a 404 (Not Found)
jquery-ui-dialog - How to hook into dialog close event
jQuery
  • jQuery is a small and lightweight JavaScript library.
  • It is is cross-platform.
  • "write less do more".
  • It simplifies AJAX call and DOM manipulation. It is very fast and extensible.
  • It facilitates the users to write UI related function codes in minimum possible lines.
  • It improves the performance of an application.
  • Browser's compatible web applications can be developed.
  • It uses mostly new features of new browsers.
jQuery Features
  • HTML manipulation
  • DOM manipulation
  • DOM element selection
  • CSS manipulation
  • Effects and Animations
  • Utilities
  • AJAX
  • HTML event methods
  • JSON Parsing
  • Extensibility through plug-ins

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