In pure javascript you can simply do like that: window.onscroll = function (e) { console.log(window.scrollY); // Value of scroll Y in px }; More infos (The Mozilla Developer Network) : onscroll scrollY
Wrap the button in an anchor and you are good to go: <a ui-sref=”main”> <button class=”btn btn-danger navbar-btn” >Button Submit</button> </a> DEMO
Since you are using a css file, you will need to convert the scss to css. Here’s a demo: .checkmark__circle { stroke-dasharray: 166; stroke-dashoffset: 166; stroke-width: 2; stroke-miterlimit: 10; stroke: #7ac142; fill: none; animation: stroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards; } .checkmark { width: 56px; height: 56px; border-radius: 50%; display: block; stroke-width: 2; stroke: … Read more
after wrap the component by React.forwardRef and pass ref from parent component you need to reload the app ! i faced that now and saw the same error message and simply solved by reloading the app
Provided your current check is firing when scrolled to the page’s bottom, you can try some basic arithmetics: if ($(window).scrollTop() >= ($(document).height() – $(window).height())*0.7){ //where 0.7 corresponds to 70% –^ Make sure to add a check to don’t fire multiple simultaneous Ajax requests, if you didn’t already. This is rather out of the scope of … Read more
use this:- npm install sqlite3 –build-from-source
Most common reason for such problems are 1.If you have defined the jquery library more than once. <script type=”text/javascript” src=”https://code.jquery.com/jquery-1.11.3.min.js”></script> <script src=”http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js”></script> <div class=”modal fade” id=”myModal” aria-hidden=”true”> … … </div> <script src=”https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js”></script> The bootstrap library gets applied to the first jquery library but when you reload the jquery library, the original bootstrap load is lost(Modal … Read more
I think that the best way of doing this, as Douglas Crockford (one of the biggests gurus of JavaScript) suggests in here is using the JSON native parser, as it is not only faster than the eval(), it’s also more secure. Native JSON parser is already available in: Firefox 3.5+ IE 8+ Opera 10.5+ Safari … Read more
This will result in NaN for the first increment, which will default to 0. obj.prop = ++obj.prop || 0;
you can do this by jQuery.isEmptyObject() Check to see if an object is empty (contains no properties). jQuery.isEmptyObject( object ) Example: jQuery.isEmptyObject({}) // true jQuery.isEmptyObject({ foo: “bar” }) // false from Jquery