How to Preload Images without Javascript?

In one of My Layout there are some large images (come from XML) which shown when I mouse hover on some some of the link, but when the Page loads and when i rollover It takes time to Load that...

Preloading images with JavaScript

Is the function I wrote below enough to preload images in most, if not all, browsers commonly used today? function preloadImage(url) { var img=new Image(); img.src=url; } I have an array of...

preload images on the Image Thumbnail Viewer

how can preload images on the Image Thumbnail Viewer when the page load. I had set the preload:yes, but the picture doesn't preload automatically. anyone know how to fix...

Why won't videojs play my Flash video in IE6/7/8?

I've converted an .mp4 video into ogg/webm/flv formats (with ffmpeg) and used videojs to create the following web page: http://tanguay.info/examples/testvideo It plays fine in IE9, Chrome, Safari,...

HTML2Canvas DOM (Angular)

I'm new to JS and development in general, but I was hoping I could get a little help resolving an issue I've been trying to figure out for a couple of days. Basically, I'm trying to get...

How to make 2 videos side by side, centered, and responsive

I am trying to add 2 videos side by side which are centered and spaced out correctly, and then want to make them responsive with the second video dropping down below the first video so that it can...

Videojs HLS not working

I am trying to stream HLS media trough videojs, but its not working. I am aware that desktop browsers do not support HLS, but its not working on android/ios devices also... I get an error: no...

html drag/drop setDragImage doesnt set ghost image on first drag

I am trying to create a drag and drop menu where a user can drag an image thumbnail from a div to a canvas. The issue is the source div uses a sprite to display its a background thumbnail, so I...

Window onload event does not fire in iPad ios 8.4

I am facing following strange issue: Functionality: When I open my website page which has many images and have Javascript/jQuery used for client side functionality. On clicking each image, all the...

OwlCarousel preload image in background

I'm using owlcarousel 2 with lazyload options true, i want to start preloading of next slides images in background while user seeing first image of carousel so user doesn't see the loader and...

HTML5 video background color not matching background color of website -- in some browsers, sometimes

I have a video that the client wants to sit "seamlessly" in the website. The background HEX color of the video matches the HEX background color of the website, and renders as such in some...

preload images on javascript (React, Jquery) app, images loaded twice

Please look at EDIT 3 below, as I figured out that it is not an issue with React but with the browser's chaching mechanism. I'm trying to create an app that creates some simple carousel out of...

How to preload images in React.js?

How to preload images in React.js? I have dropdown select component which works like menu , but i have to preload image icons for items,because sometimes they are not visible on first open. I...

React-modal hides behind elements

I am trying to make use of react-modal for the first time. When I click on the sign-in button, the react-modal component is invoke but seems to be hiding behind the cover page which is a video...

How to preload images for a game in the simplest way possible? (pure js, no library)

I want to have game.js which will only start execution when all the necessary images have been preloaded. The best way I can think of is something like: var numberOfImagesToPreload = 2; var...

HTML5 video doesn't autoplay (even while muted) in Chrome 67 using Angular

I know several posts have similar issues, but none of the ones I have looked at have the specific issue I'm experiencing. The problem is, I have a HTML5 video which won't autoplay, even though it...

React Native AppLoading without Expo

I've used expo for a while now and have switched to react-native-init without expo. I've been very comfortable working without expo (thanks Github) but somehow I am unable to find a solution with...

Nuxt.js - fonts preload in production

Everything is fine during development - preload has fonts, images, scripts. But when I build production, the fonts do not fall into preload. There is everything except fonts. render: { http2:...

HTML5 video stops when CSS animation plays

I have a html video tag with autoplay: <container> <video src="./images/grid.mp4" preload autoplay loop muted></video> </container> The autoplay actually works, but the video stops if the...

No way to preload first video frame on iOS Safari?

I have a simple HTML5 video embed that displays a blank (white) frame when loaded on iOS. On desktop browsers (including Safari) and Android the first frame of the video is displayed. I understand...

Video-js tag autoplay HLS Live stream

I am live streaming via videojs. The stream works but I am unable to get it to autoplay. Instead I need to click the play button each time I go on the page. <video-js id="my_video" autoplay...

How to add website links to a random image generator

i have this code and want to know how to add website links to the images, once the random image is generated i want the image can be clicked to go to a predetermined list of websites, it's a...

Understanding offscreen canvas to better performance

Hey everyone so I have a very complex canvas editor that allows a user to pick a video background, add text, gifs and Lottie animations using the Konvajs and Gifler libraries. It has come a long...

How to use preCachePicture() in flutter_svg

I'm using flutter_svg package to render SVG images in my app, as flutter does not officially supports SVG yet.I'm having a delay of probably few seconds while trying to load SVG images in my app...

How to preload an SVG image properly?

I'm trying to preload an SVG logo on my blog, but Chrome keeps giving me a bunch of warnings and I don't seem to be able to fix them. Logo:...

Preloading Images in NextJS

We are using NextJS 9.3.2 Framework with Static Site Generator i.e SSG with the introduction of Google Lighthouse 6 Largest Contentful paint (LCP)is affecting my Site performance score . Most of...

How can I load the resources of my game made with Phaser 3 that is inside a project with ReactJS?

I have a project of a website, it is a SPA with ReactJS, in which I am using Phaser 3 to make my game. Actually I am migrating the project that previously was in Angular Framework. The problem I...

Magnific-popup not working in my WordPress theme page template

I am trying to load magnific-popup in my theme, however it's not working and I am not sure why. When I click the image it just shows the standard raw image. When I built this in just html, it...

How to add a preload tag to a page-hero image in wordpress?

the pagespeed reports states that my LCP is too high. The reason for this is my large page-hero. I want to implement a preload tag to the background-image, so that it gets rendered before the...

Recieving Server Error (500) when deploying Django app to Heroku

I've been struggling for days just trying to deploy my site to Heroku. I've referenced many other Stack Overflow questions about this topic, such as: Django Heroku Server Error (500) when I set...