Html5 Cafe

I'm trying to make a scratch card using canvas with JS. my question is: can I know if the user … Read more Is The Canvas Empty?

The question was fairly descriptive but I'll describe it further. Basically, I have window1. Cl… Read more How Do I Bring An Already Existing Open Window To The Front On Top Of Other Windows From Another Windows Code?

I am running into problems when trying to draw a large 2D array of images onto a canvas. Using a se… Read more Drawing Multiple Images To A Canvas Using Image.onload

We have a pill which contains label and a button. After selecting the pill, we can remove it on Del… Read more Stop Keyboard Event Bubbling To Parent

I'm drawing an image to a canvas element. I then have code that depends on this process to be f… Read more Html5 Canvas: Get Event When Drawing Is Finished

Mozilla's MDN informs about the load Event with this stub: The load event is fired when a res… Read more Which Html5 Elements Have Onload/"load Event"?

I want to inject the javascript code to the website by Tampermonkey(a browser plugin which can inje… Read more How To Set The Event To Be Triggered First?

I'm working on a simple login form, with two fields: Solution 1: Please be advised that — even… Read more Override Html5 Validation

I'm trying to detect if an html element I gave an id is visible or not without using jquery. Th… Read more Detect If An Element Is Visible (without Using Jquery)

I am having a hard time finding any documentation on what is 'suppose' to happen whenever a… Read more What Happens When You Blur A Dom Element

I need to use some JS no JQuery plugins to make a simple tooltip. When I click on image I want to d… Read more How To Make Tooltip With Pure Javascript (onclick Show/dismiss)

I'm working on an iOS metronome web app. Since mobile Safari can only play one sound at a time,… Read more Html5 Audio: How To Play Only A Selected Portion Of An Audio File (audio Sprite)?

I was wondering how I can trigger an event after two different buttons being clicked. Specifically … Read more How To Trigger An Event After Clicking Two Different Button In Javascript

I have got a vanilla Javascript that sets an img's src attribute to a data-uri. In the function… Read more No Page Rendering While Img Onload-event In Javascript

This is my server JSP code 'Server_Date.jsp' Solution 1: For one you are calling a functio… Read more Server Sent Event Not Working In Google Chrome

I'm starter. I have an idea. I want to implement an event like this. Is it possible? First visi… Read more How Can I Create A "first-load" Event In Html Or Javascript?

I need to get the ID of an element that was clicked, but I need to to keep all my js and html separ… Read more Get Id Of Clicked Element Without Putting Any Js Code In The Html

I made a function that transforms mouse coordinates to canvas pixel coordinates: /* Returns pixel c… Read more Get Bounding Client Rectangle Without Borders

I have several draggable elements Box 1: Milk was a bad choice. Box Solution 1: As i mentioned in … Read more Html5 Dragend Event Firing Immediately

I'm having some trouble calling PHP scripts from Javascript without leaving the current HTML pa… Read more Calling Php Scripts From Javascript Without Leaving Current Page