How I can copy an image on my web-page by clicking of a button.

I have created a web-page, And I'm creating some images using canvas, Now I want to copy those images on a button click. How I can do this?

Cross Origin issue while using getImageData() on canvas.

I have attached an online video URL on my web page, and I'm taking a snapshot of the video by creating a canvas, now I'm trying to use getImageData() function to operate over that canvas. But I'm getting The canvas has been tainted by cross-origin d...

What's better: Canvas vs. WebGL, for a newbie?

Can Draftjs data be rendered on canvas? If yes are there any existing solutions?

Use case: I use YourQuote app to write poetry. If you haven't seen what it does already: It gives us some template images to write our writings on Gives us the ability to use any image we like as template Renders the text of our poems/writings on t...

Does D3 v4 support canvas? Is it better over SVG?

Hi, Afte a logn hiatus I am back to some web development. I was using D3 v3 for svg graphs and now I see that v4 is out. I see many changes and in the documenation it seems 'canvas' is also supported. Was it supported earlier too? Do you prefer canv...