If you attempt to access the URL of a non-existent image file on a website – say a jpg, png or gif file – you will usually be redirected to the 404 error page. If the image is embedded via an HTML img tag, this will normally result in your browser displaying a missing image icon.

Instead, we can handle this in a more elegant way by creating a special 404 Error image which will be returned when someone attempts to request a non-existent image file on your website.

All we have to do is:
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