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Render HTML to an image
...ode');
domtoimage.toPng(node)
.then (function (dataUrl) {
var img = new Image();
img.src = dataUrl;
document.appendChild(img);
})
.catch(function (error) {
console.error('oops, something went wrong!', error);
});
...
Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
...
It depends on the case. Let's try to trace some common behavior again:
img.onload may be called sometime in the future, when (and if) the image has successfully loaded.
setTimeout may be called sometime in the future, after the delay has expired and the timeout hasn't been canceled by clearTimeo...
How to position text over an image in css
...bold;
left: 150px;
top: 350px;
}
<div id="container">
<img id="image" src="http://www.noao.edu/image_gallery/images/d4/androa.jpg" />
<p id="text">
Hello World!
</p>
</div>
...
How can I get a web site's favicon?
...
Updated 2020
Here are three services you can use in 2020 onwards
<img height="16" width="16" src='https://icons.duckduckgo.com/ip3/www.google.com.ico' />
<img height="16" width="16" src='http://www.google.com/s2/favicons?domain=www.google.com' />
<img height="16" width="16" sr...
Convert SVG image to PNG with PHP
...n the server, you can output the image as base 64 like
<?php echo '<img src="data:image/jpg;base64,' . base64_encode($im) . '" />';?>
(before you use clear/destroy) but ie has issues with PNG as base64 so you'd probably have to output base64 as jpeg
you can see an example here I did...
Image Greyscale with CSS & re-color on mouse-over?
...etail with a few examples below.
Pure CSS (using only one colored image)
img.grayscale {
filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 ...
How to save a BufferedImage as a File
I am using the imgscalr Java library to resize an image .
6 Answers
6
...
Replace transparency in PNG images with white background
...
This works for me:
convert -flatten img1.png img1-white.png
Documentation references:
-flatten command-line option
-layers command-line option (-flatten is equivalent to -layers flatten)
...
Download file from web in Python 3
...ing the below code:
import requests
url = 'https://www.python.org/static/img/python-logo.png'
fileName = 'D:\Python\dwnldPythonLogo.png'
req = requests.get(url)
file = open(fileName, 'wb')
for chunk in req.iter_content(100000):
file.write(chunk)
file.close()
...
Creating a BLOB from a Base64 string in JavaScript
...64Data, contentType);
const blobUrl = URL.createObjectURL(blob);
const img = document.createElement('img');
img.src = blobUrl;
document.body.appendChild(img);
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