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How do you upload images to a gist?
...ry nice. The file extension of the gist makes a difference. I tried foobar.png and saw only text. Obviously, it must be *.md to attempt rendering of the markdown.
– Synesso
Jan 18 '19 at 0:38
...
Fastest way to extract frames using ffmpeg?
... incurring more quality loss through quantization by transcoding to JPEG. (PNG is also lossless but tends to take much longer than JPEG to encode.)
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Regular expression to return text between parenthesis
...t; import re
>>> s = u'abcde(date=\'2/xc2/xb2\',time=\'/case/test.png\')'
>>> re.search(r'\((.*?)\)',s).group(1)
u"date='2/xc2/xb2',time='/case/test.png'"
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if a ngSrc path resolves to a 404, is there a way to fallback to a default?
...an image and to replace the src. (Plunker)
Html:
<img ng-src="smiley.png" err-src="http://google.com/favicon.ico" />
Javascript:
var app = angular.module("MyApp", []);
app.directive('errSrc', function() {
return {
link: function(scope, element, attrs) {
element.bind('error',...
How to get the children of the $(this) selector?
...e img element like below
<div class="mydiv">
<img src="test.png" alt="3">
<img src="test.png" alt="4">
</div>
then you can't use upper code to find alt value of second img element. So you can try this:
$(this).find("img:last-child").attr("alt")
...
Save image from URL by paperclip
...mply :
user.picture_from_url "http://www.google.com/images/logos/ps_logo2.png"
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Control the dashed border stroke length and distance between strokes
...xels wide by 15 pixels high and the gaps are currently 5px wide. It is a .png with transparency.
This is what it looks like in photoshop when zoomed in:
This is what it looks like to scale:
Controlling gap and stroke length
To create wider / shorter gaps or strokes, widen / shorten the gaps...
How to overlay images
...his:
<img style="background:url(thumbnail1.jpg)" src="magnifying_glass.png" />
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How to take screenshot of a div with JavaScript?
...canvas.toBlob(function(blob) {
saveAs(blob, "Dashboard.png");
});
}
});
});
});
This code block waits for the button with the id btnSave to be clicked. When it is, it converts the widget div to a canvas element and then uses the saveAs()...
How can I set Image source with base64
...cument.getElementById('img')
.setAttribute(
'src', 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=='
);
Real answer:
(And make sure you remove the line-breaks in the base64.)
...