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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
Using the HTML5 <canvas> element, I would like to load an image file (PNG, JPEG, etc.), draw it to the canvas completely transparently, and then fade it in. I have figured out how to load the image and draw it to the canvas, but I don't know how to change its opacity once it as been drawn.
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How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII
... More documentation is found here: mozilla.org/projects/intl/detectorsrc.html, from there, it suggest that if you dig into the docs you can find the supported charsets
– Joel Berger
Nov 17 '10 at 1:08
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What is the difference between URI, URL and URN? [duplicate]
...et information architecture which is composed of URNs, URCs and URLs.
bar.html is not a URN. A URN is similar to a person's name, while a URL is like a street address. The URN defines something's identity, while the URL provides a location. Essentially, "what" vs. "where". A URN has to be of this f...
Phase • Animations made easy! - Extensions - Kodular Community
... transform: scale(1);
}
}
html {
overflow-y: hidden !important;
}
/* user picked a theme where the "regular" scheme is dark */
/* user picked a theme a light scheme and also enabled a dark scheme */
/* deal with light scheme fi...
How to use jQuery to select a dropdown option?
...ed for multiple selection when multiple attribute is used. And the normal (html) way to set selected elements is the selected attribute of the option elements.
– Gabriele Petrioli
Jan 31 '13 at 18:32
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How may I reference the script tag that loaded the currently-executing script?
...amically
Problems
Requires adding a custom attribute to the script tag
HTML5, and querySelector() not compliant in all browsers
Less widely supported than using the id attribute
Will get around <script> with id edge cases.
May get confused if another element has the same data attribute an...
Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into
Everybody knows how to set up a favicon.ico link in HTML:
14 Answers
14
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Sanitizing strings to make them URL and filename safe?
...string $input, [bool $wrap = false])
encodeForCSS (string $input)
encodeForHTML (string $input)
encodeForHTMLAttribute (string $input)
encodeForJavaScript (string $input)
encodeForOS (Codec $codec, string $input)
encodeForSQL (Codec $codec, string $input)
encodeForURL (string $input)
encodeForVBScri...
How to create a GUID/UUID in Python
...etails. [source]
Docs:
Python 2: http://docs.python.org/2/library/uuid.html
Python 3:
https://docs.python.org/3/library/uuid.html
Example (working on 2 and 3):
>>> import uuid
>>> uuid.uuid4()
UUID('bd65600d-8669-4903-8a14-af88203add38')
>>> str(uuid.uuid4())
'f50ec...
Return JSON response from Flask view
...rom a view function. Similar to how returning a string will produce a text/html response, returning a dict will call jsonify to produce an application/json response,
– CodeMantle
May 16 at 8:39
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