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Get key by value in dictionary
I made a function which will look up ages in a Dictionary and show the matching name:
34 Answers
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Fetch frame count with ffmpeg
...ne know how to fetch the number of total frames from a video file using ffmpeg? The render output of ffmpeg shows the current frame and I need the frame count to calculate the progress in percent.
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What does it mean when a CSS rule is grayed out in Chrome's element inspector?
I'm inspecting an h2 element on a web page using Google Chrome's element inspector and some of the CSS rules--which appear to be applied--are grayed out. It seems that a strike-through indicates that a rule was overridden, but what does it mean when a style is grayed out?
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Role/Purpose of ContextLoaderListener in Spring?
I am learning Spring Framework which is being used in my project. I found the ContextLoaderListener entry in my web.xml file. But could not figure out how exactly it helps a developer?
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How to use Sublime over SSH
... will install the 'subl' shell command):
sudo wget -O /usr/local/bin/subl https://raw.github.com/aurora/rmate/master/rmate; sudo chmod +x /usr/local/bin/subl
And voila! You're now using Sublime Text over SSH.
You can open an example file in Sublime Text from the server with something like subl ...
How to pretty print XML from Java?
...mer = TransformerFactory.newInstance().newTransformer();
transformer.setOutputProperty(OutputKeys.INDENT, "yes");
transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
//initialize StreamResult with File object to save to file
StreamResult result = new StreamResult(new Str...
hash function for string
...ages.com/).
In the file "gcc/libstdc++-v3/libsupc++/hash_bytes.cc", here (https://github.com/gcc-mirror/gcc/blob/master/libstdc++-v3/libsupc++/hash_bytes.cc), I found the implementations. Here's the one for the "32-bit size_t" return value, for example (pulled 11 Aug 2017):
Code:
// Implementa...
Why is Magento so slow? [closed]
...up to create a white paper on performance tuning Magento. It's excellent.
https://support.rackspace.com/whitepapers/building-secure-scalable-and-highly-available-magento-stores-powered-by-rackspace-solutions/
--- edit ---
Another great resource, newly available (Oct 2011) is:
http://www.sessiondi...
What does `kill -0 $pid` in a shell script do?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How can I create a “Please Wait, Loading…” animation using jQuery?
I would like to place a "please wait, loading" spinning circle animation on my site. How should I accomplish this using jQuery?
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