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How to count items in JSON object using command line?
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The shortest expression is
curl 'http://…' | jq length
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Vagrant error : Failed to mount folders in Linux guest
...ang pointed out, update the VBoxGuestAdditions.iso file on your mac:
wget https://www.virtualbox.org/download/testcase/VBoxGuestAdditions_4.3.11-93070.iso
sudo cp VBoxGuestAdditions_4.3.11-93070.iso /Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso
UPDATE (16may2014)
Sinc...
Node.js quick file server (static files over HTTP)
... with npm ), that would help me expose folder content as file server over HTTP.
31 Answers
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云数据及Firebase组件简介 · App Inventor 2 中文网
...ction() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?8d287b854d737bdc880e8ddeac1b309d"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })();
云数据...
Matplotlib scatterplot; colour as a function of a third variable
...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 to convert std::string to NSString?
...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...
load and execute order of scripts
...;
</script>
Or, with src attribute:
<script type="module" src="http://somedomain.com/somescript.mjs">
</script>
All scripts with type="module" are automatically given the defer attribute. This downloads them in parallel (if not inline) with other loading of the page and then ...
What do 'lazy' and 'greedy' mean in the context of regular expressions?
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Greedy will consume as much as possible. From http://www.regular-expressions.info/repeat.html we see the example of trying to match HTML tags with <.+>. Suppose you have the following:
<em>Hello World</em>
You may think that <.+> (. means any n...
Correct way to use StringBuilder in SQL
...nd(" where ").append(column).append(" = ").append(value);
}
More info at http://docs.oracle.com/javase/tutorial/java/data/buffers.html
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Single vs double quotes in JSON
... trickier situation with nested quotes eg "{'link':'<a href="mylink">http://my.com</a>'}" ? In this case, ast.literal_eval throws syntax error
– alancalvitti
Apr 23 '19 at 16:04
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