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postgresql COUNT(DISTINCT …) very slow
...w.postgresql.org which discusses the same thing: link. One of the replies (by Jeff Janes) says that COUNT(DISTINCT()) sorts the table to do its work instead of using hash.
– Ankur
Dec 9 '14 at 10:58
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What's so bad about in-line CSS?
...ge, I'm often tempted to throw the CSS in-line with a DOM element, such as by setting "float: right" on an image. I get the feeling that this is "bad coding", since it's so rarely done in examples.
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Why “decimal” is not a valid attribute parameter type?
... of
primitives (may have missed a minor
one).
Taken from this answer by JaredPar.
Decimals while a basic type are not a
primitive type and hence cannot be
represented in metadata which prevents
it from being an attribute parameter.
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How to change font size on part of the page in LaTeX?
...x ? />
\end{verbatim}
\normalsize
\Large can be obviously substituted by one of:
\tiny
\scriptsize
\footnotesize
\small
\normalsize
\large
\Large
\LARGE
\huge
\Huge
If you need arbitrary font sizes:
How can I get an arbitrary font size in LaTeX?
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How to add new item to hash
I'm new to Ruby and don't know how to add new item to already existing hash. For example, first I construct hash:
7 Answers...
What does the “expand” option do in grunt-contrib-copy? The examples all use it but the docs say not
... file name) or 'last' (extension begins after the last period), and is set by default to 'first'.
flatten Remove all path parts from generated dest paths.
rename This function is called for each matched src file, (after extension renaming and flattening). The dest and matched src path are passed...
Get “Value” property in IGrouping
... imageUploader: {
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...
Redirect using AngularJS
... code.
There are two ways for this to work; the first is to call onchange by yourself, and the second is to wait for the textbox to lose focus.
Check this question; same issue, different framework.
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Overriding class constants vs properties
... imageUploader: {
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...
Better naming in Tuple classes than “Item1”, “Item2”
...udio 2017) there is a new construction to do that:
(string first, string middle, string last) LookupName(long id)
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