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How to randomly select rows in SQL?
...CAST(
(BINARY_CHECKSUM
(keycol1, NEWID())) as int))
% 100) < 10
https://msdn.microsoft.com/en-us/library/cc441928.aspx
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Rotate axis text in python matplotlib
...discussion of this exact "bug" and a fix is potentially slated for v3.2.0:
https://github.com/matplotlib/matplotlib/issues/13774
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How do I push a new local branch to a remote Git repository and track it too?
...dy way to push the current branch to the same name on the remote". Source: https://git-scm.com/docs/git-push
In Git terms, HEAD (in uppercase) is a reference to the top of the current branch (tree).
The -u option is just short for --set-upstream. This will add an upstream tracking reference for the...
Make absolute positioned div expand parent div height
...lex column reversal for mobile devices. No absolute positioning is needed.
https://jsfiddle.net/tnhsaesop/vjftq198/3/
HTML:
<div class="parent">
<div style="background-color:lightgrey;">
<p>
I stay on top on desktop and I'm on bottom on mobile
</p>
</div&...
How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
...1,2].concat(arr) #=> [1,2,3,4,5]
Lastly, you can use our corelib gem (https://github.com/corlewsolutions/corelib) which adds useful helpers to the Ruby core classes. In particular we have an Array#add_all method which will automatically flatten multidimensional arrays before executing the conc...
What's quicker and better to determine if an array key exists in PHP?
...
If you are interested in some tests I've done recently:
https://stackoverflow.com/a/21759158/520857
Summary:
| Method Name | Run time | Difference
=========================================================================================
|...
Install gitk on Mac
...-on-mac/ (see this commit extracting git-gui/gitk into its own formula: https://github.com/Homebrew/homebrew-core/commit/dfa3ccf1e7d3901e371b5140b935839ba9d8b706)
Run the following commands at the terminal:
brew update
brew install git
brew install git-gui
If you get an error indicating it co...
Can regular expressions be used to match nested patterns? [duplicate]
...112084
more perl: http://www.perlmonks.org/?node_id=660316
even more perl: https://metacpan.org/pod/Text::Balanced
perl, perl, perl: http://perl.plover.com/yak/regex/samples/slide083.html
And one more thing by Torsten Marek (who had pointed out correctly, that it's not a regex anymore):
http://c...
How to match “anything up until this sequence of characters” in a regular expression?
...ur regex, the result will be: I have this very nice senabc
Test this out: https://regex101.com/r/mX51ru/1
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How to get a key in a JavaScript object by its value?
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The lodash way https://lodash.com/docs#findKey
var users = {
'barney': { 'age': 36, 'active': true },
'fred': { 'age': 40, 'active': false },
'pebbles': { 'age': 1, 'active': true }
};
_.findKey(users, { 'age': 1, 'ac...