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MongoDB aggregation framework match OR
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170
$match: { $or: [{ author: 'dave' }, { author: 'john' }] }
Like so, since the $match operator...
All falsey values in JavaScript
...ypeof as undefined. It was a Microsoft-proprietory function in IE before IE11, and was added to the HTML spec as a "willful violation of the JavaScript specification" so that sites written for IE wouldn't break on trying to access, for example, document.all.something; it's falsy because if (document...
Adding Xcode Workspace Schemes to Version Control
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edited Sep 13 '17 at 6:01
user2067021
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What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
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116
Usage of the $ like ${HOME} gives the value of HOME. Usage of the $ like $(echo foo) means run...
how to set a value for a span using JQuery
...ername").text("testing");
or
$("#submittername").html("testing <b>1 2 3</b>");
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How to crop an image using PIL?
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201
There is a crop() method:
w, h = yourImage.size
yourImage.crop((0, 30, w, h-30)).save(...)
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Size of font in CSS with slash
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197
This actually sets two properties and is equivalent to:
font-size: 100%;
line-height: 120%;
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Remove all values within one list from another list? [duplicate]
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144
>>> a = range(1, 10)
>>> [x for x in a if x not in [2, 3, 7]]
[1, 4, 5, 6, 8...
How to scale SVG image to fill browser window?
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