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What does a double * (splat) operator do
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Ruby 2.0 introduced keyword arguments, and ** acts like *, but for keyword arguments. It returns a Hash with key / value pairs.
For this code:
def foo(a, *b, **c)
[a, b, c]
end
Here's a demo:
> foo 10
=> [10, [], {}]
&g...
How do I reference a Django settings variable in my models.py?
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Arbazz Hussain
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answered Oct 23 '11 at 17:31
juankysmithjuankysmith
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ALTER TABLE, set null in not null column, PostgreSQL 9.1
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208
ALTER TABLE person ALTER COLUMN phone DROP NOT NULL;
More details in the manual: http://www.p...
R data formats: RData, Rda, Rds etc
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KenMKenM
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Cartesian product of x and y array points into single array of 2D points
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kennytmkennytm
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How to put a unicode character in XAML?
...rmat you could try the XML character escape. So instead of writing &\u2014, you could write — instead.
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How to parse a JSON string into JsonNode in Jackson?
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edited Apr 3 '15 at 20:37
John Gietzen
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TypeScript or JavaScript type casting
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301
You can cast like this:
return this.createMarkerStyle(<MarkerSymbolInfo> symbolInfo);
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Removing list of vms in vagrant cache
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answered Jun 27 '14 at 8:02
EmylEmyl
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How to match any non white space character except a particular one?
... Pietzcker
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