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JavaScript - cannot set property of undefined
... data: c
};
};
If you're in an environment that supports ES2015 features, you can use computed property names:
d = {
[a]: {
greetings: b,
data: c
}
};
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moving changed files to another branch for check-in
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790
git stash is your friend.
If you have not made the commit yet, just run git stash. This will sa...
Move an item inside a list?
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answered Jul 3 '10 at 23:15
David ZDavid Z
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new DateTime() vs default(DateTime)
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206
No, they are identical.
default(), for any value type (DateTime is a value type) will always c...
How can I show hidden files (starting with period) in NERDTree?
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Ma_124
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answered Feb 20 '11 at 13:50
James FassettJames Fassett
35.2...
Set width of TextView in terms of characters
...points out.
– Jonik
Dec 9 '14 at 13:07
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Rails mapping array of hashes onto single hash
...g a method call between each element of it.
For example [1, 2, 3].reduce(0, :+) is like saying 0 + 1 + 2 + 3 and gives 6.
In our case we do something similar, but with the merge function, which merges two hashes.
[{:a => 1}, {:b => 2}, {:c => 3}].reduce({}, :merge)
is {}.merge({:a =&g...
Python idiom to return first item or None
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answered Dec 13 '08 at 23:31
jfsjfs
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Ruby Arrays: select(), collect(), and map()
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edited Oct 23 '18 at 21:01
SgtPooki
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answered M...
RegEx to find two or more consecutive chars
...?
– Alexander Mills
Sep 6 '18 at 21:09
16
Alexander, just to clear few things: {2} means that the...