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How to get a random number in Ruby
...ust need a random float, just call rand with no arguments.
As Marc-André Lafortune mentions in his answer below (go upvote it), Ruby 1.9.2 has its own Random class (that Marc-André himself helped to debug, hence the 1.9.2 target for that feature).
For instance, in this game where you need to ...
Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
...omial (x-a1)...(x-ak) the coefficients will be exactly c1, ..., ck - see Viète's formulas. Since every polynomial factors uniquely (ring of polynomials is an Euclidean domain), this means ai are uniquely determined, up to permutation.
This ends a proof that remembering powers is enough to recover ...
Why does !{}[true] evaluate to true in JavaScript?
... answered Oct 31 '13 at 9:43
Frédéric HamidiFrédéric Hamidi
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Last segment of URL in jquery
... answered Jan 21 '11 at 11:18
Frédéric HamidiFrédéric Hamidi
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How do I get the n-th level parent of an element in jQuery?
... answered Aug 17 '11 at 13:37
Frédéric HamidiFrédéric Hamidi
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Is there a difference between “==” and “is”?
...ption, but that said == None works too...
– Jean-François Fabre♦
Jul 24 '19 at 6:20
@Jean-FrançoisFabre Another ex...
Search of table names
...
Includes views too :-)
– François Breton
Nov 2 '17 at 15:46
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JQuery .on() method with multiple event handlers to one selector
... answered Dec 22 '11 at 18:18
Frédéric HamidiFrédéric Hamidi
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Why does Python print unicode characters when the default encoding is ASCII?
...;>> print sys.stdout.encoding
UTF-8
>>> print '\xe9' # (1)
é
>>> print u'\xe9' # (2)
é
>>> print u'\xe9'.encode('latin-1') # (3)
é
>>>
(1) python outputs binary string as is, terminal receives it and tries to match its value with latin-1 character ma...
How to change value of object which is inside an array using JavaScript or jQuery?
...lol2'
}
};
projects.jqueryUi.desc = 'new string';
(In according to Frédéric's comment you shouldn't use hyphen in the object key, or you should use "jquery-ui" and projects["jquery-ui"] notation.)
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