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How do I compare two hashes?
...their difference:
hash3.to_a - hash1.to_a # => [["c", 3]]
if (hash3.size > hash1.size)
difference = hash3.to_a - hash1.to_a
else
difference = hash1.to_a - hash3.to_a
end
Hash[*difference.flatten] # => {"c"=>3}
Simplifying further:
Assigning difference via a ternary structure:
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Using .otf fonts on web browsers
...e
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Extract TortoiseSVN saved password
...agerer
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Naming convention for unique constraint
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How can I create a Set of Sets in Python?
...r set objects are mutable and thus not hashable. The solution is to use frozenset for the inner sets, to indicate that you have no intention of modifying them.
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Python's “in” set operator
...ed Jan 2 '12 at 21:14
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
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Using jQuery to see if a div has a child with a certain class
...Aamir
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answered May 10 '12 at 17:23
TejsTejs
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PhpStorm wrap/surround selection?
...Tekse
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answered Apr 14 '14 at 9:47
Steve.NayLinAungSteve.NayLinAung
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Difference between CPPFLAGS and CXXFLAGS in GNU Make
...rgwun
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answered Jan 30 '09 at 14:23
KieronKieron
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How to create duplicate allowed attributes
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