Can't use an array as default values for Ruby Hash?
47176
Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash.new([])
85810
Getting hash of a list of strings regardless of order
64712
Convert array-of-hashes to a hash-of-hashes, indexed by an attribute of the hashes
81636
diff a ruby string or array
51516
How to return a part of an array in Ruby?
572
Is there a default hash function for an unordered_set of a custom class?
132710
Is there a reason that we cannot iterate on "reverse Range" in ruby?
149151
adding attributes to a Ruby object dynamically
90524
What does map(&:name) do in this Ruby code?
135810
Why doesn't Ruby support i++ or i--​ (increment/decrement operators)?
56938
Initialization of all elements of an array to one default value in C++?
28802
Is Ruby pass by reference or by value?
69729
How to change all the keys of a hash by a new set of given keys
116915
Arrays constants can only be used in initializers error
50029
Is it safe to use file's hash as IV?
13934
Is there any difference between the `:key => "value"` and `key: "value"` hash notations?
76722
Settings API with arrays example