Specifying default value for Hash of hashes in Ruby
47176
Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash.new([])
94720
Using self.* as default value for a method
58603
Converting an array of hashes to ONE hash in Ruby
140234
Why is a hash of blocks - with index - weaker than hashing the entire thing?
132839
Is there a Python equivalent to Ruby's string interpolation?
130312
Why aren't hash values for "nothing" (empty) defined as all zeros?
129148
How can I memoize a method that may return true, false, or nil in Ruby?
118548
How can I use one argument as the default value for another?
58729
How to implement Enums in Ruby?
97799
Is there any way to use a "constant" as hash key in Perl?
60320
Setting default model conditions
10337
Turning a Hash of Arrays into an Array of Hashes in Ruby
89099
Accessing a Ruby hash with a variable as the key
115308
Setting default values (conditional assignment)
93409
Any way to specify optional parameter values in PHP?
115736
What's a correct and good way to implement __hash__()?
122890
How to initialize HashSet values by construction?