Compare .NET Linq vs. Ruby Enumerable vs. ActiveRecord Relation

linq-vs-ruby-enumerable-vs-activerecord-relation.md

All

Linq

Console.WriteLine(new[] { 1, 2, 3 }.All(x => x > 2)); //=> false

Enumerable

# => false

ActiveRecord

# => false

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Any

Linq

Console.WriteLine(new[] { 1, 2, 3 }.Any(x=> x > 2)); //=> true

Enumerable

# => true

ActiveRecord

# => true

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Select

Linq

Console.WriteLine(string.Join(", ", new[] { 1, 2, 3 }.Select(x => x + 2))); //=> 3, 4, 5

Enumerable

map() # => true

ActiveRecord

# => true

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Min (similar for max)

Linq

Enumerable

a = %w(albatross dog horse) a.min_by { |x| x.length } #=> "dog"