Ruby
Ruby 2.7 adds Module#const_source_location
Ruby 2.7 has added Module#const_source_location to get the source location of a constantRuby 2.7 adds warning for Proc.new and proc without block and error for lambda without block
In Ruby 2.7 Proc.new and proc with no block in a method called with a block is warned now and lambda with no block in a method called with a block will give errors.Ruby 2.7 adds FrozenError#receiver
Ruby 2.7 has added `FrozenError#receiver` to return the frozen object on which modification was attemptedRuby 2.7 adds Time#ceil and Time#floor methods
Ruby 2.7 adds Time#ceil and Time#floor methods to round up and down the decimal part of Time (nanosecond) to the specified digitRuby 2.7 adds beginless range
A beginless range is experimentally introduced in ruby 2.7.Ruby 2.7 adds Enumerable#filter_map
Ruby 2.7 has added Enumerable#filter_map as a shorthand for filter + map in a single callRuby 2.7 adds Enumerable#tally
Ruby 2.7 has added Enumerable#tally. It helps to tally occurrences of elements in an Enumerable.Ruby 2.7 adds shorthand operator for Object#method
Ruby 2.7 adds experimental shorthand operator for Object#method. Allows method object access using :, example File.:basename
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