Ruby trickshots

trickshots.md

Ruby trickshots

irb: rand(10..30) # create a random between a range

$ gem install awesome_print
irb: require 'ap'; ap [0,1,2]

x = 'string'; x['st'] # => 'st'

include A, B, C # include multiple modules in one line

ruby -c badfile.rb # => syntax error messages

c = 10; [*c] # => [10]

require 'json'; j my_hash # => { 'name' => 'aaron' }

''.length.source_location # => source location of the method

"my string".prepend 'aaron: ' # => "aaron: my string"