{
  "cells": [
    {
      "cell_type": "code",
      "source": [
        "puts 'test'"
      ],
      "outputs": [
        {
          "output_type": "stream",
          "name": "stdout",
          "text": [
            "test\n"
          ]
        }
      ],
      "execution_count": 3,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [
        "'test'"
      ],
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 4,
          "data": {
            "text/plain": [
              "\"test\""
            ]
          },
          "metadata": {}
        }
      ],
      "execution_count": 4,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [
        "'test'.methods.sort"
      ],
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 5,
          "data": {
            "text/plain": [
              "[:!, :!=, :!~, :%, :*, :+, :+@, :-@, :<, :<<, :<=, :<=>, :==, :===, :=~, :>, :>=, :[], :[]=, :__binding__, :__id__, :__send__, :ascii_only?, :b, :between?, :bytes, :bytesize, :byteslice, :capitalize, :capitalize!, :casecmp, :center, :chars, :chomp, :chomp!, :chop, :chop!, :chr, :class, :clear, :clone, :codepoints, :concat, :count, :crypt, :define_singleton_method, :delete, :delete!, :display, :downcase, :downcase!, :dump, :dup, :each_byte, :each_char, :each_codepoint, :each_line, :empty?, :encode, :encode!, :encoding, :end_with?, :enum_for, :eql?, :equal?, :extend, :force_encoding, :freeze, :frozen?, :getbyte, :gsub, :gsub!, :hash, :hex, :include?, :index, :insert, :inspect, :instance_eval, :instance_exec, :instance_of?, :instance_variable_defined?, :instance_variable_get, :instance_variable_set, :instance_variables, :intern, :is_a?, :itself, :kind_of?, :length, :lines, :ljust, :lstrip, :lstrip!, :match, :method, :methods, :next, :next!, :nil?, :object_id, :oct, :ord, :partition, :prepend, :pretty_inspect, :pretty_print, :pretty_print_cycle, :pretty_print_inspect, :pretty_print_instance_variables, :private_methods, :protected_methods, :pry, :public_method, :public_methods, :public_send, :remove_instance_variable, :replace, :respond_to?, :reverse, :reverse!, :rindex, :rjust, :rpartition, :rstrip, :rstrip!, :scan, :scrub, :scrub!, :send, :setbyte, :shellescape, :shellsplit, :singleton_class, :singleton_method, :singleton_methods, :size, :slice, :slice!, :split, :squeeze, :squeeze!, :start_with?, :strip, :strip!, :sub, :sub!, :succ, :succ!, :sum, :swapcase, :swapcase!, :taint, :tainted?, :tap, :to_c, :to_enum, :to_f, :to_i, :to_json, :to_json_raw, :to_json_raw_object, :to_r, :to_s, :to_str, :to_sym, :tr, :tr!, :tr_s, :tr_s!, :trust, :unicode_normalize, :unicode_normalize!, :unicode_normalized?, :unpack, :untaint, :untrust, :untrusted?, :upcase, :upcase!, :upto, :valid_encoding?]"
            ]
          },
          "metadata": {}
        }
      ],
      "execution_count": 5,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [
        "puts 'test'.methods.sort"
      ],
      "outputs": [
        {
          "output_type": "stream",
          "name": "stdout",
          "text": [
            "[:!, :!=, :!~, :%, :*, :+, :+@, :-@, :<, :<<, :<=, :<=>, :==, :===, :=~, :>, :>=, :[], :[]=, :__binding__, :__id__, :__send__, :ascii_only?, :b, :between?, :bytes, :bytesize, :byteslice, :capitalize, :capitalize!, :casecmp, :center, :chars, :chomp, :chomp!, :chop, :chop!, :chr, :class, :clear, :clone, :codepoints, :concat, :count, :crypt, :define_singleton_method, :delete, :delete!, :display, :downcase, :downcase!, :dump, :dup, :each_byte, :each_char, :each_codepoint, :each_line, :empty?, :encode, :encode!, :encoding, :end_with?, :enum_for, :eql?, :equal?, :extend, :force_encoding, :freeze, :frozen?, :getbyte, :gsub, :gsub!, :hash, :hex, :include?, :index, :insert, :inspect, :instance_eval, :instance_exec, :instance_of?, :instance_variable_defined?, :instance_variable_get, :instance_variable_set, :instance_variables, :intern, :is_a?, :itself, :kind_of?, :length, :lines, :ljust, :lstrip, :lstrip!, :match, :method, :methods, :next, :next!, :nil?, :object_id, :oct, :ord, :partition, :prepend, :pretty_inspect, :pretty_print, :pretty_print_cycle, :pretty_print_inspect, :pretty_print_instance_variables, :private_methods, :protected_methods, :pry, :public_method, :public_methods, :public_send, :remove_instance_variable, :replace, :respond_to?, :reverse, :reverse!, :rindex, :rjust, :rpartition, :rstrip, :rstrip!, :scan, :scrub, :scrub!, :send, :setbyte, :shellescape, :shellsplit, :singleton_class, :singleton_method, :singleton_methods, :size, :slice, :slice!, :split, :squeeze, :squeeze!, :start_with?, :strip, :strip!, :sub, :sub!, :succ, :succ!, :sum, :swapcase, :swapcase!, :taint, :tainted?, :tap, :to_c, :to_enum, :to_f, :to_i, :to_json, :to_json_raw, :to_json_raw_object, :to_r, :to_s, :to_str, :to_sym, :tr, :tr!, :tr_s, :tr_s!, :trust, :unicode_normalize, :unicode_normalize!, :unicode_normalized?, :unpack, :untaint, :untrust, :untrusted?, :upcase, :upcase!, :upto, :valid_encoding?]\n"
          ]
        }
      ],
      "execution_count": 6,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [
        "'test'.methods.sort.each { |m| puts m };nil"
      ],
      "outputs": [
        {
          "output_type": "stream",
          "name": "stdout",
          "text": [
            "!\n",
            "!=\n",
            "!~\n",
            "%\n",
            "*\n",
            "+\n",
            "+@\n",
            "-@\n",
            "<\n",
            "<<\n",
            "<=\n",
            "<=>\n",
            "==\n",
            "===\n",
            "=~\n",
            ">\n",
            ">=\n",
            "[]\n",
            "[]=\n",
            "__binding__\n",
            "__id__\n",
            "__send__\n",
            "ascii_only?\n",
            "b\n",
            "between?\n",
            "bytes\n",
            "bytesize\n",
            "byteslice\n",
            "capitalize\n",
            "capitalize!\n",
            "casecmp\n",
            "center\n",
            "chars\n",
            "chomp\n",
            "chomp!\n",
            "chop\n",
            "chop!\n",
            "chr\n",
            "class\n",
            "clear\n",
            "clone\n",
            "codepoints\n",
            "concat\n",
            "count\n",
            "crypt\n",
            "define_singleton_method\n",
            "delete\n",
            "delete!\n",
            "display\n",
            "downcase\n",
            "downcase!\n",
            "dump\n",
            "dup\n",
            "each_byte\n",
            "each_char\n",
            "each_codepoint\n",
            "each_line\n",
            "empty?\n",
            "encode\n",
            "encode!\n",
            "encoding\n",
            "end_with?\n",
            "enum_for\n",
            "eql?\n",
            "equal?\n",
            "extend\n",
            "force_encoding\n",
            "freeze\n",
            "frozen?\n",
            "getbyte\n",
            "gsub\n",
            "gsub!\n",
            "hash\n",
            "hex\n",
            "include?\n",
            "index\n",
            "insert\n",
            "inspect\n",
            "instance_eval\n",
            "instance_exec\n",
            "instance_of?\n",
            "instance_variable_defined?\n",
            "instance_variable_get\n",
            "instance_variable_set\n",
            "instance_variables\n",
            "intern\n",
            "is_a?\n",
            "itself\n",
            "kind_of?\n",
            "length\n",
            "lines\n",
            "ljust\n",
            "lstrip\n",
            "lstrip!\n",
            "match\n",
            "method\n",
            "methods\n",
            "next\n",
            "next!\n",
            "nil?\n",
            "object_id\n",
            "oct\n",
            "ord\n",
            "partition\n",
            "prepend\n",
            "pretty_inspect\n",
            "pretty_print\n",
            "pretty_print_cycle\n",
            "pretty_print_inspect\n",
            "pretty_print_instance_variables\n",
            "private_methods\n",
            "protected_methods\n",
            "pry\n",
            "public_method\n",
            "public_methods\n",
            "public_send\n",
            "remove_instance_variable\n",
            "replace\n",
            "respond_to?\n",
            "reverse\n",
            "reverse!\n",
            "rindex\n",
            "rjust\n",
            "rpartition\n",
            "rstrip\n",
            "rstrip!\n",
            "scan\n",
            "scrub\n",
            "scrub!\n",
            "send\n",
            "setbyte\n",
            "shellescape\n",
            "shellsplit\n",
            "singleton_class\n",
            "singleton_method\n",
            "singleton_methods\n",
            "size\n",
            "slice\n",
            "slice!\n",
            "split\n",
            "squeeze\n",
            "squeeze!\n",
            "start_with?\n",
            "strip\n",
            "strip!\n",
            "sub\n",
            "sub!\n",
            "succ\n",
            "succ!\n",
            "sum\n",
            "swapcase\n",
            "swapcase!\n",
            "taint\n",
            "tainted?\n",
            "tap\n",
            "to_c\n",
            "to_enum\n",
            "to_f\n",
            "to_i\n",
            "to_json\n",
            "to_json_raw\n",
            "to_json_raw_object\n",
            "to_r\n",
            "to_s\n",
            "to_str\n",
            "to_sym\n",
            "tr\n",
            "tr!\n",
            "tr_s\n",
            "tr_s!\n",
            "trust\n",
            "unicode_normalize\n",
            "unicode_normalize!\n",
            "unicode_normalized?\n",
            "unpack\n",
            "untaint\n",
            "untrust\n",
            "untrusted?\n",
            "upcase\n",
            "upcase!\n",
            "upto\n",
            "valid_encoding?\n"
          ]
        }
      ],
      "execution_count": 10,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [
        "require 'date'\n",
        "Time.new.utc"
      ],
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 7,
          "data": {
            "text/plain": [
              "2017-02-24 21:05:37 UTC"
            ]
          },
          "metadata": {}
        }
      ],
      "execution_count": 7,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [
        "require 'active_support/inflector'\n",
        "'Time'.pluralize"
      ],
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 10,
          "data": {
            "text/plain": [
              "\"Times\""
            ]
          },
          "metadata": {}
        }
      ],
      "execution_count": 10,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [
        "require 'active_support/core_ext'\n",
        "[].present?"
      ],
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 11,
          "data": {
            "text/plain": [
              "false"
            ]
          },
          "metadata": {}
        }
      ],
      "execution_count": 11,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    },
    {
      "cell_type": "code",
      "source": [],
      "outputs": [],
      "execution_count": null,
      "metadata": {
        "collapsed": false,
        "outputHidden": false,
        "inputHidden": false
      }
    }
  ],
  "metadata": {
    "kernelspec": {
      "name": "ruby",
      "language": "ruby",
      "display_name": "Ruby 2.3.1"
    },
    "kernel_info": {
      "name": "ruby"
    },
    "language_info": {
      "name": "ruby",
      "version": "2.3.1",
      "mimetype": "application/x-ruby",
      "file_extension": ".rb"
    }
  },
  "nbformat": 4,
  "nbformat_minor": 4
}