IRubyNote_help.ipynb

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      "\u001b[1mHelp\u001b[0m\n",
      "  help               Show a list of commands or information about a specific command.\n",
      "\n",
      "\u001b[1mContext\u001b[0m\n",
      "  cd                 Move into a new context (object or scope).\n",
      "  find-method        Recursively search for a method within a class/module or the current namespace.\n",
      "  ls                 Show the list of vars and methods in the current scope.\n",
      "  pry-backtrace      Show the backtrace for the pry session.\n",
      "  raise-up           Raise an exception out of the current pry instance.\n",
      "  reset              Reset the repl to a clean state.\n",
      "  watch              Watch the value of an expression and print a notification whenever it changes.\n",
      "  whereami           Show code surrounding the current context.\n",
      "  wtf?               Show the backtrace of the most recent exception.\n",
      "\n",
      "\u001b[1mEditing\u001b[0m\n",
      "  /^\\s*!\\s*$/        Clear the input buffer.\n",
      "  amend-line         Amend a line of input in multi-line mode.\n",
      "  edit               Invoke the default editor on a file.\n",
      "  hist               Show and replay readline history.\n",
      "  play               Playback a string variable, method, line, or file as input.\n",
      "  show-input         Show the contents of the input buffer for the current multi-line expression.\n",
      "\n",
      "\u001b[1mIntrospection\u001b[0m\n",
      "  ri                 View ri documentation.\n",
      "  show-doc           Show the documentation for a method or class.\n",
      "  show-source        Show the source for a method or class.\n",
      "  stat               View method information and set _file_ and _dir_ locals.\n",
      "\n",
      "\u001b[1mGems\u001b[0m\n",
      "  gem-cd             Change working directory to specified gem's directory.\n",
      "  gem-install        Install a gem and refresh the gem cache.\n",
      "  gem-list           List and search installed gems.\n",
      "  gem-open           Opens the working directory of the gem in your editor.\n",
      "\n",
      "\u001b[1mCommands\u001b[0m\n",
      "  import-set         Import a pry command set.\n",
      "  install-command    Install a disabled command.\n",
      "\n",
      "\u001b[1mAliases\u001b[0m\n",
      "  !!!                Alias for `exit-program`\n",
      "  !!@                Alias for `exit-all`\n",
      "  $                  Alias for `show-source`\n",
      "  ?                  Alias for `show-doc`\n",
      "  @                  Alias for `whereami`\n",
      "  clipit             Alias for `gist --clip`\n",
      "  file-mode          Alias for `shell-mode`\n",
      "  history            Alias for `hist`\n",
      "  quit               Alias for `exit`\n",
      "  quit-program       Alias for `exit-program`\n",
      "  reload-method      Alias for `reload-code`\n",
      "  show-method        Alias for `show-source`\n",
      "\n",
      "\u001b[1mInput and output\u001b[0m\n",
      "  .<shell command>   All text following a '.' is forwarded to the shell.\n",
      "  cat                Show code from a file, pry's input buffer, or the last exception.\n",
      "  change-inspector   Change the current inspector proc.\n",
      "  change-prompt      Change the current prompt.\n",
      "  fix-indent         Correct the indentation for contents of the input buffer\n",
      "  list-inspectors    List the inspector procs available for use.\n",
      "  list-prompts       List the prompts available for use.\n",
      "  save-file          Export to a file using content from the repl.\n",
      "  shell-mode         Toggle shell mode. bring in pwd prompt and file completion.\n",
      "\n",
      "\u001b[1mMisc\u001b[0m\n",
      "  gist               Upload code, docs, history to https://gist.github.com/.\n",
      "  pry-version        Show pry version.\n",
      "  reload-code        Reload the source file that contains the specified code object.\n",
      "  toggle-color       Toggle syntax highlighting.\n",
      "\n",
      "\u001b[1mNavigating pry\u001b[0m\n",
      "  !pry               Start a pry session on current self.\n",
      "  disable-pry        Stops all future calls to pry and exits the current session.\n",
      "  exit               Pop the previous binding.\n",
      "  exit-all           End the current pry session.\n",
      "  exit-program       End the current program.\n",
      "  jump-to            Jump to a binding further up the stack.\n",
      "  nesting            Show nesting information.\n",
      "  switch-to          Start a new subsession on a binding in the current stack.\n",
      "\n",
      "\u001b[1mPrompts\u001b[0m\n",
      "  simple-prompt      Toggle the simple prompt."
     ]
    }
   ],
   "source": [
    "help"
   ]
  },
  {
   "cell_type": "markdown",
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   "source": [
    "***\n",
    "[Markdown](https://ja.wikipedia.org/wiki/Markdown)"
   ]
  },
  {
   "cell_type": "code",
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     "text": [
      "3  [1, 3]\n",
      "6  [1, 2, 3, 6]\n",
      "9  [1, 3, 9]\n",
      "12  [1, 2, 3, 4, 6, 12]\n",
      "15  [1, 3, 5, 15]\n",
      "18  [1, 2, 3, 6, 9, 18]\n",
      "21  [1, 3, 7, 21]\n"
     ]
    }
   ],
   "source": [
    "require 'bundler/setup'\n",
    "require 'utils'\n",
    "require 'utilsc'\n",
    "\n",
    "loop_with_index(3, 3) do |n|\n",
    "  puts \"#{n}  #{n.divisors.sort}\"\n",
    "  break if n > 20\n",
    "end"
   ]
  }
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