[ruby-tut] Errata / Comments

[Davis, James (NIH/CIT)]

The Basics / Variables / Working with variables

    Suggestions: In the first set of irb examples, show that a variable can
    be used with Object#is_a?.  Also, somewhere on this page, show that a
    variable's class can change, (an exercise?).
      

    Typo:
    - Constants vs Variables
    + Constants vs. Variables
    

The Basics / Variables / Constants vs. Variables

    Typo / sentence structure:
    - Constants are like variables. Except that you are tellig 
    + Constants are like variables, except that you are telling
    
    Typo:
    - You define constants just like variables, except that the
      first letter is upperscase.
    + You define constants just like variables, except that the
      first letter is uppercase.
      

The Basics / Variables / Exercises

    Typo:
    - How would you explain this result to a younger sibbling?
    + How would you explain this result to a younger sibling?


More later,


- Jim -