Lessons
An introduction to writing Ruby
Ruby · Introductory. Ten lessons. Open-book quizzes. Lesson 1 free.
10 lessons · The Host · Lesson 1 free
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Lesson 1 · On the house
puts and p
Print in Ruby.
Lesson 2
Variables and objects
Local names.
Lesson 3
Strings
Quotes and interpolation.
Lesson 4
Numbers and math
Integer and Float.
Lesson 5
Arrays
Ordered collections.
Lesson 6
Hashes
Key-value maps.
Lesson 7
if / unless / elsif
Branches.
Lesson 8
each and blocks
do ... end
Lesson 9
Methods
def name ... end
Lesson 10
A small program
Method + interpolate.
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