aka console or command line or command prompt or shell or prompt
"In The Beginning Was The Command Line" is an essay by Neil Stephenson describing the history of computers in an enjoyable and clever way
irb
return
key (also called enter
)>
prompt1 + 1
return
key again2
yay, a $1000 calculator!
Bonus: what other math can you do?
From now on, whenever you see text in the code font
, try typing it into irb and see what happens!
Every piece of software on your computer is a PROGRAM.
When you are writing code, you are not baking cookies, you are writing a recipe for how to make cookies.
(recipe from http://www.popcornpottery.com/rec.html)
Matz is nice, and so we are nice.
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