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rails - Ruby on Rails

#ruby #rails

#ruby #integers #integer

CRUD

create read update delete

#ruby

HASH RULES

#ruby #hashrules #hash

combined comparison operator

<=>

#ruby

hash

a collection of key value pairs

#ruby

.gsub!

global subsitutions

#ruby

newline

a blank line

#ruby

#

comments in ruby

#ruby

data types in ruby

strings, booleans, numbers

#ruby

hostname

my computer's network name

#cl

pwd

print working directory

#cl

!

NOT

#js

comparison operators

< Less than

> Greater than

<= Less than or equal to

>= Greater than or equal to

=== Equal to

!== Not equal to

#js #comparison operators

concatenating

"gluing the strings together"

operation

an action performed on basic values

"programs exist to manipulate data."

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