• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/7

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

7 Cards in this Set

  • Front
  • Back
Main difference between each and map methods
Map creates a new array using a procedure inside a block

Each only does what is inside the block without creating / returning anything
.reject method
The opposite of .select

Filters an array by the opposite of criteria passed in the block and puts the results in a new array
.select method
Filters an array by the criteria passed in the block and puts the results in a new array
Symbols to Proc
to fill
Temporarily disable a test
Change it to xit in rspec file:

xit 'should ...'
Test if function returns true
In Rspec:

expect(....).to be_true
Test if function returns false
In Rspec:

expect(....).to be_false