w2d1

Question 1

What does “serialization” refer to?

Answer 1

The conversion of an object into a representation that can be stored on a disk or sent over a network.

Question 2

What is the most common form of serialization on the web?

Answer 2

JSON

Question 3

How can a Ruby object be serialized into JSON?

Answer 3

Include the ‘json’ gem, then use JSON::parse on the basic class (hash, array, etc.)

Question 4

What is the best way to serialize a custom Ruby class or complex object?

Answer 4

Use YAML

Question 5

How do we use YAML to serialize?

Answer 5

Require the ‘yaml’ gem, the use Object#to_yaml

Question 6

How do we use YAML to deserialize?

Answer 6

Require the ‘yaml’ gem, then use YAML::load(yaml_string)