Code Snippets

Category: Utilities

tags:
JsonSerdeSerialization

Parse JSON with serde

Derive Serialize/Deserialize and round-trip a struct.

Author: chris
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tags:
MinitestTesting

Unit Tests with Minitest

Stdlib Minitest spec — no extra gems needed.

Author: chris
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tags:
MemoizationPerformance

Memoize a Method in Ruby

Cache an expensive call with the `||=` idiom.

Author: chris
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tags:
IdentifiersUuid

Generate a UUID in Ruby

Generate a v4 UUID with the SecureRandom stdlib.

Author: chris
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tags:
JsonSerialization

Parse and Generate JSON in Ruby

Parse a JSON string into a Hash and convert back with the json stdlib.

Author: chris
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tags:
JsonSerialization

Parse and Encode JSON in Perl

Round-trip JSON with the JSON module: decode to a Perl hashref and re-encode.

Author: chris
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