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The Crystal Programming language

This tag is for anything related to the Crystal programming language, its ecosystem, and related tooling. Development, usage, apps, shards, tips, and requests for help.

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Matthew McGarvey

Dec 30 '20

Custom Spec Expectations

#crystal #testing

3 min read

Matthew McGarvey

Dec 30 '20

Macro Tips: Avoid nesting macros if possible

#crystal #macros #lucky

4 min read

Matthew McGarvey

Dec 26 '20

Flash Messages with Lucky

#lucky #crystal

3 min read

Matthew McGarvey

Dec 26 '20

Macro Tips: Method usage compilation errors

#crystal #macros

2 min read

Brian J. Cardiff

Dec 21 '20

An iterative validation of a new implementation

#crystal #testing #refactor

2 min read

Matthew McGarvey

Dec 8 '20

Macro Tips: TypeDeclaration

#crystal #macros

2 min read

Cover image for Crystal JSON beyond the basics

Lorenzo Barasti

Oct 6 '20

Crystal JSON beyond the basics

#crystal #json #serialization #adt

7 min read

Oct 2 '20

A first look at Crystal as a Gopher

#crystal #ruby #go #codenewbie

7 min read

Oct 1 '20

Cross compile Crystal to aarch64

#crystal

1 min read

Cover image for TIL Tuples vs Arrays in Crystal

Mario

Aug 6 '20

TIL Tuples vs Arrays in Crystal

#todayilearned #crystal #beginners

2 min read

Jul 27 '20

Utilizing Macros & Annotations in a Web Framework (Part 2)

#crystal #metaprogramming

9 min read

Jul 23 '20

A Rudimentary Blockchain Written in Crystal Pt. 1

#blockchain #crypto #crystal #ruby

2 min read

Jun 26 '20

Performance Comparison, Rust vs Crystal with Redis

#performance #rust #crystal

5 min read

Cover image for HTTP(S) proxy server in Crystal in less than 50 lines of code

Jun 24 '20

HTTP(S) proxy server in Crystal in less than 50 lines of code

#crystal #proxy #tutorial

4 min read

Jun 13 '20

Athena 0.9.0

#crystal #ruby #symfony #framework

4 min read

Cover image for How to deploy a Crystal Lucky application with Dokku on Ubuntu 18.04

May 20 '20

How to deploy a Crystal Lucky application with Dokku on Ubuntu 18.04

#crystal #dokku #devops #tutorial

4 min read

Aaron Schlesinger

Apr 24 '20

Crystal Fridays is in 30 minutes!

#crystal #programming #streaming

1 min read

Brian J. Cardiff for Crystal Language

Apr 17 '20

Debug Crystal in VSCode via CodeLLDB

#crystal #debug #lldb

2 min read

Aaron Schlesinger

Apr 17 '20

Quick thought on Crystal

#crystal #languages #programming

1 min read

Aaron Schlesinger

Apr 17 '20

Crystal Fridays!

#programming #crystal #livestream #screencast

1 min read

Aaron Schlesinger

Apr 10 '20

Streaming on Twitch!

#livecoding #crystal #api #streaming

1 min read

Cover image for A Crystal Mint Lemonade🍹🍃

Mar 10 '20

A Crystal Mint Lemonade🍹🍃

#mint #crystal #webdev #tutorial

4 min read

Jose Francisco Rives

Mar 2 '20

Lenguajes de programación de nueva generación

#scala #crystal #go #rust

1 min read

Feb 11 '20

The Rebirth of Athena

#crystal #framework #symfony #sinatra

10 min read

Lairan

Feb 10 '20

Monads, a bit of Functional flow into Object world.

#functional #crystal #computerscience

3 min read

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