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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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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

Feb 1 '20

A Crystal in Go’s World

#crystal #ruby #go #language

4 min read

Cover image for A Crystal Story: A container that sails!

Jan 29 '20

A Crystal Story: A container that sails!

#crystal #tutorial #webdev #docker

6 min read

Cover image for A Crystal Story: Simple Static File Server!

Jan 14 '20

A Crystal Story: Simple Static File Server!

#crystal #tutorial #webdev

2 min read

Jan 7 '20

Thanks for the advice, Crystal compiler!

#crystal #tutorial #nil #oop

6 min read

Rob Reid

Jan 4 '20

Crystal's Channels and the While Loop

#todayilearned #crystal

3 min read

Jan 2 '20

A Crystal app adventure!

#crystal #tutorial #shards #database

4 min read

Jan 1 '20

2019 in review

#showdev #crystal #yearinreview

1 min read

Rob Reid

Dec 30 '19

CockroachDB via Crystal ... In under 50 lines

#database #sql #crystal #api

6 min read

Cover image for Haye.cr: Expressive string syntax to Array/Hash and Vice-Versa parser for Crystal. Based on the javascript version.

Dec 12 '19

Haye.cr: Expressive string syntax to Array/Hash and Vice-Versa parser for Crystal. Based on the javascript version.

#crystal #javascript #opensource

1 min read

Dec 11 '19

Pope.cr: Micro templating engine for strings only. (Crystal version of Pope.js)

#crystal #opensource #strings #github

1 min read

Nov 29 '19

Using vue.js as an alternative to stimulus.js

#crystal #lucky #luckyframework #vue

6 min read

Igor Alexandrov for JetRockets

Nov 25 '19

How to add HTTP Basic auth to Amber application

#crystal #amberframework #amber

2 min read

criss.dev

Oct 31 '19

Build your first blockchain from scratch (#3 Finding the longest chain)

#blockchain #crystal #cocol #finality

6 min read

Jeremy Woertink

Oct 30 '19

Render Component from Action in Lucky

#lucky #crystal

2 min read

criss.dev

Oct 22 '19

Build your first blockchain from scratch (#2 DAG)

#blockchain #dag #crystal #cocol

2 min read

Cover image for Build your first blockchain from scratch (#1 Probabilistic Finality)

criss.dev

Oct 18 '19

Build your first blockchain from scratch (#1 Probabilistic Finality)

#blockchain #cocol #crystal #finality

4 min read

Szikszai Gusztáv

Oct 15 '19

Base API: Self Hosted!

#baseapi #selfhosted #crystal #saas

2 min read

Igor Alexandrov for JetRockets

Oct 10 '19

Double splat arguments in Crystal

#crystal #ruby

1 min read

Sep 25 '19

Enabling Crystal’s New Multicore Support

#crystal #performance #concurrency #parallelism

5 min read

Igor Alexandrov for JetRockets

Sep 16 '19

How to parse CSV with double quote (") character in Crystal

#crystal #ruby

1 min read

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