Upgrade to Pro — share decks privately, control downloads, hide ads and more …
Sign up for free

CLI Applications with Crystal

Avatar for Vitor Talaia Vitor Talaia
November 17, 2017
Programming
190
0

CLI Applications with Crystal

Presented at LaraConf Brasil 2017: laraconfbrasil.com.br

Avatar for Vitor Talaia

Vitor Talaia

November 17, 2017

More Decks by Vitor Talaia

See All by Vitor Talaia
Accelerated Mobile Pages: The good, the bad and the ugly
Avatar for Vitor Talaia vitortalaia
0
94

Other Decks in Programming

See All in Programming
複雑なUIコンポーネントとの ⻑い付き合い⽅：波及するバグからテスト戦略を経て、安全な再設計へ
Avatar for masahiko.asai mixplace
0
500
Zero-Tap Sign-In対応、結局何をすればいいの？
Avatar for mitohato14 mitohato14
0
1.3k
Railsバージョンを4倍にした話
Avatar for OPTiM optim
0
910
高橋メソッドでCVE解説シリーズ 〜CVE-2026-112816〜
Avatar for Hakkadaikon hakkadaikon
0
190
HTML-in-Canvasで作る未来のWeb UI表現
Avatar for IKEDA Yasunobu clockmaker
5
6.1k
PyConTW 2026 - AI Coding 不只是工具升級, 區域醫院醫療資訊系統協作開發與資訊團隊轉型實踐
Avatar for Max Lai cclai999
0
230
S3 TablesのIcebergデータに、AIエージェントからアクセスしてみた / 20261016developersio2026joetsu-accessing-iceberg-in-s3tables-via-agent
Avatar for kasacchiful kasacchiful
PRO
0
260
[JA] Domain Modeling with Vanilla Rails: 「操作」から再考するRailsの設計論
Avatar for Yuichi Goto yasaichi
4
1.7k
[Dev Group Paris Octobre 26] Agentforce, SIforce, Claudeforce, Slackbot… on s'y retrouve ?
Avatar for Nathan Abondance nabondance
0
130
8年前のNode.jsを動かして分かった、npm installの裏側
Avatar for Keisuke Ikeda keisukeikeda
0
120
Apple Intelligenceとオンデバイス時代の到来
Avatar for Yahiro Sugiyama yahir0
0
190
Event is what happens
Avatar for MOROHASHI Kyosuke moro
2
3k

Featured

See All Featured
The Psychology of Web Performance [Beyond Tellerrand 2023]
Avatar for Tammy Everts tammyeverts
49
3.6k
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
6
1.4k
Building AI with AI
Avatar for Ines Montani inesmontani
PRO
1
1.4k
How To Speak Unicorn (iThemes Webinar)
Avatar for Michelle Schulp Hunt marktimemedia
1
620
Become a Pro
Avatar for Speaker Deck speakerdeck
PRO
31
6.3k
Designing Dashboards & Data Visualisations in Web Apps
Avatar for Des Traynor destraynor
232
55k
A Tale of Four Properties
Avatar for Chris Coyier chriscoyier
163
24k
svc-hook: hooking system calls on ARM64 by binary rewriting
Avatar for Akira Moroo retrage
2
660
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1370
210k
How to Think Like a Performance Engineer
Avatar for Harry Roberts csswizardry
28
2.9k
What Being in a Rock Band Can Teach Us About Real World SEO
Avatar for Ade Holder 427marketing
0
1.1k
Sam Torres - BigQuery for SEOs
Avatar for Tech SEO Connect techseoconnect
PRO
0
600

Transcript

  1. CLI Applications with Crystal

  2. Vitor Talaia Developer at Code Miner 42 @vitortalaia

  3. Why Crystal?

  4. Fast as C, slick as Ruby

  5. Crystal !== Ruby

  6. None
  7. None

  8. LLVM

  9. None

  10. Self Hosted

  11. Statically Typed

  12. None
  13. None

  14. Union Types

  15. None
  16. None
  17. None
  18. None

  19. Overloading

  20. None
  21. None

  22. Great Standard Library

  23. None
  24. None
  25. None
  26. None
  27. None
  28. None
  29. None

  30. CLI tools

  31. Option Parser

  32. None
  33. None
  34. None
  35. None

  36. More complex example

  37. Ergast MRD http://ergast.com/mrd

  38. Admiral.cr https://github.com/jwaldrip/admiral.cr

  39. None
  40. None
  41. None
  42. None
  43. None
  44. None
  45. None
  46. None

  47. Want to see more? https://github.com/vitortalaia/ergast-cl i

  48. Thanks!