Charty with Rails

Charty with Rails - RailsConf2019

Transcript

1. Charty with Rails RailsConf 2019 LT Kazuma Furuhashi @284km
2. Hello! •My name is Kazuma •I’m from Japan
3. I’m from Asakusa.rb
5. Nice to meet you • Kazuma Furuhashi • GitHub: @284km • Asakusa.rb • Programmer • ruby/csv • red-data-tools/charty
6. Nice to meet you • Kazuma Furuhashi • GitHub: @284km • Asakusa.rb • Programmer • ruby/csv • red-data-tools/charty Write Code
7. Nice to meet you • ruby/csv • I made it 1.5x - 3x faster • red-data-tools/charty • I will introduce! Write Code
8. I will not talk about csv today. ( Details here ) https://slide.rabbit-shocker.org/ authors/kou/rubykaigi-2019/
9. red-data-tools/ Charty
10. Charty is … open-source Ruby library for visualization.
11. Charty is convinient
12. For example, there is data as below…
13. That's all codes we need to write !
14. Visualize as below …
15. Visualize as below …
16. Visualize as below
17. Visualize as below
18. About Charty
19. Charty has two abstraction layers • Data Abstraction Layer • Plotting Abstraction Layer
20. Abstraction Layer We can do what you want in a combination of different languages, data structures, and libraries.
21. Data Abstraction Layer • Daru::DataFrame • Numo::NArray • NMatrix • ActiveRecord
22. Plotting Abstraction Layer • Matplotlib • Gruff • rubyplot • chart.js (Experimental implementation) • 284km/benchmark_driver-output-charty
23. Charty with Rails application
24. Charty with Rails application
25. 284km/benchmark_driver-output-charty $ be benchmark-driver examples/parse.yaml -o charty
26. Future Plans • Data Abstraction Layer • Support Red::Arrow • Improve benchmark_driver-output-charty • Plotting Abstraction Layer • Add type of graph that can be output • Support bokeh ? maybe. • More convenient
27. Write code, Have fun! • Charty is an open-source Ruby library for visualizing your data in a simple way. • https://github.com/red-data-tools/charty