Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Generating a CSV file with ROM

Sponsored · SiteGround - Reliable hosting with speed, security, and support you can count on. →
Avatar for Krzysztof Wawer Krzysztof Wawer
June 17, 2015
Programming
0
340

Generating a CSV file with ROM

Avatar for Krzysztof Wawer

Krzysztof Wawer

June 17, 2015
Tweet

More Decks by Krzysztof Wawer

See All by Krzysztof Wawer
The Good Architecture
Avatar for Krzysztof Wawer wafcio
0
650
GIT - Good Practices
Avatar for Krzysztof Wawer wafcio
0
92
Slim Ruby on Rails: Controllers & Middlewares
Avatar for Krzysztof Wawer wafcio
1
190
Dry System
Avatar for Krzysztof Wawer wafcio
0
120
dry-validations
Avatar for Krzysztof Wawer wafcio
0
190
Validations in Ruby
Avatar for Krzysztof Wawer wafcio
0
200
Trailblazer bez trailblazera
Avatar for Krzysztof Wawer wafcio
0
240
ActiveRecord, DataMapper czy Agregacja encji
Avatar for Krzysztof Wawer wafcio
0
200
Jak (nie) używać Service Object
Avatar for Krzysztof Wawer wafcio
0
220

Other Decks in Programming

See All in Programming
登壇資料を作る時に意識していること #登壇資料_findy
Avatar for konifar konifar
4
1.1k
Rust 製のコードエディタ “Zed” を使ってみた
Avatar for NearMeの技術発表資料です nearme_tech
PRO
0
180
Architectural Extensions
Avatar for Denys Poltorak denyspoltorak
0
290
AWS re:Invent 2025参加 直前 Seattle-Tacoma Airport(SEA)におけるハードウェア紛失インシデントLT
Avatar for tetutetu214 tetutetu214
2
110
The Past, Present, and Future of Enterprise Java
Avatar for ivargrimstad ivargrimstad
0
580
高速開発のためのコード整理術
Avatar for sutetotanuki sutetotanuki
1
400
izumin5210のプロポーザルのネタ探し #tskaigi_msup
Avatar for izumin5210 izumin5210
1
130
HTTPプロトコル正しく理解していますか？ 〜かわいい猫と共に学ぼう。ฅ^•ω•^ฅ ﾆｬ〜
Avatar for ♛Heitor Hirose hekuchan
2
690
Raku Raku Notion 20260128
Avatar for hareyaka hareyakayuruyaka
0
120
AI巻き込み型コードレビューのススメ
Avatar for Nealle nealle
1
290
今こそ知るべき耐量子計算機暗号(PQC)入門 / PQC: What You Need to Know Now
Avatar for mackey0225 mackey0225
3
380
MUSUBIXとは
Avatar for Hisaho nahisaho
0
130

Featured

See All Featured
Code Reviewing Like a Champion
Avatar for maltzj maltzj
527
40k
Measuring & Analyzing Core Web Vitals
Avatar for Philip Tellis bluesmoon
9
750
How to Get Subject Matter Experts Bought In and Actively Contributing to SEO & PR Initiatives.
Avatar for Liv Day livdayseo
0
66
Making Projects Easy
Avatar for Brett Harned brettharned
120
6.6k
30 Presentation Tips
Avatar for Ian Lurie portentint
PRO
1
220
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
Avatar for Tammy Everts tammyeverts
11
830
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
Avatar for Tammy Everts tammyeverts
55
3.2k
XXLCSS - How to scale CSS and keep your sanity
Avatar for Zaharenia Atzitzikaki sugarenia
249
1.3M
Taking LLMs out of the black box: A practical guide to human-in-the-loop distillation
Avatar for Ines Montani inesmontani
PRO
3
2k
Color Theory Basics | Prateek | Gurzu
Avatar for Gurzu gurzu
0
200
コードの90%をAIが書く世界で何が待っているのか / What awaits us in a world where 90% of the code is written by AI
Avatar for r-kagaya rkaga
60
42k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1371
200k

Transcript

  1. GENERA TING A CSV FILE WITH ROM

  2. Krzysztof Wawer GITHUB: wafcio TWITTER: @KrzysztofWawer ABOUT ME

  3. None
  4. None

  5. CRUD

  6. RUBY CSV CREATE

  7. RUBY CSV CREATE

  8. RUBY CSV READ

  9. RUBY OBJECT MAPPER

  10. CRUD ROM

  11. ROM READ CREATE UPDATE DELETE

  12. ROM-CSV 1. Read data 2. Create dataset

  13. ROM-CSV • ROM::Memory::Dataset • ROM::ArrayDataset (support module) • ROM::EnumerableDataset (support

    module)

  14. ROM-CSV Methods: • join • project (select) • restrict (where)

    • order

  15. ROM-CSV • Like database • Generate CSV report

  16. ROM-CSV https://github.com/rom-rb/rom-csv/tree/master/examples