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

Geohashes are Rad

Avatar for Brian Leonard Brian Leonard
September 20, 2014
Technology
0
70

Geohashes are Rad

Lightening talk give at Golden Gate Ruby Conference 2014

Avatar for Brian Leonard

Brian Leonard

September 20, 2014
Tweet

More Decks by Brian Leonard

See All by Brian Leonard
Realm Meetup: React Native Launch
Avatar for Brian Leonard bleonard
0
6.5k
React Native Launch: React Native Meetup
Avatar for Brian Leonard bleonard
0
98
Managing Vendors Through a Bus Architecture
Avatar for Brian Leonard bleonard
0
51
React Native Integration Testing
Avatar for Brian Leonard bleonard
0
230
Service-Oriented Architecture: There and back again...
Avatar for Brian Leonard bleonard
0
66
Startup Engineering: Hacker News London
Avatar for Brian Leonard bleonard
0
62

Other Decks in Technology

See All in Technology
銀行の​内製開発にて​2つの​プロダクトを​１つのチームで​スクラムしてみてる​話
Avatar for koba1210 koba1210
1
130
Tebiki Engineering Team Deck
Avatar for Tebiki, Inc. tebiki
0
27k
IBM Bobを使って、PostgreSQLのToDoアプリをDb2へ変換してみよう/202603_Dojo_Bob
Avatar for Mayumi Hirano mayumihirano
1
350
[JAWSDAYS2026]Who is responsible for IAM
Avatar for Mizuki TSUJI mizukibbb
0
670
内製AIチャットボットで学んだDatadog LLM Observability活用術
Avatar for k.masachika mkdev10
0
110
楽しく学ぼう！ネットワーク入門
Avatar for Shota Shiratori shotashiratori
4
3.3k
AIエージェント時代に備える AWS Organizations とアカウント設計
Avatar for Hajime KOSHIRO kossykinto
3
1k
It’s “Time” to use Temporal
Avatar for Saji sajikix
1
150
社内レビューは機能しているのか
Avatar for Jun Matsuba matsuba
0
130
VLAモデル構築のための AIロボット向け模倣学習キット
Avatar for Ken Matsui kmatsuiugo
0
150
フロントエンド刷新 4年間の軌跡
Avatar for nus3 yotahada3
0
390
非情報系研究者へ送る Transformer入門
Avatar for Ryo Ishiyama rishiyama
11
7.5k

Featured

See All Featured
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
38
2.8k
[SF Ruby Conf 2025] Rails X
Avatar for Vladimir Dementyev palkan
2
830
Lightning Talk: Beautiful Slides for Beginners
Avatar for Ines Montani inesmontani
PRO
1
480
Build The Right Thing And Hit Your Dates
Avatar for Maggie C. maggiecrowley
39
3.1k
The Cult of Friendly URLs
Avatar for Andy Hume andyhume
79
6.8k
Tips & Tricks on How to Get Your First Job In Tech
Avatar for Honza Javorek honzajavorek
0
450
How to Grow Your eCommerce with AI & Automation
Avatar for Katarina Dahlin katarinadahlin
PRO
1
140
The SEO Collaboration Effect
Avatar for Kristina Bergwall kristinabergwall1
0
390
個人開発の失敗を避けるイケてる考え方 / tips for indie hackers
Avatar for panda_program panda_program
122
21k
Optimizing for Happiness
Avatar for Tom Preston-Werner mojombo
378
71k
Ten Tips & Tricks for a 🌱 transition
Avatar for Manu Carrasco Molina stuffmc
0
87
WCS-LA-2024
Avatar for Leonardo Collado-Torres lcolladotor
0
480

Transcript

  1. Geohashes are rad Brian Leonard @bleonard 09/20/2014

  2. None
  3. None
  4. None
  5. None
  6. None
  7. None
  8. None

  9. Geohashes •  Encode lat/lng into a “sha” •  Group loca?ons

    •  Compare loca?ons to each other

  10. Geohashes Spot in London (51.507794, -0.127952)

  11. Geohashes Spot in London (51.507794, -0.127952) gcpvj0dyds

  12. None
  13. None
  14. None

  15. Encoded 00101 10101 01110 00110 00110 00110 11110 00111 5

    p f 6 6 6 y 7

  16. Close! 5 p f 6 6 6 y 7 5

    p f 6 6 6 y 2

  17. Geo Box Size Precision Meters 1 5003530 2 625441 3

    123264 4 19545 5 3803 6 610 7 118 8 19 9 3.71 10 0.6
  18. None

  19. * Substrings

  20. None

  21. Brian Leonard @bleonard Geohashes are rad. That’s it.