【徹底比較】SIerとWeb系はココが違う！

At #devlove2012

Transcript

1. ʲపఈൺֱʳ4*FSͱ8FCܥ͸ίί͕ҧ͏ʂ ฏ੒೥݄೔ɹߴҪɹ௚ਓ ग़੮ऀ֤Ґ ΩϟϦΞνΣϯδͨ͠ΤϯδχΞ͕ݟͨ྆ऀͷݱ৔͔Β
2. ഈܒɹو఼ʹ͓͔Ε·ͯ͠͸ɺ͝ਗ਼ӫͷ͜ͱͱ͓تͼਃ্͛͠ ·͢ɻ·ͨɺ͜ͷ౓͸ൃදͷػձΛ͍͖ͨͩ·ͯ͠ɺ੣ʹ͋Γ ͕ͱ͏͍͟͝·͢ɻ ɹࢲ͸ɺࣾձਓͱͯ͠ब৬Ҏདྷɺඍྗͳ͕Β΋γεςϜΠϯς άϨʔλɺΠϯλʔωοταʔϏεاۀͳͲͰɺਚྗͯ͠ࢀΓ ·ͨ͠ɻࠓճൃදਃ্͛͠Δ಺༰ʹ͖ͭ·ͯ͠΋ɺͦͷ஝ੵ͞ ΕͨܦݧΛ΋ͱʹൃද͍ͤͯͨͩ͘͞ॴଘʹ͍͟͝·͢ɻ ɹͲ͏͔ຊൃදΛΑΖ͘͠͝ݕ౼͍͖ͨͩɺࠓޙͷو఼ͷ͝׆ ༂ͷࢀߟͱͳΒΜ͜ͱΛ͝ف೦͍ͨ͠·͢ɻ ͸͡Ίʹ
3. NAOTO TAKAI Cowboy Coder
4. Once upon a time…
7. Question ‣How old? ‣Suit or T-Shirt? ‣Contractor or In-House?
8. 2000~ Computer Distributor 2001~ Web Production 2007~ System Integrator 2011~ Recipe Site
9. 2000~ Suit, Contractor 2001~ T-Shirt, Contractor 2007~ Suit, Contractor 2011~ T-Shirt, In-House Memo: Talk about me
10. Agenda ‣SIer / Web Business ‣A Future in Development ‣Career Changing
11. ‣SIer / Web Business
12. I got a job at system integrator…
14. Excel with Square Grid
15. ‣Requirements ‣Design documentation ‣Test Plan ‣Man-Month Calculation
16. Requirements System Design Module Design Implementation Acceptance Test System Test Integration Test Unit Test Memo: Talk about customer approval
17. Dogma System requirements is the most important.
18. ✓ Process Quality ✓ Code Generation
19. I got a job at recipe site…
21. Code without Documents
22. ‣Hypothesis ‣Prototype ‣Release ‣Evaluation
23. Measure Learn Build Memo: Code, Data, Ideas
24. Dogma Nobody knows the requirements
25. ✓ Rapid Prototyping ✓ Log Analysis
26. Chanko
29. % rails generate chanko like_button create app/units/like_button/like_butto create app/units/like_button/views/_sho create app/units/like_button/spec/contr create app/units/like_button/spec/model create app/units/like_button/spec/helpe create app/units/like_button/stylesheet create app/assets/stylesheets/units/lik create app/units/like_button/javascript create app/assets/javascripts/units/lik create app/units/like_button/images/log create app/assets/images/units/like_but
30. app/units/like_button/like_button.rb /views/ /spec/ /stylesheets/ /javascripts/ /images/ Directory Structure Unit script Other staff
31. # app/units/like_button/like_button.rb module LikeButton include Chanko::Unit active_if :logged_in do |context, opts| context.current_user.logged_in? end scope(:view) do function(:show) do render :partial => "/show" end end end Unit Script Code
32. # app/units/like_button/views/_show.html.haml .copy Share this site with your friends .fb-like{:data => {:href => 'http://recompi #fb-root :javascript (function(d, s, id) { var js, fjs = d.getElementsByTagName(s)[0] if (d.getElementById(id)) return; js = d.createElement(s); js.id = id; js.src = "//connect.facebook.net/ja_JP/all fjs.parentNode.insertBefore(js, fjs); }(document, 'script', 'facebook-jssdk')); Unit View Code
33. # app/views/photos/index.html.haml = invoke(:like_button, :show) do %address.copy Copyright © 2005-2012 Naoto Ta Original View Code # app/views/photos/index.html.haml %address.copy Copyright © 2005-2012 Naoto Taka Before: After:
34. Chanko Before: After:
35. ‣works in production ‣feedback from real user ‣enables a “small start” Chanko
36. Log Analysis A Log Collector Daemon
37. App s3 Log Storage MySQL Before: MySQL MySQL
38. ‣heavy & slow ‣batch (sql, hadoop) ‣many database tables Problem
39. fluentd fluentd fluentd fluentd MongoDB TreasureData App Servers Log Storage s3 After:
40. ‣lightweight ‣pluggable architecture ‣schema less Fluentd
41. Measure Learn Build Chanko Fluentd
42. ‣before starting the development ‣after ending the development ‛ REQUIREMENTS Memo: Ask audience how real world is
43. ‣A Future in Development
44. 0 1,250,000 2,500,000 3,750,000 5,000,000 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 ग़యɿܦࡁ࢈ۀলʮಛఆαʔϏε࢈ۀಈଶ౷ܭௐࠪʯ
45. the number of transistors on a chip will double approximately every two years. Moore’s Law
46. 1961 IBM 7030 1 MIPS 1994 Intel Pentium 188 MIPS 2012 Google Nexus 7 13800 MIPS Moore’s Law Memo: Talk about usage of computer
47. Military Use Business Use Personal Use Memo: Talk about media theory and usage
48. ‣in any devices ‣in any context ‣with computer technology for Personal Use
49. ‣before starting the development ‣after ending the development ‛ REQUIREMENTS Memo: Ask audience how real world will be
50. All companies become technology companies bakery, flower shop, liquor shop, bookstore… Memo: Ask audience how SIer will be
51. Core competence: own business Technology Doesn't Matter
52. To make everyday cooking fun ‣Rapid Prototyping ‣Log Analysis
53. Open Source Software Memo: Talk about chanko, OSS policy
54. ‣Career Changing
55. All companies become technology companies bakery, flower shop, liquor shop, bookstore…
56. All companies employ software engineers bakery, flower shop, liquor shop, bookstore…
57. Selling software itself with software engineering Career Changing Memo: Be interested in their business
58. ޙ޻ఔ͸͓٬͞· Memo: Talk that only programmers can provide software
59. DON’T HANDS OFF THE CONTROL “upstream” sucks. “downstream” rocks.
60. Only you can control how you act. Thank you