Wsrest13 gilherme keynote
- 1. REST in Brazil Services and Issues to be fought Guilherme de Azevedo Silveira
- 2. Brazil • huge • huge custom software development market • huge software integration issues • huge cobol, vb, delphi, java, c# legacy systems • software development and educational revolution
- 3. Guilherme Silveira • Caelum CTO • Software Development Education • http://www.caelum.com.br • http://www.casadocodigo.com.br • [email protected]
- 4. Guilherme Silveira • Applied Math (Discrete Dynamic Systems) • REST (in practice) • 고려사이버대학교 컴퓨터정보통신학과 (Cyber Korea University)
- 5. AGENDA • brazilian projects • industry • industry issues • adoption issues • educational issues
- 6. Alexandria • engineering.abril.com.br • Abril Midia • graphic • distributor • education • CMS • Luis Cipriani
- 7. Alexandria: content • 3 languages types • 7 databases types • 9 frameworks • 207 machines • 12.5 million pageview/month
- 8. Alexandria: approach • Layered System • Stateless • Cache • Code-on-demand • ...
- 9. Alexandria: conclusions • Long term needs • Documentation need++ • Focus on protocol improvements later
- 10. Alexandria • REST: Advanced Research Topics and Practical Applications, Springer
- 11. Caelum • live learning • enrollments, payments • alumni • job postings
- 12. training java + vraptor one system alumni.caelum.com.b r RoR ondetrabalhar.com ruby mysql mysql solr
- 13. Caelum Online • online: learning environment • training • exercises • videos • explanations • experience exchange • payments
- 14. training java + vraptor one system alumni.caelum.com.b r RoR ondetrabalhar.com ruby gnarus scala + vraptor casa do código java + RoR payments java metrics java + octave interestie sinatra + sequel sugest java promo RoR analyser 1 sinatra analyser 2 java exercises RoR badges ruby + rails mountable engine RoR + 6 projects RoR + 1 „pages‟ jsaws tickets RoR books sinatra + sequel mysql mysql mysql mysql mysql redis redis solr github postgresql postgresql postgresql postgresql postgresql postgresql
- 15. Caelum Online • > 18 systems • 4 language types • 5 frameworks • 5 database types • < 20 developers
- 16. training java + vraptor one system alumni.caelum.com.b r RoR ondetrabalhar.com ruby gnarus java + vraptor casa do código java + RoR payments java metrics java + octave interestie sinatra + sequel sugest java promo RoR analyser 1 sinatra analyser 2 java exercises RoR badges ruby + rails mountable engine RoR + 6 projects RoR + 1 „pages‟ jsaws tickets RoR books sinatra + sequel mysql mysql mysql mysql mysql redis redis solr github postgresql postgresql postgresql postgresql postgresql postgresql
- 17. we study • advantages • disadvantages
- 18. what about others? • people • companies • projects • schools
- 19. developers • know • GET, POST • html • js
- 20. developers• know • GET, POST • html • js • no idea • http • hypermedia • code on demand
- 21. companies • know • GET, POST • html • js
- 22. companies• know • GET, POST • html • js • no idea • http • hypermedia • code on demand
- 23. schools • teach • GET, POST • html • js
- 24. schools• know • GET, POST • html • js • no idea • http • hypermedia • code on demand
- 25. companies looking ahead academia the rest of the industry
- 27. i feel lost as industry
- 28. as a client
- 29. as a client, how do i? • service discovery • in an android environment • google intents; web intents • on the web? • web intents? • richer? standards? good practices? • “A Framework for Self-Descriptive RESTful Services”
- 30. as a client, i know my providers
- 31. # of actions supported? • web intents scales on providers • what about # of actions? • “Distributed Affordance: an Open-world Assumption for Hypermedia”
- 32. as a company
- 33. an existing service • migration costs x no costs • how do I publish my service? • where do I publish my service? • “A Concept for Generating Simplified RESTful Interfaces”
- 34. as a new service • design? • json? • rdf? • “Model Your Application Domain, Not Your JSON Structures”
- 35. as a hammer
- 36. we see everything as nails
- 38. we see the problem as an human issue
- 39. we see the problem as an human issue
- 40. we see the problem as an human issue • TDD • test first • + other software engineering practices • Mauricio Aniche‟s research • http://www.aniche.com.br/publications
- 41. we see the problem as an human issue • developers • solve problems with and without TDD • analyze the solutions
- 42. we see the problem as an human issue • “No difference between TDD and no TDD.” • “Experience and wisdom makes the difference.”
- 43. we see the problem as an human issue • Lutz Prechelt • An empirical comparison of C, C++, Java, Perl, Python, Rexx, and Tcl • http://page.mi.fu- berlin.de/prechelt/Biblio/jccpprt_computer 2000.pdf
- 44. we see the problem as an human issue • developers • solve a problem in different languages
- 45. we see the problem as an human issue • “the differences between languages tend to be smaller than the typical differences due to different programmers within the same language”
- 47. we see the problem as an educational issue
- 48. we see the problem as an educational issue
- 49. service production chain school graduation industry academia we see the problem as an educational issue
- 50. academia & industry • try to bring every company and developer closer to research ? • if not researching, trying in practice and analyzing its results?
- 51. question: how can we make others think about REST?
- 52. how can we make others think about REST? Guilherme Silveira [email protected] THANK YOU