Software Libraries And Numbers
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Software Libraries and Numbers. Some overall numbers from common package managers like Maven2, NPM, RubyGems, Packagist, PIP.
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Software Libraries And Numbers
- 1. SOFTWARE LIBRARIES AND NUMBERS Wednesday, December 5, 12
- 2. ROBERT REIZ http://www.versioneye.com/ https://twitter.com/robertreiz Wednesday, December 5, 12
- 3. WHAT IS A SOFTWARE LIBRARY? Wednesday, December 5, 12
- 4. RE-USABLE PEACE OF SOFTWARE WITH AN APPLICATION PROGRAMMING INTERFACE (API) Wednesday, December 5, 12
- 5. SOFTWARE LIBRARIES BUNDLED AS ... • JAR file (Java) • GEM file (Ruby) • DLL file (.NET) • tar.gz file (Python PIP) bundle, share and re-use Wednesday, December 5, 12
- 6. HOW TO GET IT? Wednesday, December 5, 12
- 7. Wednesday, December 5, 12
- 8. Wednesday, December 5, 12
- 9. OLD SCHOOL! Wednesday, December 5, 12
- 10. USE PACKAGE-MANAGERS! Wednesday, December 5, 12
- 11. PACKAGE-MANAGERS LIKE ... • Maven (http://search.maven.org) - Java • RubyGems (http://rubygems.org) - Ruby • PIP (http://pypi.python.org) - Python • Composer (http://packagist.org) - PHP • NPM (https://npmjs.org/) - Node.JS Wednesday, December 5, 12
- 12. WHY TO USE PACKAGE-MANAGERS? Wednesday, December 5, 12
- 13. BECAUSE OF DEPENDENCIES! Wednesday, December 5, 12
- 14. A SOFTWARE LIBRARY CAN USE OTHER SOFTWARE LIBRARIES! Wednesday, December 5, 12
- 15. A DEPENDS ON B B DEPENDS ON C B DEPENDS ON D D DEPENDS ON X Wednesday, December 5, 12
- 16. A DEPENDS ON B B DEPENDS ON C B DEPENDS ON D D DEPENDS ON X IF YOU WANT TO USE A YOU NEED A, B, C, D AND X Wednesday, December 5, 12
- 17. PACKAGE-MANAGERS ARE RESOLVING RECURSIVE DEPENDENCIES Wednesday, December 5, 12
- 18. WWW.VERSIONEYE.COM META SEARCH ENGINE Wednesday, December 5, 12
- 19. META INFORMATIONS FROM ALL PACKAGE-MANAGERS IN ONE SINGLE DATABASE. Wednesday, December 5, 12
- 20. VERSION EYE MAKES DEPENDENCIES AND COMPLEXITY VISIBLE Wednesday, December 5, 12
- 22. WHICH SOFTWARE LIBRARY IS MORE COMPLEX? Wednesday, December 5, 12
- 23. Wednesday, December 5, 12
- 24. SOME NUMBERS Wednesday, December 5, 12
- 25. HOW DO YOU KNOW THAT A PROJECT IS STILL ALIVE? Wednesday, December 5, 12
- 26. Wednesday, December 5, 12
- 27. Wednesday, December 5, 12
- 28. HOW MANY SOFTWARE ARTIFACTS PER LANGUAGE? Wednesday, December 5, 12
- 29. Java Ruby Python Node.JS PHP 0 125000 250000 375000 500000 Java 473413 Ruby 456282 Python 275904 Node.JS 128647 PHP 38901 Wednesday, December 5, 12
- 30. HOW MANY LIBRARY PROJECTS PER LANGUAGE? Wednesday, December 5, 12
- 32. WHICH REPOSITORY IS GROWING LIKE CRAZY? Wednesday, December 5, 12
- 34. Java Open Source Libraries 18% 82% Central MVN Repo Other Repos Wednesday, December 5, 12
- 35. YOU WANT MORE NUMBERS? Wednesday, December 5, 12
- 36. HOW OFTEN IS A LIBRARY USED? Wednesday, December 5, 12
- 37. Usage of JUnit Usage of TestNG 1% 15% 85% 99% Using JUnit Not Using JUnit Using TestNG Not Using TestNG Wednesday, December 5, 12
- 38. MORE NUMBERS COMING SOON Wednesday, December 5, 12
- 39. MANY THANKS Wednesday, December 5, 12
- 40. DO YOU HAVE QUESTIONS? Wednesday, December 5, 12
- 41. DO YOU HAVE QUESTIONS? TALK TO ME MY NAME IS ROBERT REIZ Wednesday, December 5, 12
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