Pro Yearly is on sale from $80 to $50! »

On the Meaning of Version Numbers

174e7b0ff60963f821d0b9a4f1a3ef52?s=47 Hynek Schlawack
April 25, 2020
0
70

On the Meaning of Version Numbers

174e7b0ff60963f821d0b9a4f1a3ef52?s=128

Hynek Schlawack

April 25, 2020
Tweet

More Decks by Hynek Schlawack

See All by Hynek Schlawack
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
0
42
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
1
1.8k
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
0
2.4k
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
2
5.4k
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
4
10k
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
1
1.9k
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
1
10k
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
3
1.1k
174e7b0ff60963f821d0b9a4f1a3ef52?s=48 hynek
1
270

Featured

See All Featured
168ccec72eee0530b818d44f3fedaacf?s=48 shlominoach
175
7.3k
A9704266587836f7e784235e5073b93e?s=48 jmmastey
7
440
56c4053438af8e8b90d6f53cbb7573be?s=48 jakevdp
773
190k
A0517b08532aec8ab2aae3f65d40ad86?s=48 hannesfritz
27
910
78b475797a14c84799063c7cd073962f?s=48 holman
288
130k
F57e2136eb9895eb95ff5dc8a1c02677?s=48 zakiwarfel
87
3.3k
Fde6c3a50ca518a909ef35c22c0ee0e4?s=48 destraynor
223
47k
C4de88ea47538e4594750e3861a341c8?s=48 brettharned
92
2.9k
44b54d2ffcb7857004071cc6795dde11?s=48 cassininazir
346
20k
96270e4c3e5e9806cf7245475c00b275?s=48 addyosmani
1349
190k
E195ae45320d9202eaa01c9f1d31a416?s=48 marktimemedia
5
260
053e75a5b48b44d6dd0612795dfb326d?s=48 notwaldorf
5
1.2k

Transcript

  1. Hynek Schlawack On the Meaning of Version Numbers @hynek

  2. Semantic Versioning @hynek

  3. 1.2.3 micro @hynek

  4. 1.2.3 minor micro @hynek

  5. 1.2.3 major minor micro @hynek

  6. SemVer is a poor choice for most projects. @hynek

  7. SemVer doesn’t deliver on its promises. @hynek

  8. “I can choose to only get bugfixes.” https://xkcd.com/1172/ @hynek Hyrum’s

    Law

  9. Very few open source projects have the resources to maintain

    more than one release branch (properly). “I can choose to only get bugfixes.” @hynek

  10. If You Pin Major Version In Your Applications @hyne

  11. -No security updates. If You Pin Major Version In Your

    Applications @hyne

  12. -No security updates. -The longer you wait, the harder it

    gets. If You Pin Major Version In Your Applications @hyne

  13. @hynek If You Pin Major Version In Your Public Package

    your-pkg urllib3 1.25.9

  14. @hynek If You Pin Major Version In Your Public Package

    your-pkg urllib3 1.25.9 User’s App

  15. @hynek If You Pin Major Version In Your Public Package

    your-pkg urllib3 1.25.9 User’s App <2.0

  16. @hynek If You Pin Major Version In Your Public Package

    your-pkg urllib3 1.25.9 User’s App <2.0 2.0.0

  17. @hynek If You Pin Major Version In Your Public Package

    your-pkg urllib3 1.25.9 User’s App <2.0 other- pkg >2.0 2.0.0

  18. @hynek If You Pin Major Version In Your Public Package

    your-pkg urllib3 1.25.9 User’s App <2.0 other- pkg >2.0 Conflict! 2.0.0

  19. @hynek

  20. 1. Have tests. @hynek

  21. 1. Have tests. 2. Pin your dependencies. @hynek

  22. 1. Have tests. 2. Pin your dependencies. 3. Try to

    update dependencies. @hynek

  23. 1. Have tests. 2. Pin your dependencies. 3. Try to

    update dependencies. 4. See if tests still pass. @hynek

  24. 1. Have tests. 2. Pin your dependencies. 3. Try to

    update dependencies. 4. See if tests still pass. 5. GOTO 3 @hynek

  25. Almost nobody does SemVer correctly. @hynek

  26. https://0ver.org @hynek

  27. A concept that most people get wrong is not a

    useful concept for most people. @hynek

  28. SemVer is a poor choice for most projects. @hynek

  29. Acceptance @hynek

  30. @hynek

  31. Calendar Versioning @hynek

  32. • Toyota 2020 Yaris • pip 20.0.2 • Ubuntu 20.04

    • certifi 2020.4.5.1 @hynek

  33. Takeaways @hynek

  34. Takeaways •Don’t believe the promises of SemVer. @hynek

  35. Takeaways •Don’t believe the promises of SemVer. •Don’t do SemVer

    if you’re afraid to increment major. @hynek

  36. Takeaways •Don’t believe the promises of SemVer. •Don’t do SemVer

    if you’re afraid to increment major. •Try CalVer! @hynek

  37. @hynek CalVer.org vrmd.de