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Head First Golang Image Package

5bfed9aa3a9ebccb0c0f0cb65ee9e012?s=47 Seiji Takahashi
November 13, 2018
Programming
2
8.1k

Head First Golang Image Package

Talk session @ golang.tokyo #19

5bfed9aa3a9ebccb0c0f0cb65ee9e012?s=128

Seiji Takahashi

November 13, 2018
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Transcript

  1. Head First Golang image package @__timakin__ golang.tokyo#19

  2. SEIJI TAKAHASHI

  3. None

  4. ΞδΣϯμ  *NBHFύοέʔδͷ঺հ  ࣮ྫͰֶͿ*NBHFύοέʔδ ը૾ͷ߹੒ɾՃ޻ ը૾ͱจࣈͷ߹੒

  5. QBDLBHFl*NBHFz w %ը૾Λѻ͏ͨΊͷύοέʔδ w +1( 1/( (*'ʹରԠ w Ͱ͖Δ͜ͱ w

    ৭৘ใऔಘ w 1PJOU 3FDUBOHMFͷૢ࡞ w ݁߹ॲཧʢESBXʣ w ϑΥʔϚοτͷσίʔυ

  6. ྫʣ੺ͷ࢛֯ܗΛඳը

  7. ϞβΠΫ γϟʔϓௐ੔ ໌Δ͞ௐ੔ ͳͲɺେମ΍Γ͍ͨ͜ͱ͸Ͱ͖Δ͕ ίʔυྔ͕ଟ͗͢ΔͷͰׂѪ

  8. ͱ͍͏͔

  9. ࢛֯΍ؙͷඳըͱ͔ Ṗͷ৭ௐ੔ͱ͔

  10. ͦΜͳ͜ͱͨͯ͘͠ ͜͜ʹ͖ͯ·͔͢ʁ

  11. ࣮ફͯ͠Έ·͠ΐ͏ʂ

  12. ը૾ͷ߹੒ɾՃ޻

  13. ͱ͜ΖͰօ͞Μ

  14. !EFFFFU͞Μɻ ࠃ಺ͰϚΠΫϩαʔϏεͱ ͍͑͹͜ͷํɻ

  15. Ͱ͕͢ɺ

  16. ˌEFFFFU෩

  17. None

  18. खʹ࣋ͬͨΦϒδΣΫτʢʣΛ தԝʹਾ͑ͳ͕Β ࣸਅΛࡱΔࡱӨٕ๏ʢʁʣ

  19. !?

  20. खʹ࣋ͬͨΦϒδΣΫτʢʣΛ தԝʹਾ͑ͳ͕Β ࣸਅΛࡱΔࡱӨٕ๏ʢʁʣ

  21. ͦΜͳʹखʹ͓͠ΌΕͳ Λ࣋ͭػձ͸ͳ͍

  22. ୭Ͱ΋ख๏Λ࠶ݱͰ͖Δͱศར

  23. None

  24. ஫ɿW

  25. ΍Γ͍ͨ͜ͱ w Ͱ͍͍ײ͡ͷงғؾΛग़͍ͨ͠ w ͦΕΛखʹ࣋ͬͨঢ়ଶͰதԝʹఴ͍͑ͨ w ʹϑΥʔΧε͍ͯ͠Δ෩ʹ͍ͨ͠

  26. ඞཁͳ΋ͷ w खɺɺഎܠ

  27. ΦϦδφϧ

  28. ඞཁͳͱ͜Ζ

  29. ෼཭

  30. ద౰ͳഎܠΛ୳͢

  31. ݟ͚ͭΔ

  32. ࣮૷ w ྆ը૾ͷಡΈࠐΈ w എܠʹద౓ͳ΅͔͠ΛೖΕΔ w खͷը૾Λਃ͠༁ఔ౓ʹαΠζௐ੔͢Δ w खट͕ࠨԼʹདྷΔΑ͏ʹͬ͢ͱ߹੒ w

    ϑΝΠϧग़ྗ

  33. HJUIVCDPNEJTJOUFHSBUJPOJNBHJOH w JNBHFύοέʔδͷϥούʔ w ΅͔͠΍໌౓ௐ੔͕΋ͷ͍͢͝؆୯ʹͰ͖Δ

  34. ਃ͠༁ఔ౓ͷαΠζௐ੔

  35. ͬ͢ͱࠨԼʹ߹੒

  36. ग़ྗʜ

  37. None

  38. ը૾ͷ߹੒ɾՃ޻ w HJUIVCDPNEJTJOUFHSBUJPOJNBHJOHΛ࢖͏ ͱ͍ͩͿָʹ΅͔͠ͳͲΛೖΕΒΕΔ w ߹੒ͷࡍ͸ج४఺͕ࠨ্Ͱ͋Δ͜ͱʹ஫ҙ w ਖ਼௚༧૝֎ͷͦΕͬΆ͞ʹͳͬͨ

  39. ˠਅ໘໨ͳ࿩

  40. αʔϏεӡ༻தɺ Ϛʔέࢪࡦͱͯ͠0(1ը૾Λ ࡞੒͢Δ͜ͱ͕͋ΔͷͰ͸ʁ

  41. ը૾ͱจࣈͷ߹੒

  42. ΍Γ͍ͨ͜ͱ w 0(1എܠը૾ʹจࣈΛ߹੒͢Δ w ೚ҙͷจࣈྻΛ೚ҙͷϑΥϯτͰɺ
 ద੾ͳҐஔʹදࣔ͢Δ

  43. ૉࡐ

  44. ࣮૷ w ೚ҙͷϑΥϯτΛಡΈࠐΉ w ͦͷϑΥϯτͰςΩετΛ೚ҙͷҐஔʹඳը w എܠͱॏͶ߹Θͤͯॻ͖ग़͠

  45. HJUIVCDPNHPMBOHGSFFUZQFUSVFUZQF w ೚ҙͷϑΥϯτͰςΩετΛ೚ҙͷҐஔʹग़͢ʹ͸ɺ ௨ৗͷը૾Ճ޻Ͱ͸ෆՄɻ w GSFFUZQFύοέʔδΛ࢖͏ɻ

  46. ϑΥϯτͷಡΈࠐΈ

  47. എܠΛॻ͖ग़͓ͯ͘͠

  48. GPOU%SBXFSΛ࢖ͬͨςΩετඳը

  49. ग़ྗʜ

  50. ग़ྗʜ

  51. ը૾ͱจࣈͷ߹੒ w ϑΥϯτ΍Ґஔௐ੔Λॊೈʹ͍ͨ͠৔߹ɺ
 GSFFUZQFύοέʔδͱGPOU%SBXMFSͷ߹Θٕͤ Ͱ͍͚Δ w ը૾ͷͲͷҐஔʹදࣔ͢Δ͔ɺจࣈͷંΓฦ͠͸
 Ͳ͏͢Δ͔͸దٓௐ੔ͷඞཁ͋Γ

  52. ·ͱΊ  JNBHFͰ৭ɾେ͖͞ͳͲ͕؆୯ʹऔಘͰ͖Δ  ϥούʔΛ࢖͑͹Ճ޻΋؆୯  ߹੒ͷ৔߹͸࠲ඪɾॻ͖ग़͠ॲཧͷ࣮૷͕ར༻έʔεʹԠ͡ ͯมΘͬͯ͘ΔͷͰ஫ҙͷඞཁ͋Γ

  53. ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ