Rediscovery of fun ruby

Transcript

1. %BSUʹුؾͨ͠Β
   3VCZ͸࠷ߴͩͱ࠶ೝࣝͨ͠࿩ 
   5BNB
   3VCZ
   ձٞ
   
   !NBLJDBNFM

2. ሱ࠭ℚࢺ c!NBLJDBNFM
   
   ԫჰຣ࠱
   cᇩൔ߶ഠ(BJBYƋŧũƋŶưƊ⣈ŧƉŧơż
   c3VCZ3BJMT㠥୍ŲƬŧ
   c'MVUUFS%BSU㠥ȌᄅŲƬŧ

3. 'MVUUFS
   Ĥ c(PPHMFῘ㻂ƑDžȃǏǭǿǙǞǫƿ✣ǶῘ㻂4%,c'8
   c୍ᄅƎWFS㻂і
   c୍ᄅƎ'MVUUFS
   GPS
   8FC㻂і
   

4. %BSU
   Ĥ c(PPHMFῘ㻂Ƒ'MVUUFSƊ൐ƲƯƮ࿽∽
   c୍Ǝ֨ṳƃů࠻Ǝޅ߭ƥඵƶƊƮ
   c୍ᄅƎ%BSUů㻂іŸƯƉఏඵ߭ള
   

5. %BSU
   Ĥ

6. ťƮರ ರڱůࣂರŮƌũŮ⃷⃾źƂŧƶƃŴƌa
 ǷǓǙǟളūƉƍŧŮƍĤ
   ````` ťƮƊźƪʙ ƍŧbbbbb
 `````ŶƶƍۋŻƊℼŲźŮƍŧƊżƐʙ
   

7. ťƮರ

8. ರڱҠቔů҂ь c%BUF5JNFDžǿǏƑƢƊa%BUFDžǿǏůƍŧ
   cwCFHJOOJOH0G%BZxƋŮƍŧ
 ࣢ࢸ⡘ƋźƉℭhƫŲ൐ũ
   cw
   NPOUIxƋŮƊŰƍŧ
 %VSBUJPODžǿǏƒťƮŴƌaǴƺDžȃ૰ƑίෘƑƢ

9. ေຬƒťƮ 
   ]
   EBSUMBOHTEL
   
 IUUQTHJUIVCDPNEBSUMBOHTELJTTVFT

10. ေຬƒťƮ 
    ]
    EBSUMBOHTEL
    
 IUUQTHJUIVCDPNEBSUMBOHTELJTTVFT

11. ေຬƒťƮ 
    ]
    EBSUMBOHTEL
    
 IUUQTHJUIVCDPNEBSUMBOHTELJTTVFT

12. ƥźŮźƉğ
    044ቔӮƑὨ≓

13. 044ቔӮƑὨ≓ cሱٳů঒ƆƉŧƮŶƋƒⅅŮƥ঒ƆƉŧƮ
 ¹*TTVFƊ⃷⃾㥽Ƣ

14. 044ቔӮƑὨ≓ cdždžƮƑƒξůቋᗥƊŧŧ
 !PLVSBNBTBGVNJ

15. c⇀ṳƑࣂťƮ῜ⅳƵ
 ŰƄƶƋǀ✣ǭȉƍlj✣ǟƊࢳ㢯żƮ
    044ቔӮƑὨ≓ !B@NBUTVEB
 ;0;0ǜDžǤȃǎ✣ǐƑ࠯ℿἪ↜
    ρԫ൦a඾โ൦a.BU[൦Ǝ↙ŲƾȉǎǡƸದളb

    ʙƋƎŮŲℼŲaℼŲŶƋƵ㛀źƣʙ
 IUUQTUFDICMPH[P[PDPNFOUSZ@JOUFSWJFX

16. ƇŲƆƂ
    

17. ȌᄅᗥƋƒŧƇƍƑŮ c3BJMT


18. ȌᄅᗥƋƒŧƇƍƑŮ

19. ȌᄅᗥƋƒŧƇƍƑŮ c3VCZ


20. ȌᄅᗥƋƒŧƇƍƑŮ DMBTT
    %BUF
    ]
    ǀǬǎƽDžǞᆷཟǏDžȀǭǞ࿽∽
    3VCZ
    ȀǫƷȂȉǏǴǡǻƸȁ  
 IUUQTEPDTSVCZMBOHPSHKBMBUFTUDMBTT%BUFIUNM

21. lj✣ǟƵ䪎ƣ

22. lj✣ǟƵ䪎ƣ

23. EBUF@DPSFD

24. EBUF@DPSFD

25. EBUF@DPSFD t = year * 12 + month + other

26. EBUF@DPSFD y = t / 12 m = t %

    12 + 1 t = year * 12 + month + other d = dat.day(self.day)

27. EBUF@DPSFD y = t / 12 m = t %

    12 + 1 t = year * 12 + month + other d = dat.day(self.day)

28. EBUF@DPSFD

29. EBUF@DPSFD

30. EBUF@DPSFD

31. EBUF@DPSFD

32. EBUF@DPSFD y = t / 12 m = t %

    12 + 1 t = year * 12 + month + other d = dat.day(self.day)

33. EBUF@DPSFD y = t / 12 m = t %

    12 + 1 t = year * 12 + month + other d = dat.day(self.day)

34. EBUF@DPSFD

35. EBUF@DPSFD y = t / 12 m = t %

    12 + 1 t = year * 12 + month + other d = dat.day(self.day)

36. EBUF@DPSFD y = t / 12 m = t %

    12 + 1 t = year * 12 + month + other d = dat.day(self.day)

37. żŷŲᾏ੻߄żƮƋ c%BUFOFX 
    
    
    
    
    źƂƋźƉ
    

38. ƍƶƊŶƶƍŶƋźƉƮƑ
    Ĥ c㔂ሱุƑₒźŸ
    DMBTT
    %BUF
    ]
    ǀǬǎƽDžǞᆷཟǏDžȀǭǞ࿽∽
    3VCZ
    ȀǫƷȂȉǏǴǡǻƸȁ  
 IUUQTEPDTSVCZMBOHPSHKBMBUFTUDMBTT%BUFIUNM ݓƎƫƆƉ
 ڿ㔂ರƥ↎ũƫĆ

39. EBUF@DPSFD

40. EBUF@DPSFD

41. EBUF@DPSFD

42. EBUF@DPSFD

43. ƍƶƊŶƶƍŶƋźƉƮƑ
    Ĥ c㔂ሱุƑₒźŸ
 ƵၩℰžŽƎℼŴƮƫũƎ
    cƲƂźƂƄƒw௹րżƮটᄅƑࣂರxůƞźŧƃŴ
    

44. wƂƑźŧ3VCZx
 Ƶ⻎⇀żƮƂƤ

45. ƄƍƢƎ cEBUF@DPSFDƒ୍ᄅƎቔӮ
    

46. ƄƍƢƎ cEBUF@DPSFDƑభƒEBUFSCƊ⻎ል
 ƀƑℭEBUFSCƒ ྛŲƬŧ
    

47. ƄƍƢƎ c¹EBUF@DPSFD 
    c¹EBUFSC 
    c ¹EBUFSC
    

    
    cEBUFSC *OJUJBM

48. ơƋƤ c3VCZůቋۚƍƑƒa
 ቋۚƎƍƮƫũƎDPNNJUůὩơƯƉŰƂŮƬ
    cwźƂŧƫũƎℼŴƮxƑů3VCZƑᷠ৯ƑƕƋƇ
    cቋԚŮƬປᡋƍƥƑƍƶƉƍŧ
    cሱٳƑ֡ऎƑ㠥ൎƵᆩƮƋദ࣍ƎۋŻƬƯƉ
 ƥƆƋݺŰƎƍƮƑƊӑŭżżƤ

49. `)BQQZ
    $PEJOH

50. ŷౢ䒙ťƭůƋũŷŹŧơźƂ