1. (a.k.a id:t-wada or @t_wada)
Dec 19, 2009 @

14. http://www.flickr.com/photos/snapperwolf/2607585548/

15. http://www.flickr.com/photos/snapperwolf/2607586846/

16. http://www.flickr.com/photos/recompile_net/3298985098/

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23. Refactoring
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28. Refactoring
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42. Write a program that prints the numbers from 1 to 100. But
for multiples of three print “Fizz” instead of the number and
for the multiples of five print “Buzz”. For numbers which are
multiples of both three and five print “FizzBuzz”.
1 100
3 Fizz 5
Buzz 3 5
FizzBuzz
http://tickletux.wordpress.com/2007/01/24/using-fizzbuzz-to-find-developers-who-grok-coding/
http://www.aoky.net/articles/jeff_atwood/why_cant_programmers_program.htm

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http://blogger.ukai.org/2007/09/itpro-challenge.html

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50. Refactoring
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57. Map
Last Recently Used (LRU) Cache
Map

58. #
lru.put(“a”, “dataA”);
lru.put(“b”, “dataB”);
lru.put(“c”, “dataC”);
lru.get(“a”); #=> null
# get
lru.put(“a”, “dataA”);
lru.put(“b”, “dataB”);
lru.get(“a”); #=> “dataA”
lru.put(“c”, “dataC”);
lru.get(“b”); #=> null

59. LRU Cache ?
( …)

60. LRU Cache ?
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61. LRU Cache
( …)