oldhu's
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10
Jun 2009
Speed: JRuby 1.2.0 > Ruby 1.9.1 >> Ruby 1.8.7
Question No. 14 of Euler Project: euler hu
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time ruby1.9 014.rb real 0m15.70...
09
Jun 2009
Uploading multiple large files to a Rails application
Abstract This article solves 2 problems in Rails application development: Uploading multiple files into Rails app Uploa...
09
Jun 2009
过去了
20周年，就这么过去了。 spaces.live.com和flicker.com又可以访问了。
07
Jun 2009
Number of Divisors
http://en.wikipedia.org/wiki/Divisor_function to calc number of divisors of X: found all prime factors of X and number ...
05
Jun 2009
product
Product (mathematics), the result of multiplying Didn't know this before...
03
Jun 2009
无题
认识到失败并不是一件容易的事情，在大部分情况下，失败并没有明显的标志。 认识到了失败后，愿意承认失败更加不容易。承认失败意味着对自己努力的否定，意味着放弃。 但我必须得说，认识到失败并承认失败，不再为难自己，确实会让生活变得更容易。
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