分类
Life Music

古琴F调按音图

各弦音域(散音加徽内按音) 一弦: 5– 到 5+ 二弦: 6– 到 6+ 三弦: 1 […]

分类
Develop linux 系统维护

Cron

Cron在Linux系统中用于计划任务。 举个例子 0 */2 * * * date >> /var/log/ […]

分类
Music

十二平均律

简介 十二平均律是音乐定调的基本方法,是指将一个八度,(频率相差1倍),的范围,平均分成12分(等比)。每一段 […]

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Develop ruby on rails

Using VCR with WebMock in Rails Rspec Tests

If the application need interaction with another web se […]

分类
Develop ruby on rails

[Repost] Here Document in Ruby

This is repost from http://log.gmarik.info/2007/12/ruby […]

分类
Uncategorized

[Repost]How to kill a dragon with various programming languages

Repost from How to kill a dragon with various programmi […]