摘要:
http://qt.nokia.com/learning/online/talks/developerdays2010/tech-talks/scene-graph-a-different-approach-to-graphics-in-qt/ http://labs.qt.nokia.com/2010/05/18/a-qt-scenegraph/ **** http://zc... 阅读全文
posted @ 2011-09-28 16:47
katago
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摘要:
shell字符串的截取的问题: 一、Linux shell 截取字符变量的前8位,有方法如下: 1.expr substr “$a” 1 8 2.echo $a|awk ‘{print substr(,1,8)}’ 3.echo $a|cut -c1-8 4.echo $ 5.expr $a : ‘\(.\\).*’ 6.echo $a|dd ... 阅读全文
posted @ 2011-09-28 09:34
katago
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