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No connection could be made because the target machine actively refused it?
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从Sloodle看三维虚拟学习环境的发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术
...很多使用基于网络的多用户虚拟环境进行教学的实例 ,如 Active Worlds、Second Life、Wonderland等 ,这些平台有很好的三维模拟环境 ,在教学中使用得越来越广泛 ,但缺乏学习过程记录与支持的功能 ,有必要将其与现有的教学系统尤其是基...
How to correctly save instance state of Fragments in back stack?
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How can I get color-int from color resource?
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Rails: update_attribute vs update_attributes
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Android Spinner : Avoid onItemSelected calls during initialization
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Android multiple email attachments using Intent
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Programmatically Hide/Show Android Soft Keyboard [duplicate]
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Android: remove notification from notification bar
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