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by Henry Robinson, April 26, 2010 The ‘CAP’ theorem is a hot topic in the design of distributed data storage systems. However, it’s often widely ... 阅读全文
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.jar files are used for archiving, archive unpacking. One of the essential features of jar file is loss-less data compression. Need to know ho... 阅读全文
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... Starting namenodes on [] localhost: Error: JAVA_HOME is not set and could not be found. localhost: Error: JAVA_HOME is not set and could not be... 阅读全文
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再次遇到 SSH Server And “Permission denied (publickey) 用这个关键词搜索才找到howtogeek上答案: sshd : Authentication refused: bad ownership or modes for directory / 直接... 阅读全文