hadoop-hello-world:Hadoop简介与Mac安装和map-reduce示例

Hadoop Mac安装和Map Reduce示例 先决条件 确认适用于HadoopJava 1.6。*或更高版本 $ java -version java version " 1.7.0_79 " Java(TM) SE Runtime Environment (build 1.7.0_79-b15) Java HotSpot(TM) 64-Bit Server VM (build 24.79-b02, mixed mode) 如果需要，安装Homebrew，Git，Maven： $ ruby -e " $( curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install ) " % brew install git % brew install git-flow-avh % brew inst