hadoop-eclpse安装运行备忘

eclipse:/home/hadoop/MyEclipseProfessional
java:/usr/lib/jvm
terminal:when open file ,thefile shouldn't has the space.And after you open the file,remember to change the name back.
the path of input:/user/hadoop/input
the path of input in eclipse: hdfs://localhost:9000/user/hadoop/input
delete the output in terminal: bin/hadoop fs -rmr /user/hadoop/output