摘要： sudo gedit /etc/environmentJAVA_HOME=/opt/javaCLASSPATH=.:/opt/java/lib:/opt/java/jre/libPATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/opt/java/bin:/opt/java/jre/binsudo update-alternatives --install /usr/bin/java java /opt/java/bin/java 300sudo update-alternatives -- 阅读全文

摘要： 1.可以用下面命令将解压后的乱码文件恢复回来sudo apt-get install convmvconvmv * -f gbk -t utf8 --notest2.用p7zip解压sudo apt-get install p7zip-rar3.安装新版本的rarhttp://www.rarlab.com/download.htmhttp://will0690.blog.163.com/blog/static/45668020112297565680/ 阅读全文