摘要：
Introduction The /etc/sudoers file controls who can run what commands as what users on what machines and can also control special things such as wheth 阅读全文
摘要：
原因：执行sudo后，sudo会根据visudo里面配置的secure_path来找寻命令，所以sudo尽量使用绝对路径 sudo bash-c "echo $PATH"也可以看到sudo的PATH http://stackoverflow.com/questions/32020594/sudo-p 阅读全文