Linux Centos7设置UTF-8编码，防止中文乱码
#
locale
LANG=zh_CN.gb2312
LC_CTYPE="zh_CN.gb2312"
LC_NUMERIC="zh_CN.gb2312"
LC_TIME="zh_CN.gb2312"
LC_COLLATE="zh_CN.gb2312"
LC_MONETARY="zh_CN.gb2312"
LC_MESSAGES="zh_CN.gb2312"
LC_PAPER="zh_CN.gb2312"
LC_NAME="zh_CN.gb2312"
LC_ADDRESS="zh_CN.gb2312"
LC_TELEPHONE="zh_CN.gb2312"
LC_MEASUREMENT="zh_CN.gb2312"
LC_IDENTIFICATION="zh_CN.gb2312"
LC_ALL=
# cp /etc/locale.conf /etc/locale.conf.bak
修改/etc/locale.conf文件为：
#vim /etc/locale.conf
# cat /etc/locale.conf
LANG="zh_CN.UTF-8"
系统重启
#reboot