先查看公钥文件authorized_keys的权限是否为600，即-rw-------如果authorized_keys权限确认正常，可以查看ssh认证日志tail -f /var/log/auth.log，看到日志有以下错误Apr 26 19:58:34 hostname sshd[1929]: error: Could not load host key: /etc/ssh/ssh_ho...
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问题现象使用apt-get update时报错W: GPG error: http://extras.ubuntu.com trusty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 16126D3A3E5C1192解决方法ap...
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1. Python2运行脚本提示“encoding declared”因为Python2的默认编码是ASCII，而代码中可能有UTF-8的字符导致，解决方法是设置UTF-8编码格式在脚本第一行增加#coding=utf-82. Python2运行脚本提示“UnicodeDecodeError: 'ascii' codec can't decode byte 0xe8 in position”...
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