错误提示如下： 1 2 3 4 5 6 7 8 git push origin master Alias tip: gp origin master Username for 'https://github.com': williamlfang Password for 'https://williamlfang@github.com': remote: Support for password authentication was removed on August 13, 2021. Please use a personal access token instead. remote: Please see https://github.blog/2020-12-15-token-authentication-requirements-for-git-operations/ for more information. fatal: Authentication failed for 'https://github.com/williamlfang/blog.git/' 参考：How to fix the

建立组播 tcpdump 解析报文 Tips&Tricks

在 ~/.vimrc 添加 1 2 3 set fileencodings=utf-8,ucs-bom,gb18030,gbk,gb2312,cp936 set termencoding=utf-8 set encoding=utf-8 另外，有可能出现 ^M 这样的表示符号，其实是 return 的显示，替换掉 1 :%s/\r//g