随言碎语

ssh

Xshell连接虚拟机慢 只需修改配置文件/etc/ssh/sshd_config，把UseDNS yes，改为UseDNS no，重启服务(service sshd restart)

git

git SSL certificate problem: unable to get local issuer certificate 报错处理:

git config –global http.sslVerify false