centos 7 问题集锦

yum（全称为 Yellow dog Updater, Modified）的使用

https://blog.csdn.net/zhaoyanjun6/article/details/78894974 

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centos 7 asp.net core 使用QRCoder 报“Unable to load DLL 'gdiplus'"

解决办法：

yum install libgdiplus-devel

问题参考：

https://www.cnblogs.com/hobinly/p/7762296.html

https://q.cnblogs.com/q/98966/

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在CentOS7上安装RabbitMQ

curl -s https://packagecloud.io/install/repositories/rabbitmq/rabbitmq-server/script.deb.sh | sudo bash

yum install rabbitmq-server

参考资料：

https://www.cnblogs.com/hujiapeng/p/7352904.html

https://packagecloud.io/rabbitmq/rabbitmq-server/install#bash-rpm

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