摘要：现象 启动ansible在Ubuntu 20.10节点安装服务 ansible-playbook -i ./hosts inventory/nginx.yml 提示错误： E: Package 'python-apt' has no installation candidate 问题原因 Ubunt 阅读全文

摘要：pip install tensorboard==2.5.0 -i https://pypi.douban.com/simple 如果提示以下错误，需要export tensorboard的路径，安装的时候提示在/home/nick/.local/bin/路径 bash: tensorboard：未 阅读全文