App Transport Security has blocked a cleartext HTTP (http://) resource load since it is insecure.
Xcode 7, 涉及到了访问http资源，测试时碰到如下报错： App Transport Security…
初次安装Docker 运行出现的问题 – Cannot connect to the Docker daemon
Ubuntu 14.04 第一次安装Docker，运行hello-world 是可以的， 重启系统之后，运行h…
