SSH into virtual servers without typing your password or your full username and host name. Step 1. Create the key pair on the client machine Look for these files: ~/.ssh/id_rsa ~/.ssh/id_rsa.pub If they do not exist already, you can generate the pair: ssh-keygen -t rsa If they already exist, no need to regenerate. Step 2.
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Variables declared inside a function are local to that function. bar
Prevent losing your work due to broken connections using screen. Especially great when working from an unstable connection. For installation and other information, see: http://www.gnu.org/software/screen/ To use screen: ssh into your remote server as usual. Actual using the command screen. You will see an introduction. Just click enter. Now you are using screen! Easy as