Amazon Web Services (aws)

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39
votes
2answers
60k views

How to run sudo command with no password?

How does the ubuntu user on the AWS images for Ubuntu Server 12.04 have passwordless sudo for all commands when there is no configuration for it in /etc/sudoers? I'm using Ubuntu server 12.04 on ...
4
votes
1answer
293 views

“Could not open display `(null)'” error. How can I fix this?

I'm trying to run an appliaction, but when I run it I get a Could not open display `(null'). Error. Why is this? Specifically I was trying to run scratch (which I installed via aws): ...