RHEL 6 Login Display messed up VMware Fusion

I had the problem with my login display on RHEL 6 being wrong. I could not see any of the additional buttons on screen (ie I couldn’t shut down the VM without logging in). Fixing this was more of a problem than it should have been. Finally found a bug report to Red Hat:https://bugzilla.redhat.com/show_bug.cgi?id=586117 Thanks […]

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Cleaning a Disk with dd

Lets say that you have an old system sitting around that you want to give to a friend or to a charity. The system itself is fine, but you had been using it for keeping track of your personal finances. You had several personal bits of information on there (credit card numbers, account numbers, ssn, […]

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Using Screen

Until recently, I had never used screen. Now I love it! Screen is awesome. In short, screen is a virtual terminal session that allows multiple windows within a single ssh session. It also maintains your session if you lose a connection. start screen: $ screen to create a new window: cntrl-a c to exit a […]

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Good Basis for a Banner

https://help.ubuntu.com/community/SSH/OpenSSH/Configuring has a great basis for a login banner: *************************************************************************** NOTICE TO USERS This computer system is the private property of its owner, whether individual, corporate or government.  It is for authorized use only. Users (authorized or unauthorized) have no explicit or implicit expectation of privacy. Any or all uses of this system and all […]

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Yum Groups

To install development tools:# yum groupinstall ‘Development Tools’ To remove development tools:# yum groupremove ‘Development Tools’ To list Yum groups:# yum grouplist Refhttp://www.cyberciti.biz/tips/fedora-core-installing-package-groups-with-yum.html

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