Tuesday, June 10, 2008

Sysadmin Stuff

SSH Speed-up - saves a couple of seconds per connection, in some circumstances. [1]

Two SSH-isms, including the method to remove a bad key from known_hosts without editing the file.

Gem uninstall - because sometimes you just have to start over.

To uninstall all gems do this

gem uninstall --a --ignore-dependencies .+

[1] untested
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