HyperBBQ

This post discusses how ssh-agent works on OS X Leopard. Very informative.

http://www.dribin.org/dave/blog/archives/2007/11/28/ssh_agent_leopard/

Short and sweet

Download my script to automate rdiff-backup installation on OS X.

Longer version with background

I use rdiff-backup to keep all my systems backed up. Rdiff-backup keeps incremental changes and permission information, and only transmits changes over the network. It’s great for automated remote backups. All my Linux systems backup at least once a night, some several times daily to offsite locations via consumer-class internet connections. The first backup is painful if you have a lot of data, but after that only differences have to go so things are pretty smooth. (more…)

As discussed in the Macworld article Set newer portable Macs’ sleep mode, it is possible to disable the copying of RAM onto disk when you put a MacBook or MacBook Pro to sleep. I’ve found the recovery from sleep to be more reliable with this feature disabled. Going to sleep also takes much less time.

I’ve included the relevant portions of the article below for the curious. For the impatient, running the following commands in Terminal will change sleep mode to RAM-only, and remove the memory image file:

sudo pmset -a hibernatemode 0
sudo rm /var/vm/sleepimage

(more…)