Author Archives: dre

About dre

I like all kinds of food.

Instamapper

Posted on September 20, 2008 by dre

Instamapper is kinda nifty. Upload GPS coords from a mobile device to a web service, plot them on google maps. Simple and fun! Here’s my bike ride home from coffee:   They have an iPhone app called GPS Tracker that … Continue reading →

Posted in bit bucket, iPhone | Leave a comment

get notified!

Posted on September 7, 2008 by dre

Mac OS X makes extensive use of a variety of event notification mechanisms, as described here. One such mechanism is documented in the notify(3) man pages, and it is these types of libnotify notifications that are the focus of this … Continue reading →

Posted in development, OS X, OS X Server, scripts, tutorials | 1 Comment

Hacking Time Machine

Posted on August 8, 2008 by dre

It’s “hack some shit up” Friday. Everybody ready? Have a Time Capsule or Mac OS X Server configured to provide network time machine backups? Of course you do! Let’s examine the client / server interaction. The Time Machine preference pane … Continue reading →

Posted in development, OS X, OS X Server, scripts | 3 Comments

Applied Kerberos troubleshooting

Posted on July 4, 2008 by dre

The following is an IRC transcript taken from #afp548, irc.freenode.net. It chronicles the troubleshooting process of a fairly well-hidden edge case of Kerberos configuration in Mac OS X Server. pastebin.ca was used to relay larger hunks of textual information; I’ve … Continue reading →

Posted in OS X, OS X Server, tutorials | Leave a comment

Exploring Leopard’s Local KDC

Posted on May 13, 2008 by dre

I recently had an excuse to dig into Leopard’s local KDC (LKDC), and have created a page on my wiki to hold the results. Some excerpts below: The Local KDC (LKDC) is a Kerberos implementation that extends “single sign-on” capabilities … Continue reading →

Posted in OS X | 1 Comment

Infinity!

Posted on May 4, 2008 by dre

“Screen Sharing” (aka VNC) between two Mac OS X machines, each connected to the other. Heading to Austin in a couple hours; spending the week there on bidness.

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more motion

Posted on April 29, 2008 by dre

Times of change are rapidly approaching! Again! I’m expecting an offer for this job sometime this week. Heading to Austin next week to help host a beta run of an upcoming Apple training course for which I’m developing part of … Continue reading →

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disksleep

Posted on November 15, 2007 by dre

The purpose of this script is to add a bit of granularity and intelligence to the energy saver settings in Mac OS X for disk sleep. Problem: I want to let my disks sleep, but I HATE having to wait … Continue reading →

Posted in OS X, scripts | Leave a comment

ascii art motd funs

Posted on June 12, 2007 by dre

Here’s a small quicktime movie of my server’s current message of the day (250 KB). I’m headed to PA in a few hours to hang out with the fam for a week. Unemployed for about 2 months now, and it’s … Continue reading →

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Tiger Server servermgrd library for Python

Posted on June 11, 2007 by dre

motivation I finally found a reason to write some Python. Being something of a monitoring and data junkie, I’ve had a fair amount of experience with snmp, data mining scripts, etc. After writing this post to the server list, I … Continue reading →

Posted in development, OS X Server, scripts, tutorials | 17 Comments