A Mac sysadmin, documenting useful code, ideas, & guides.

Google Classroom

Chromebooks are pretty popular in Education right now due to their low learning curve, low price, and high usability. They are quite good at simple projects and give more students access to the internet. Now Google wants to remove paper… Hopefully Classroom will help you spend a little less time at the photocopier and a little more time doing what you love—teaching. Read more: More Teaching Less Tech-ing

Moved the blog over from Octopress to a plain Jekyll setup. This allows me to have a bit more control while also removing some of the fluff that was installed by Octopress that I did not use. I am very glad to have found such a great theme created by Michael Rose. I will release another post once I have had a little more time to play around. As of this moment, it is about 10 times faster to generate the website on my laptop.

I always find myself looking for a good resource when writing if/then statements in bash scripts. It’s hard to remember all the combinations when you simply do not use most of them frequently. Below is my personal cheat sheet…copied here because I was tired of having to look for a good resource. Examples on usage can be found in the original article. integer comparison # The following are for number values only.

Encrypted DMGs

Apple has a build in way to create secure encrypted 256-bit AES disk images. This is a guide on creating these disk images, usage, draw backs, and think to remember.

Find My Mac

Under the hood of Find My Mac there are some security details that are not widely published. These details should not concern most consumers however I found them quite interesting. When a user enables Find My Mac (FMM) on their computer this is a system level change. This means if a user wishes to enable FMM they must be an administrator of the computer. A result of this is that in most environments where students are standard users this feature should never be enabled by accident.