Post Thumbnail

Apparently, the internet has more deep-seated security bugs to worry about than Heartbleed. Researchers have discovered a longstanding flaw in a common Unix command shell (bash) for Linux and Macs that lets attackers run any code they want as soon as the shell starts running. They can effectively...

September 24th 2014 at 9:02pm 0 Comments
Post Thumbnail

Time Machine works best when you use it as it's designed: You simply let it run in the background and do its thing, only bothering it when you have to go back and get an old version of a document out. But if you ever want to do anything a little crazy with Time Machine ("adopting" a backup hist...

November 7th 2012 at 9:00pm 0 Comments
Post Thumbnail

There's an easy way in OS X 10.7 Lion to convert video or audio from one format to another, using a fixed suite of conversion settings. One approach uses Automator and can be launched from the Finder. The other uses the Terminal application and the afconvert (for audio) or avconvert (for video)...

November 22nd 2011 at 11:00am 0 Comments
Post Thumbnail

The Terminal is a Mac power-user's best friend. When you need to get something specific done, access the underlying system, modify files or change some settings, command line is often the best and only way to get it done. Instead of having to go to it, DTerm brings the command line to you. Wo...

August 2nd 2011 at 3:00pm 0 Comments
Post Thumbnail

Dropbox is already a very powerful utility for Mac OS X, but if you're knowledgable in Unix, you can make it even better. Here are five ways that you can use Unix to get more out of Dropbox. 1. I wanted to update my copy of the HTML processing tool Tidy today. I was happy to find instructions for bu...

December 14th 2010 at 10:00am 0 Comments
Post Thumbnail

Look, it's nothing to be ashamed of, it happens to everyone: your Mac has frozen up and won't respond. I know, I know, for years we Mac folks used to love poking fun at Windows because it freezes up. Apple even made a commercial about it. As someone who has used both, I will say that I have seen thi...

July 12th 2010 at 8:00pm 0 Comments
Post Thumbnail

The other night I needed to change Wi-Fi networks on a computer that I was connected to via ssh. Just about every page that I found via Google led me to try the exact same thing (type "airport -A") with one minor problem: it didn't work. Let's back up a little bit. You may know that there is a comma...

May 6th 2010 at 11:00am 0 Comments
Post Thumbnail

Rudix offers a collection of Unix utilities which do not come with OS X by default. When setting up a new Mac I always install these Unix utilities: wget, ncftp, lynx with SSL support, and the GNU Core Utilities. I compile them manually whenever possible, despite options like MacPorts or Fink. I d...

May 4th 2010 at 2:00pm 0 Comments
Post Thumbnail

I fully expected that my article on mailsend would lead to several "Why don't you use use XYZ instead?" replies, and it did. Suggestions included Ruby, Python, iPhone push notifications, and configuring postfix/sendmail. But one suggestion was to use msmtp, and that turned out to be the golden nugge...

May 4th 2010 at 9:00am 0 Comments