June 2013 issue of Open Source for You has one of my articles

Title: An introduction to Graphviz.

Graphviz tools help you draw, illustrate and present graph structures. Do not be discouraged and please do not think that ‘drawing graph structures’ is restrictive and limiting. I can promise you that by the end of the article, you will change your mind.

My articles for the MacTech April 2013 issue

Article 1: Programming iCloud Applications
An introduction to the iCloud API.

Article 2: Drawing in iOS

50 billions!

CyberDuck 4.3.1 is available

WWDC 2013 tickets

Comfort Zone

Open Source for You May 2013 published two of my articles

Article 1: Graphing Network Performance with MRTG

Article 2: Monitoring and Graphing your Network with Cacti

WWDC 2013