DataPhilly: Apache Pig
I’m giving a presentation on Apache Pig at DataPhilly. For those who want to access the slides later, or those who were not able to make it in person, below is the presentation I’m using to keep my …
AWS Signature v4 in Bash
The last step in signing the API request to AWS is calculating the signature using the secret key. Here is a subroutine to calculate it in a bash script. Make sure openssl is at least 1.0.0 function sign …
The Future of Android
There has been a lot of talk in the media lately about the future of the Android operating system. The trigger this time was the resignation of Android chief Andy Rubin. One post in particular has caught my …
Happy New Year!
I updated my site & blog for 2013, making it more responsive and mobile-friendly. As part of the redesign, I created a plugin to WordPress, connecting to my 500px account. It pulls in my profile once a day, …
California Condors
This is a repost of the story I posted some time ago on on 500px. California Condor (Gymnogyps californianus) is one of the rarest birds in North America. Hunted and poached close to extinction, only ~400 of these …
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