Category Archives: Research

The end of the Internet is near

Posted on July 28, 2010 by DaveK

Well, maybe not the end of the Internet, but the end of the IP Address space, as we know it, is near. You know, IP addresses are the 4 blocks of number separated by periods, i.e. 10.0.0.1; well, there are … Continue reading →

Posted in IPv6, Research | Tagged , , , , , | 1 Comment

Making bp-events work on BuddyPress 1.2 (with invites working)

Posted on July 23, 2010 by DaveK

There is a lot of chatter about wanting the plugin creator to update bp-events to work with Buddypress version 1.2, and so far it hasn’t happened, however, this guy has ported it for us so kindly: http://codewarrior.getpaidfrom.us/2010/04/21/buddypress-event-plugin-for-1-2/ Share This Post … Continue reading →

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Hack to make vipers-video-quicktags detect iPad and use HTML5 Video Tag

Posted on May 24, 2010 by DaveK

I use this WordPress plugin, vipers-video-quicktag, in a couple sites I maintain. I use it to display FLV video. I’ve found if I create .mp4 videos with the H.262 video and AAC audio codecs, it’ll play in the Flash player, … Continue reading →

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Spirit Jailbreak for iPad

Posted on May 19, 2010 by DaveK

Download the Spirit Jailbreak here http://spiritjb.com/ run and presto, your iPad is JailBroken. First problem, the MobileTerminal app in Cydia crashes. Good workaround: I already had the iSSH app installed from App Store. I think it was $10. I installed … Continue reading →

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How many people already have IPv6 connectivity?

Posted on February 20, 2010 by DaveK

We need to give a lot of thanks to Eric Vyncke for this fine innovation….   Put a 1-pixel image on your web site that lives on an IPv4/IPv6 dual stack host. This 1-pixel image is actually a PHP script … Continue reading →

Posted in IPv6, Research | Tagged , | 1 Comment

Load Balancing Techniques

Posted on June 13, 2009 by DaveK

Load balancing is a term that describes a method to distribute incoming socket connections to different servers. It’s not distributed computing, where jobs are broken up into a series of sub-jobs, so each server does a fraction of the overall … Continue reading →

Posted in Linux, Research | Tagged , , | 10 Comments

Parallel Distributed Computing Example

Posted on April 24, 2009 by DaveK

You may have seen article, Hadoop Example, AccessLogCountByHourOfDay. This is a distributed computing solution, using Hadoop. The purpose of this article is to dive into the theory behind this. To understand the power of distributed computing, we need to step … Continue reading →

Posted in Code, Research | Tagged , | 1 Comment

Inspiring MapReduce lectures by Google

Posted on April 23, 2009 by DaveK

Watched a set of 3 lectures run at Google, by Aaron Kimball, on MapReduce was inspiring to me. I feel like I have a much more solid grasp on MapReduce after watching these. I really liked how it started out … Continue reading →

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