Author Archives: donpark

Test post from Fargo

This is a test post from Dave Winer’s Fargo. How to do this is documented here

Posted in General

On KISSmetrics

I think Hiten Shah, CEO of KISSmetrics, is too distracted with recent lawsuits to understand the mistake his company made: not looking out for their customers. Legality of using ETag for tracking or reusing same ETag hash across domains is … Continue reading

Posted in General

Cinemetrics

Cinemetrics is a promising example of Identicon IMO. Similar efforts have been made audio clips. Cinemetrics aims to create a visual “fingerprint” for film using the editing structure, color, speech and motion. Design challenge in generating interesting ‘fingerprint’ depends largely on the … Continue reading

Posted in General, Technical | Tagged

Identicon and Robohash

This post is a dump [for archival purpose] of exchange between Colin Davis, creator of Robohash, and I that took place in context of a Hacker News about Robohash. Colin: Identicons are a great idea, I really love them.. They’re … Continue reading

Posted in General, Technical | Tagged

What is Identicon?

Word identify has two meaning: Establish or indicate who or what (someone or something) is. Recognize or distinguish. I chose the name Identicon with second meaning in mind to convey that Identicons’ intended applications are in helping users recognize or … Continue reading

Posted in General, Technical | Tagged | 2 Comments

Identicon and QR Code

I was recently asked to provide some information on identicons, a good excuse to restart blogging. This post, more like notes actually, compares Identicon to QR code which may seem similar visually but are not. WARNING: I think in random … Continue reading

Posted in General, Technical | Tagged | 1 Comment

Installing sqlite3-ruby gem on Snow Leopard

Problem: After upgrading to Snow Leopard, I had to rebuild/reinstall MacPorts and RubyGems as recommended. While doing this, I found that sqlite3-ruby gem install failed with errors related to extconf.rb file. Solution: Not sure why this works but I found … Continue reading

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Using JSP with Jersey JAX-RS Implementation

This post shows you some tips you’ll likely need to use JSP with Jersey in typical Java webapps. Tested Conditions While Jersey 1.1.1-ea or later is probably the only hard requirement for the tips to work, my development environment is … Continue reading

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Firefox Extension Developer Tips

Just a couple of tips for Firefox extension developers, hard earned after many hours of head scratching. Not adhering to either tips will confuse Firefox and XPCOM component will fail to load. XPCOM components get loaded before chromes are loaded. … Continue reading

Posted in Technical | Tagged , , , ,

Real-Time State of Mind

I need to get back to blogging more often. Having to type more than 140 characters feels wierd. ;-) Given that I’ll be attending TechCrunch’s Real-Time Stream CrunchUp this Friday, I thought a blog post on a key real-time stream … Continue reading

Posted in Technical | Tagged , , | 3 Comments