Enavigo

Take lemons, make lemonade or Jill and Yuval’s Musings

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Google App Engine: Brief First Impression

October 6th, 2009 No Comments

Started playing with the Google Apps Engine last night. Now that Java is supported, even I can be lured after the magical charm of what is close to the infinite scalability holy grail. These are my impressions spending a couple of hours with the tutorial:
1. Eclipse makes it easy
Google created a pretty nifty plugin for [...]

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Generating Short Alphanumeric Identifiers in Java

January 4th, 2009 No Comments

I will make it short and sweet, for a change: suppose you have a large number that you want to distribute to users, and you want to instead to give them a shorter, easier to share string of characters.  220p9 instead of 3453453. Neat, no?
I grappled with this, being a moron, for way too [...]

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Building an IM Bot with the Smack API. Avoid setting Roster Permissions

November 23rd, 2008 No Comments

So I built what is an instant messaging bot using the Smack API and the Openfire XMPP server. Doing it is pretty simple of you read the documentation and Smack’s developer notes. The bot relies on a queue-like object that Smack gives you called a PacketCollector. All you need to do is log in to [...]

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