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10 Object Oriented Design Principles

OO LogoEvery now and then when I review code, I see developers write code that does not conform to the basis OO design principles and this eventually make it difficult to understand, maintain, extend blah blah..... Basically its just keeps on adding a layer of un-necessary complexity that you have to deal with. So what do you do? I guess you end-up refactoring the code( Did I said, I love refactoring?

SSL made easier for Testing By Dummy SSL

Introduction
JDK 1.4.2 and above JSSE allows to plugin the implementation of the ssl security provider.
Sometimes its difficult to get the ssl/jsse working correctly due to a number of reasons.
Specially in testing applications, where the url's are accessible via ssl , parts or all of the the ssl implementation/provider can be swapped sith a custom
if the server certificate is a self signed cert, not valid or not a trusted cert.

Clash of the Technology Titans - A Recap

Introduction

Interestingly enough this power clash has been going on for more than a year now. Even though nothing concrete has come up from it. Even with the latest news about Yahoo and Ebay working together in Japan does not change a thing. EBay withdrew from Japan in 2002 after only two years of operation.Could not compete with well established site Yahoo Japan and Rakuten.

Retrieve Page Contents via Http Get using Ruby

This script retrieves the content of url and dumps it to the output .
Example copy this script into file named : get_page.rb

Clean up Rail Sessions

By default rails does not clear out stale sessions from the session store. Depending on the configuration session can be stored in the local file system or the database.

Open Social Sample Container Released

As mentioned in the last post (Open Social API first review) the the SPI (Service provider interface) was not defined. So Google open social developers have released a reference implementation of the container.The sample container can be be download from here

Open Social API First Review

Introduction

Finally the API is out. Let all the excitement come to rest.

First review of the API , in nutshell it just an google widget (existing Google Gadgets) with Javascript and Open Social API as extension.

Retrieving YouTube Video Thumbnail

This might seem like a daunting task at first.
How about writing an Flash video scrapper or flash decoder or blah. blah...

Fear not, when the video is upload the thumbnail is also uploaded/created
So we can reference the thumbnail using this link

Open Social API

Finally the word is out.
I have to say i am impressed by this approach.Embarassed
Google is all set to release the Open Social API (OS API).
It not just an API for Orkut but it would work accross various social networking site.

These API would provide access to 3 datasets namely

Orkut Applications

Google is all set to release developer API for the Orkut Platform on Nov 5 2007.
This api would allow 3rd-party developers to develop social networking applications and benefit from it.
This is an exciting as this would open up data for millions of users for various interesting applications.
Orkut is great platform to stay connected with friends and relatives and have fun.

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