Archive for the ‘Tech Blog’ Category

Export UUID list from Apple Developer account

Posted: June 7, 2011 by Giju Eldhose in Tech Blog
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Problem:  I had two apple developer profiles , I wanted to migrate my existing device UUID list from one account to the other . I was expecting an export option for all the device id list to corresponding format from the apple website it self. and I was sure to find it somewhere . and to my [...]

Testflightapp.com – beta testing IOS applications

Posted: February 24, 2011 by Giju Eldhose in Tech Blog
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It starts like this , Connect your Iphone to the one computer where you were syncing your app and data. And now you have to help your friend by trying out his app on your device. you send him the device id, – and you got a .mobileprovision file + .ipa file . You try [...]

Objective-C SHA HMAC PHP – sending data with signature

Posted: February 19, 2011 by Giju Eldhose in Tech Blog
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For one of the Games developed for iPhone, we had a requirement of sending data over http. and the sender needed to be verified (authenticity) & correctness of the data (data integrity) was to be checked. We solved it by using SHA_256 and Hmac . This is how we did it. on the Objecive-C side [...]

An Hour With “Stay Focused”

Posted: February 7, 2011 by Giju Eldhose in Tech Blog
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I installed the stay focused extension on my google Chrome and was testing it .  I have an unfinished version of  a Firefox extension which does similar job.  but not as feature rich as stay focused . They have done a great work by creating such a nice tool , I really like the challenge [...]

Site24x7 – I feel this is the best uptime monitoring service

Posted: February 1, 2011 by Giju Eldhose in Tech Blog
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For monitoring  our servers , I was investigating various services.  There is a mashable post on top 10 site up time services and I was checking what each of them  were offering . I drilled down to the number  9 to find site24x7 – most of them offer basic up time check and alerts through [...]

Integrating with Kontagent

Posted: December 27, 2010 by Giju Eldhose in Tech Blog
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My initial impression was to integrate with the PHP, JS SDK which kontagent provide. And to get things done automagically . But Immediately after I started I understood , Its complicated , — Better say not of my taste . The REST API is much more simpler and I could easily find a way to [...]

Trust me, Objective-C is not that hard / bad.

Posted: November 26, 2010 by Giju Eldhose in Tech Blog
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Disclaimer : I am not trying to infect your thoughts with a particular language is good or another is bad, I am just trying to help those people who feel that initial discomfort in getting introduced with Objective-C. If you are new to IPhone Application Development and Objective-C, there might be a period when you [...]

Screen[s]

Posted: August 7, 2010 by Giju Eldhose in Tech Blog
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This is a great utility if you are a sys admin or you need to have multiple shells persisting over a period of time. All you have to do is  to configure a .screenrc file to configure the shells that you would like to have when you login. Generally people keep a screen session run [...]