http://pearlin.info Fri, 18 May 2012 22:51:55 +0000 en hourly 1 http://wordpress.org/?v=3.3.2 FACEBOOK Billion dollar IPO is now LIVE: The social network got to public worth over $104 billion and a share price of FB:$38 http://pearlin.info/2012/05/18/facebook-billion-dollar-ipo-is-now-live-the-social-network-got-to-public-worth-over-104-billion-and-a-share-price-of-fb38/ http://pearlin.info/2012/05/18/facebook-billion-dollar-ipo-is-now-live-the-social-network-got-to-public-worth-over-104-billion-and-a-share-price-of-fb38/#comments Fri, 18 May 2012 21:06:37 +0000 admin http://pearlin.info/?p=880 FB: $38: , yes it’a big day for social network giant, Facebook.

Mark Zuckerberg and FB’s IT engineers are in the IPO now.

The team is working around the clock and working hard to push new features to the production site before company’s CEO ring the opening bell of NASDAQ from it’s headquarters.

900M+ [...]]]> http://pearlin.info/2012/05/18/facebook-billion-dollar-ipo-is-now-live-the-social-network-got-to-public-worth-over-104-billion-and-a-share-price-of-fb38/feed/ 2 Linux Interview Questions and Answers http://pearlin.info/2012/05/15/linux-interview-questions-and-answers/ http://pearlin.info/2012/05/15/linux-interview-questions-and-answers/#comments Tue, 15 May 2012 20:40:18 +0000 admin http://pearlin.info/?p=853 Q. How to know what shell i am using.

A. echo $SHEL Q. How to know the paret and child prcess id relationship. A. pstree Q. How do you know the statistics of a PID. A. cat /proc/PID/status or stat — age of the PID. Q. How to know total physical RAM(Memory) in Linux  A. [...]]]> http://pearlin.info/2012/05/15/linux-interview-questions-and-answers/feed/ 0 Troubleshooting Hadoop http://pearlin.info/2012/05/14/troubleshooting-hadoop/ http://pearlin.info/2012/05/14/troubleshooting-hadoop/#comments Mon, 14 May 2012 19:40:42 +0000 admin http://pearlin.info/?p=812  

 

 

Handy Hadoop…

Here are tips and tricks you might find useful if you are dealing with Hadoop/Hbase on daily basis to keep it running smoothly…

As an Hadoop Admin you should know basics HDFS componenets.

About Namenode (NN):

Admin port for Hadoop: 50070, Jobtracker: 50030, Hbase port: 60010

Directory structure:

A newly [...]]]> http://pearlin.info/2012/05/14/troubleshooting-hadoop/feed/ 1 ORACLE DEVELOPMENT TOOLS http://pearlin.info/2012/05/14/oracle-development-tools/ http://pearlin.info/2012/05/14/oracle-development-tools/#comments Mon, 14 May 2012 16:53:54 +0000 admin http://pearlin.info/?p=808 Oracle JDeveloper Oracle Developer [...]]]> http://pearlin.info/2012/05/14/oracle-development-tools/feed/ 0 How to setup Android development on Ubuntu http://pearlin.info/2012/05/13/how-to-setup-android-development-on-ubuntu/ http://pearlin.info/2012/05/13/how-to-setup-android-development-on-ubuntu/#comments Sun, 13 May 2012 05:12:33 +0000 admin http://pearlin.info/?p=787 Step One.

Before installing anything please run the following command (actually 2 commands)

1  sudo apt-get update && sudo apt-get upgrade

Install Java! You develop on android or not Java is a must on all my machines

1 $ sudo apt-get install sun-java6-jdk

You can now check your java installation by issuing two commands:

1 $ java -version 1 $ javac -version

You should be able to see output [...]]]> http://pearlin.info/2012/05/13/how-to-setup-android-development-on-ubuntu/feed/ 0