Stanford Machine learning class slides

Andrew NG Machine learning class is the best class so far which I took online. Apart from the course video sometimes lecture slides are also important for quick reference. For quite some time, I was looking for them as they are not available on course home. Here all the lecture slides available at: Lecture2.pdf Lecture3.pdf Lecture4.pdf and so… Read More »

RESTfull brief overview

Putting some thoughts mainly for newbies trying to understand REST. Sometimes I observed that the actual documentation on the web is too technical or abstract and scattered which a bit difficult for newbies..  I am writing down some broad points which in my view REST is and it’s equation with HTTP … these points based… Read More »

Web development: LAMP: which programming languages should be used: Some thoughts

Now a days people keep asking which technology stack to be used for web development (LAMP, Java, Microsoft) and finally which programming language mainly server-side. Most of the expert says that use whichever you like and comfortable and I totally agree. If you intend to use Java and Microsoft based env then you don’t have… Read More »

Import RDBMS table to HDFS with sqoop from postgreSQL

Steps: 1. Download JDBC driver      2. Copy:    3. Configure:  file. You need to allow the IP/host of machine running Hadoop. Restart postgreSQL using    4. Run sqoop: Open the terminal on machine running hadoop and type the below command.     Enter password:   prerequisites: Cloudera hadoop VM distribution or any other machine running… Read More »