arundhaj

I was getting the below mentioned exception on my Java client which is trying to establish URL connection to a server. javax.net.ssl.SSLProtocolException: handshake alert: unrecognized_name The Java client was actually trying to get an XML from the the U…

PyTypeObject is a structure that defines the basic building blocks of Python, Types.

I'm starting to read the Core Python Programming book.

We would be getting data from different sources for doing data analysis.

We have to configure hibernate, if we require the application to create the table when it doesn't already exists.

While trying Cloudera CDH quickstart VM in my Windows 7 machine, I was facing issues to start it with VMware player.

IMDB Top 250 movies visualized with d3js.

Last week I've attended a Django Session in PyCon India 2013 presented by Arun Ravindran.

A simple getting started sample for ZeroMQ in Python.

I came across an interesting maths tip, which I couldn't resist sharing.

Better not to ask feedback, if you don't respect it.

With s3cmd to get files from S3 to EC2 I was getting this error "The difference between the request time and the current time is too large" and the command got terminated.

While developing a module that requires to send emails, using actual email servers would be an overhead.

While writing query using hibernate, I always tend to query based on table name and end up getting QuerySyntaxException org.hibernate.hql.internal.ast.QuerySyntaxException: foo is not mapped [from foo] at org.hibernate.hql.internal.ast.util.SessionFac…

Auto generating a random clean URL (slug URL) for django web application.

GIT repo's gitignore file for the python django projects I use.

After some exploration, I could successfully connet to the internet with Tata Photon Plus from my Pi.

In this post, I'll explain how to setup a peer-to-peer local network between Windows 7 machine and the Raspberry Pi.

Webfaction doesn't have j2ee web servers by default.

For J2EE webapps, when development environment is different from production environment, deploying could be tedious.

Querying Hbase rows based on RegEx with spring-data-hadoop framework; following code snippet would help.

When I got started to try spring-data-hadoop as a webapp, I found no samples online.

While programming a web application with Spring and Hibernate, came across HibernateException: No session found for current thread.

Today I've installed Ubuntu 12.10 (Quantal Quetzal).

To move a folder or document between SVN repositories by retaining history, following steps would help.

In a complex SQL transaction where the tables are normalized and split, it becomes necessary to put primary key of first tables' insert as a foreign key of subsequent tables' inserts.

Whenever I make changes to my site, I end up doing lot of manual tasks deploying it to the production.

On creating a @ResponseBody annotated spring controller that sends JSON, may lead to "406 Not Acceptable" response though the code/logic works fine.

I am deeply saddened by the passing of Stephen R.

During developement... compiling or testing a maven project might lead to error: generics are not supported in -source 1.3 Maven uses the 1.3 source setting as default, however it can be solved by explicitly mentioning the source level in project's pom.x…

My first ever wordpress plugin my-script-style.

Ever tried to increase the VirtualBox hard disk space?

I've started hosting my personal source code repository onto GitHub, and could be found at https://github.com/arundhaj.

Google is now hosting the public mirror of kernel source code (https://kernel.googlesource.com).

I have read an article which was contradicting the myth against fact.

I've created a SMS based game named FLAMES on txtWeb platform. txtWeb is an innovative product which brings the internet on SMS.

I’m sure everyone would remember their full-night studies in college for the exams next day.

I used to wonder how the term boiler-plate penetrated into software industries.

Lately I see a buzzword Productivity buzzing around everywhere within corporate, websites and blogs (even this blog is no exception).

We should Take Ownership, that is how we could bring the best in the work we do.

This is the first bullet line which every one would write when asked about Object Oriented Programming(OOPs).

All the time I used to wonder how people spend time working in home without distractions.

I had an interesting read in HBR’s Conversation with Bob Pozen.

Everytime I search the net for the basic steps in compiling and burning my programs.

For long time I used to talk about open source.

It is been two tiresome nights to sort out the issue of AVR USB Programmer.

Expressing self, that's why this site exist.