How to create a KeyStore in PKCS12 Format.

In my last blog I explained how to create a self-signed SSL certificate. You can go through the previous blog and generate the certificate and private key as we’ll be needing it for creating a KeyStore.

Create a self-signed SSL Certificate using OpenSSL.

In this blog I’ll be giving a little bit of insight on SSL certificates and then how to create a self-signed certificate using OpenSSL.

Let’s start with “What is an SSL Certificate?”

Cassandra Data Modeling — Primary , Clustering , Partition , Compound Keys

In this post we are going to discuss more about different keys available in Cassandra . Primary key concept in Cassandra is different from Relational databases. Therefore it is worth spending time to…

Hadoop Word Count Program in Scala

You must have seen Hadoop word count program in java, python or in c/c++ but probably not in Scala. so, lets learn how to build Word Count Program in Scala.

Submitting a Job to Hadoop which is written in Scala is not that easy, because Hadoop…

Spark — LDA : A Complete example of clustering algorithm for topic discovery.

In this blog we will be demonstrating the functionality of applying the full ML pipeline over a set of documents which in this case we are using 10 books from the internet.

Implementing ag-Grid in Angular 2

What is ag-Grid?

ag-Grid is a JavaScript Data Grid for Building Enterprise Web Applications. It is one of the most widely used grid. It provides features like sorting, filtering, selection, re-sizing and many more.

Autocomplete using Elasticsearch

You would have seen in a movie data store like IMDB, Whenever a user enters ‘g’, the search bar suggests him that you might be looking for gone girl or all the movies that have ‘g’ in them.

Display long dynamic text into adjacent columns like newspaper layout

Folks, If we have quite a long text, and we want to show it into three adjacent columns, One way to implement it via three <div>’s or <p>’s in HTML and adding CSS properties.

Cassandra with Spark 2.0 : Building Rest API !

In this tutorial , we will be demonstrating how to make a REST service in Spark using Akka-http as a side-kick ;) and Cassandra as the data store.