What is Chef? Chef is a configuration management technology developed by Opscode to manage infrastructure on physical or virtual machines. It is an open source developed using Ruby, which helps in managing complex infrastructure on the fly. This tutorial provides a basic understanding of the infrastructure and fundamental concepts of managing...

What is Docker? Plainly put, Docker is an open-source technology used mostly for developing, shipping, and running applications. With it, you can isolate applications from their underlying infrastructure so that software delivery is faster than ever. Docker’s main benefit is to package applications in “containers,” so they’re portable...

Data requires a number of ways in which it can be stored and accessed. One of the most important implementations includes Hash Tables. In Python, these Hash tables are implemented through the built-in data type i.e, dictionary. In this article, you will learn what are Hash Tables and Hashmaps in Python and how you can implement them using...

There may be not much a difference, but big data vs data science has always instigated the minds of many and put them into a dilemma. Today, we will reveal the real difference between these two terms in an elaborative manner which will help you understand the core concepts behind them and how they differ from each other. First of all, data...

As the world entered the era of big data, the need for its storage also grew. It was the main challenge and concern for the enterprise industries until 2010. The main focus was on building framework and solutions to store data. Now when Hadoop and other frameworks have successfully solved the problem of storage, the focus has shifted to the...

What Is A Chatbot? A chatbot also known as a chatterbot, bot, artificial agent, etc is basically software program driven by artificial intelligence which serves the purpose of making a conversation with the user by texts or by speech. Famous examples include Siri, Alexa, etc. These chatbots are inclined towards performing a specific task...

As you might already know, in order to accept an input from the user in Python, we can make use of the input() function. When used, it enables the programmer to accept either a string, integer or even a character as an input from the user. But when it comes to accepting a list as an input, the approach we follow is slightly different. This how...

RDBMS Relational Database Management System is the most famous among the Database, we are calling this as relational Database meaning is there is a relationship between the data stored in the database Relational Database Management System (RDBMS) is an advanced version of a DBMS system. It came into existence during the 1970s. RDBMS system...

What is AWS? AWS stands for Amazon Web Services, an aws-ome set of virtual computing tools for developing and running software, data storage and much more. These are “cloud” services, meaning that you don’t have to care where they are, contract them in a self-service mode and pay just as much as you us which encompasses all mainstream...

What is Apache Cassandra? Apache Cassandra is a distributed open source database that can be referred to as a “NoSQL database” or a “wide column store.” Cassandra was originally developed at Facebook to power its “Inbox” feature and was released as an open source project in 2008. Cassandra is designed to handle “big data”...