Ethereum – An introduction to the second generation blockchain

In 2013, a young 19-year-old Canadian-Russian Developer named Vitalik Buterin wrote a white paper describing ethereum. In 2015, Buerin along with British computer scientist Gavin Wood developed Ethereum with crowdfunding by Initial Coin Offering (ICO). Ethereum is a decentralized blockchain that enabled writing codes onto the blockchain that can execute by itself. It is the … Read more

Data Preprocessing: Subsetting and Modifying Data in Python


Topics to be covered in series of articles: What is subsetting and types of subsetting How to access top or bottom rows of the DataFrame How to set Column/Row Filters What Modifying Data in DataFrame means How to deal with Missing values Manipulate values either at Row level or Column level based on certain conditions … Read more

Linear Regression in easy and manageable terms

linear regression

In this article, I would like to propose Linear Regression in a simple and easy way sothat even a newbie can understand the mechanism without remembering it as analgorithmic concept. INTRODUCTION Regression algorithm – we use this when the target variable (or dependent variable: the variable that we predict) is a continuous variable (100, …, … Read more

Introduction to stack data structure

stack data structure

Stack is a non primitive and linear data structure. It is an abstract data type in which addition and deletion of elements are performed from one end. Each element is placed on top of the previous element. And the element on the top of the stack is known as Top of Stack (TOS). Because elements … Read more

Introduction to blockchain


Blockchain is a distributed ledger that store information in it. In other words, it is a synchronized database distributed over the network. The structure of blockchain is similar to a linked list data structure. Bock stores data and each block can any number of information depending upon the use case. A block can even contain … Read more

Basic cyber hygiene habits to stay safe online

cyber hygiene

In this digital era, cyber hygiene has become as important as personal hygiene. It includes best practices that a user can take while staying online to protect the system’s health and themselves from cyber fraud, attacks, and protect privacy by improving internet security. According to an article, cybercrimes will cost $10.5 trillion by 2025. Coalition‘s … Read more