Digital marketing encompasses all marketing efforts using digital technologies. It includes marketing of products or services mainly on the internet including mobile phones, display advertising, and a...

QGIS (Quantum Geographic Information System) is a free and open-source cross-platform desktop geographic information system (GIS) application that supports viewing, editing, and analysis of geospatial...

Cassandra is a highly scalable, eventually consistent, distributed, structured row/column store. Apache Cassandra is a free and open-source distributed NoSQL database management system designed t...

Data Science is the emerging new hot tech field, which is a blend of different disciplines including statistics, machine learning, and computer science. Python is increasingly becoming the language fo...

Apache Hadoop is the technology at the heart of the Big Data revolution, and Hadoop skills are in enormous demand. Hadoop is an open-source software framework for storing data and running applications...