Continuous Service Improvement (CSI) deals with measures to be taken to improve the quality of services by learning from past successes and failures. Its purpose is to align and realign IT Services to the changing needs by identifying and implementing improvements to the changing business needs. What Is Continual Service Improvement (CSI)...

WebGoat is a deliberately insecure J2EE web application designed to teach web application security lessons. In each lesson, users must demonstrate their understanding of a security issue by exploiting a real vulnerability in the WebGoat application. For example, in one of the lessons the user must use SQL injection to steal fake credit card...

ITIL ITIL stands for Information Technology Infrastructure Library. It is a set of best practices for delivering IT services—it standardizes the selection, planning, delivery and support of IT services to maximize efficiency and maintain predictable levels of service. It has roots going back to the 1980s in the United Kingdom as a government...

What is a Raspberry Pi? The Raspberry Pi is a very small computer that is almost the size of your credit card. It costs between Rs 750 and Rs 4000. It can function as a proper desktop computer or use it to build smart devices and is available anywhere in the world. The Pi changed into what initially was meant to be a microcomputer to teach...

In Microsoft Excel, charts are used to make a graphical representation of any set of data. A chart is a visual representation of data, in which the data is represented by symbols such as bars in a bar chart or lines in a line chart. Creating charts How to Create a Chart in Microsoft Excel After you've chosen your chart type and selected...

In this tutorial, we will go through some basic concepts and terminologies used while writing MDX Queries on your OLAP Cube, We will also look into Why-What and How of MDX Query. While we Google, we can find some good articles on this topic, but I did not find a tutorial with all the stuff which I am looking for in one when I was searching as...

What is R? Web scraping is an advanced task that not many people perform. Web scraping with R is, certainly, technical and advanced programming. An adequate understanding of R is essential for web scraping in this way. To start with, R is a language for statistical computing and graphics. Statisticians and data miners use R a lot due to its...

Encryption is the process of encoding information.This process converts the original representation of the information, known as plaintext, into an alternative form known as ciphertext.Only authorized parties can decipher a ciphertext back to plaintext and access the original information.Encryption does not itself prevent interference but denies...

Git is an open-source distributed version control system. It is designed to handle minor to major projects with high speed and efficiency. It is developed to co-ordinate the work among the developers. The version control allows us to track and work together with our team members at the same workspace.Git is foundation of many services like GitHub...

SQL is a database language, used to update databases, execute queries, and manage permissions. It was designed for relational database management systems. It’s generally considered a declarative language. It's been around in some form since the 70s and is just about as ubiquitous as data management itself. The model was first introduced in a...