Neural networks are parallel computing devices, which are basically an attempt to make a computer model of the brain. The main objective is to develop a system to perform various computational tasks faster than the traditional systems. This tutorial covers the basic concept and terminologies involved in Artificial Neural Network. Sections of this...

Service-level management is the monitoring and management of the quality of service(QoS) of an entity's key performance indicators(KPIs). The key performance indicators range from coarse-grained availability and usage statistics to fine-grained entity-contained per-interaction indicators. Service level management involves comparing actual...

Hive is a data warehousing infrastructure based on Apache Hadoop. Hadoop provides massive scale out and fault tolerance capabilities for data storage and processing on commodity hardware. Hive is designed to enable easy data summarization, ad-hoc querying and analysis of large volumes of data. It provides SQL which enables users to do ad-hoc...

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...