What is OLAP and What is it Used For?

OLAP stands for Online Analytical Processing. OLAP is an application used to ease the query processing on data warehouse. The terminology OLAP was created by modifying the traditional database related term online transaction processing (OLTP). OLTP facilitates and also manages the transaction-oriented applications. OLAP is an approach to multi-dimensional analytical (MDA) queries and is a part of … [Read more...]

Create Own Watch Face For Samsung SmartWatch

Only the watch face factor forced us to purchase almost the same kind of traditional watches. But creativity no longer is chocked with the advent of open-source software running on a smartwatch. Smartwatches do have limitations at present but the watches running some open-source software make your development easier. Samsung is one of the pioneers of Tizen OS. They have a development platform for … [Read more...]

How Big Data is Changing the Slot Wins in the Casino History

The casino is all about numbers, and so is big data. Winning a gargantuan amount of money is not something people tend to forget. And anyway, why would they? In the realm of the casino, and especially slotsslotsslots, this gargantuan amount of money can genuinely turn into the ticket to a completely new life. Casinos are ultimately a business and big data is a business tool. As such, the … [Read more...]

What Content ads.txt & app-ads.txt Should Have?

Any serious blogger already know the basics on ads.txtbasics on ads.txtbasics on ads.txt. Gradually IAB and the browsers are implementing strict norms. Restriction on ads.txt can severely affect earning by blocking the network. Here is what content on ads.txt will return more money. ads.txt avoids spoofing. Ad fraud severely affects the earning of the industry. The target is to prevent … [Read more...]

5 Virtual Services That Can Substitute Alive Professionals in the Nearest Future

Technological progress is great in many ways. The development of smart devices, AI, and different virtual tools are already making our lives simpler. And it seems there is no limit! However, how will this rapid progress reflect on people’s jobs? Most positions are expected to benefit from technology – specialists will become more productive and will be able to manage tasks easier and quicker. … [Read more...]

Samsung A50s : Hidden & Less Known Features

Previously we published a review on Samsung A50s. A50s Has a Good Number of Hidden Features Among the Available Smartphones. I am using a Samsung S10 and this A50s (as an upgrade to J7 Max) among the latest sets. S10 costs so higher for official support of VR, DEX, the display, wireless charging, more features of USB-C, 8GB RAM and so on. Many difference exists between S10 and A50s. But I can say … [Read more...]

Install Apache Chukwa on Hadoop Cluster

In order to follow this guide, one need to install Java (preferably Sun Java) installed, MySQL 5.x and Hadoop cluster. We already have published separate guides on how to install Percona MySQL on Ubuntu server and how to install Hadoop on single server. Chukwa visualization interface requires HBase. Chukwa is a system designed for reliable log collection and processing with Hadoop. Chukwa cluster … [Read more...]

Advantages of Graph Databases Over the Other Databases

Choosing the correct type of database is an important part of developing a new application. In our earlier publications, we have discussed about four common type of databases used in different data science related applications, which are Key-Value Database, Graph Database, Document-Oriented Database and Column-oriented Database. In addition, there is traditional RDMS, such as MySQL and the new … [Read more...]

What is Graph Database?

In the previous articles we have discussed about three common databases used in data sciences - Column-oriented Database, Key-Value Database and Document-Oriented Database. A graph database portrays the data like they are viewed conceptually. This graph is of mathematics. A graph in mathematics is not a bar or line chart. It is like a mind map. The graph paradigm is a reimagination of what is … [Read more...]