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...]
Archives for October 2019
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...]
What is Column-oriented Database?
In our previous articles, we have discussed about Key-Value Database and Document-Oriented Database. The Column-oriented Database is another major type of database which is used in data sciences. The Column-oriented Databases store data tables by column (not row). These can use query languages like SQL and can serve data for extract, transform, load (ETL) and data visualization. The result, … [Read more...]
Navigating the Benefits of Docker Registry
Docker is an operating system-wide virtualization platform and software containerization platform. It allows us to create an application and package it along with its dependencies and libraries in a container. This software container, in turn, can run on other machines. We have many in-depth articles to get started with Docker, such as Analysis of Docker in DevOps, Docker Tutorial For … [Read more...]
Latest Smartwatch Technologies : Part II
In the first part of the series on the latest smartwatch technologies, we divided the smartphones in to three categories - (i) cheap (ii) mainstream (companion of a smartphone) and (iii) luxurious watches. That part mostly discussed the hardware features touching the presently available high-end chipsets. In this second part of the series, we will focus on the luxurious smartwatches. For obvious … [Read more...]
Latest Smartwatch Technologies : Part I
Smartwatches are a type of wearable tightly related to Internet of Things. The present form of the smartwatch is hardly 6 years old with some of the smartphone-like abilities and some special ability. The most important part of a smartphone is its display. Most of the future buyers of smartphones have some common questions. Mechanical watches and the hybrid luxurious watches have the resell value … [Read more...]
What Do Employees Gain from Using Advanced Search Analytics?
We have become accustomed to finding an answer to any question in seconds - all it takes is a mobile device and an internet connection. Entering queries into search engines multiple times a day is now second nature — whether it’s the height of an actor in a show you are streaming, the latest update on a current event, or fact-checking a piece of trivia someone just dropped on you. A similar … [Read more...]
What is Document-Oriented Database (Doument Store)?
In our previous article, we have discussed about Key-Value Database, which is type of NoSQL database. The document-oriented databases are designed to store, retrieve & manage document-oriented semi structured data. It is normal to compare the document-store with key-value database (we gave some example use cases in caching, image storage, financial sectors including forex trading) as some of … [Read more...]