Digital Wallets are not new, neither iOS, Android and LTE/4G powered mobile phones are newer. Newer is increasing penetration and various offers by many service providers forcing the users to use certain digital wallet. Knowing the basics, advantages and disadvantages of digital wallets possibly more than everyday's need for any level of user in this IT era. It is normal to thing about PayPal and … [Read more...]
Guide For Healthcare Mobile App Development on Cloud
When we are talking about Freedom, we are talking about Free Software and Open Source hardwares. Sadly, at present very few even single board computers are 100% philosophy of GNU compliant. Sadly, for unknown reasons, various Governmental healthcare sectors (which includes NHS) promote proprietary companies like Microsoft and their product like Microsoft Windows. It is good that they are promoting … [Read more...]
Facebook Analytics Cognitive Data Analysis : Jupyter Notebook & IBM Watson
For this guide we have to use IBM Bluemix. In our previous guides we talked about how to use Jupyter Notebook, IBM Data Science Experience software, How To Run Docker, Containers On IBM Bluemix, Jupyter Notebook on IBM Bluemix in old way, Python libraries for Data Science, a WordPress Plugin showing usage of Watson Tone Analyser, cognitive data analysis etc. These things are modern and often … [Read more...]
New IBM Cloud Private Software Based on Containers, Microservices and APIs
5 years bak, condition of IBM was not exactly in great condition around cloud. When IBM started Bluemix PaaS, Heroku like PaaS was more acceptable. It is practical fact, today with data sciences, big data, PaaS; IBM has lot of things to offer. Their major deficiencies was possibly understanding the need of the developers. IBM recently announced open source Grafeas project to help developers with … [Read more...]
Arduino MAX 7219 CNG Basic Circuit : LED, 7 Segment Displays
MAX 7219 and MAX 7221 quite commonly used display driver IC for LEDs. Actually the same IC was in the 8x8 LED Matrix display. Right now, we know about 7 segment LED display as electronic component and multiplexing (increasing the number of digital pins in Arduino). Here is how to create Arduino MAX 7219 CNG basic circuit to control LED, 7 Segment displays in own custom ways rather than using … [Read more...]
Social Impact of Big Data : Part 2
In first part of Social Impact of Big Data, we discussed about the sources from which data are collected. In this article on second part of social impact of big data, we will discuss about the commercial usages and applications of big data and big data analysis. From that previous article, it is obvious matter that caution should be exercised when processing, storing or generally using data … [Read more...]
How to Use Python on Arduino, Like to Blink LED?
We can directly use C++ on Arduino instead of using Arduino's default way. Also, we can code with C on Arduino. As readers possibly know - Arduino does not have any special language. But, How to Use Python on Arduino, For Tasks Like to Blink LED?. We need not to compile the Python scripts unlike C++ but simply run the Python scripts from Terminal/iTerm2. That is not exactly great, but kind of … [Read more...]
How to Manage Logfiles with Logrotate
In many guides on this website, we talked about log rotation. Logrotate is Linux utility for automatic rotation, compression, mailing log files etc jobs. Here is how to manage logfiles with logrotate. Many common programs automatically setup Logrotate. Like when we install Apache2, that adds a configuration file used by Logrotate to rotate all apache access and error logs/etc/logrotate.d/apache2. … [Read more...]
Fundamentals on Hovering Data Cloud
From the basic idea of communication between cars, the concept of Hovering Data Cloud system developed. This article is named Fundamentals on Hovering Data Cloud as the basic is being discussed for clarifying concept. The formation of congestion on highways has several causes. For one thing, there is no centrally controlling entity. As a result, every road user drives his personal driving … [Read more...]
Connecting Arduino With M029 JoyStick : Getting Started
Obviously these are Made in China and costs around $2. Here is a getting started guide around connecting Arduino with M029 JoyStick and testing with basic code. It is a useful thing for robotics. These analog, has 2 axis, PS2 compatible. Exactly like Nokia's old Symbian mobile phones, we can use this joystick to control a menu, centre click to select or control servo motors. But before doing … [Read more...]
Parts of Used Cell Phones Which Can Be Used In DIY Electronics
Commonly we have at least one old discarded cell phone. In some areas, there are even laws not to throw them somehow. But they actually have some usable components. There are many guides on this earth on how to use their components like display screen, bluetooth, card reader, WiFi as basic electronic components. The popular, cheap Nokia 5110 display actually are from used mobiles. Here is a guide … [Read more...]