In our guide on Controlling AC Powered Appliances With ESP32 and IBM Watson IoT we pointed that the relay connected with ESP32 may not properly function. There are many ways to shift the 3.3V signal to 5V signal. A level shifter or logic-level shifter is a circuit used to translate signals from one logic level or voltage to another. The logic-level shifter can be uni-directional, … [Read more...]
Archives for July 2019
How to Install Apache OpenWhisk on Ubuntu 18.04
It is possible to run own serverless setup instead of using service like IBM Cloud Functions. Here is How to Install Apache OpenWhisk on Ubuntu 18.04 to Create Own FaaS Environment. This is single VM/server deployment of OpenWhisk. One easy way to try OpenWhisk locally is to use Docker Compose. We will need to install Python and couchdb for OpenWhisk. A cloud server with 8GB RAM should be … [Read more...]
Process Automation (RPA) in Financial Services
Automation technology has begun to support banks, insurance companies transport/logistics, manufacturing and health care. Here in which areas Robotic Process Automation (RPA) can be used. Even if a fully automatic work area is still far away, some areas of automation are becoming more and more available, even to small businesses on a budget. One of these technologies is Robotic Process Automation … [Read more...]
ESP32 Arduino Glass Touch Button : Cheap DIY Method
Earlier, we published a theoretical article named How to Build ESP32 Arduino Glass Touch Switch With LED. Here is How to Develop Your Own ESP32 Arduino Glass Touch Button in Cheap DIY Way and Calibrate it to the Best Result. Minimal resources needed for this project. In future, we will improve this thing with backlit LED. The above-linked article will give you a link to Espressif GitHub … [Read more...]
Alexa with ESP32 Arduino and Watson IoT Platform : Fundamentals
In our one earlier discussion, we delivered the concept of how we can Build ESP32 Arduino Glass Touch Switch With LED. Higher models of the glass touch switchboards also have Alexa voice control support. In this fundamental discussion, we will talk on how to combine Alexa with ESP32 Arduino and Watson IoT platform. We can use Amazon Echo Dot or just Android Smartphone with Alexa app as a verbal … [Read more...]
Big Data Analytics: Explaining the Importance of IT Software Solutions
The future of today's business also depends on data processing and analytics capabilities. Big data infrastructure supports new opportunities and costs savings. Big Data analytics is extremely important in this era as more and more companies aim to improve their business by analysing behaviours and performance. No big strategic decision is made without some sort of in-depth analysis and this is … [Read more...]
API and Services to Integrate with Slack (With Usage Tips)
Slack is a nice utility that combines many functions of communication and doing business. Most businessmen and entrepreneurs are familiar with this real-time messenger and are happy with their work. Slack is a freemium cloud service. Slack provides an API for users to create applications and automate works such as sending automatic real-time notifications and alerts on specified conditions. SLACK … [Read more...]
Microsoft Excel and Big Data
Can Microsoft Excel Handle Big Data? What works of Big Data we can do with MS Excel and how? MS Excel is a general purpose tool. MS Excel is not really designed to handle Big Data works. However, we can use MS Excel for data collection or as a conduit and convert to our desired format. MS Excel is a tool for data analysis, and pretty much everybody uses it for everything. It is just really … [Read more...]
How to Build ESP32 Arduino Glass Touch Switch With LED
These days, glass touch panels are becoming common even for the household switchboards. China worldwide selling units which have touch switch, a remote control, sometimes Wi-Fi with a mobile application for IoT control. Here is how to build ESP32 Arduino glass touch switch with LED. Glass touch panels are electric shockproof and cost of manufacturing total units including relay, SoC (like ESP32) … [Read more...]
What is Data Defined Storage?
Data defined storage is an approach to focus on metadata of the content. It makes the content easily identifiable, manageable and well organized. Data-defined storage is the plan for a new type of modular architectures which unlock the value of data as a business asset. At the same time, it enables the customers to enhance understanding of that data and heighten their awareness of compliance and … [Read more...]
What is the Difference Between SOA and Microservices?
SOA and Microservices are difficult to compare in a fool-proof way. SOA and microservices can be the same, when all the services a SOA consists of are microservices. A service in microservices may be fine-grained with a single responsibility. While service in SOA may have multiple responsibilities. SOA is often towards the enterprise these days, using heavy-weight technologies and protocols … [Read more...]