Water level indicator can be of various complexity levels of different cost. A water level indicator is very much helpful at least in North America and India. Peoples in both of these countries outside the major cities need to pump a natural source of water into a reservoir and then pump to the overhead tank. The Source of natural water can be rainwater, a borewell or a tubewell. This kind of … [Read more...]
Archives for April 2021
How Startups Can Convince the Investors
The pitch deck, a short presentation for investors, originally comes from the US financial market, where speed and persuasiveness are essential. Venture capital companies are used to making quick decisions to invest quickly in selected start-ups. To influence these decisions in their favour, founders need to give a short presentation to potential investors. In this way, in a first, all-important … [Read more...]
What to Know About the Cloud Storage Services for Smartphones
Mobile cloud storage services allow a smartphone user to create, backup and organize their files, folders, music, and photos. The services are similar to other cloud computing models and services. Usually, the storage providers offer a limited free usage tier and charge for additional storage space. Some of the smartphone manufacturers include their own mobile cloud storage service and app with … [Read more...]
WonderFox HD Video Converter Factory Pro Review
Videos often exist in different formats. Under certain circumstances, we may need to convert the video to another format, especially when we try to play the video on a device that does not support the current format. At that time, we have to find a way to change the video format to be played. Therefore, video converters have become a necessity in digital life. All of us can find a lot of free and … [Read more...]
What is the Maximum Cable Length Between Arduino/ESP32 and a Sensor
After reading our guide on How to Interface a Piano/Rocker Switch (SPST) With ESP32 Arduino, one reader has asked whether it is possible to keep all his ESP32 with relays and indicators at one room and connect the switches, sensors of the whole house via cables. That is possible to deploy but various hardware components will be required. Also, coding may need some change. I believe that so huge … [Read more...]
Is the Blockchain Hype Running Out of Breath?
What do we need for the blockchain? Why is there such hype around the 40-year-old technology? What are the problems? Answers to these questions were given on this website through a number of articles on blockchain. Yes, blockchain has already exceeded the hype, but that does not mean that the technology is no longer attractive. We are now on the plateau of productivity and we have understood what … [Read more...]
Can You Operate a Website Anonymously?
We may run a website anonymously to enhance our security. We are talking about operating a website over Clearnet i.e. there will be a domain name, a DNS, a web server and an IP. The web services which help to operate a website anonymously are mostly for minimising the attack vectors in various ways. In the case of a professional or business website, we can not use WHOIS privacy for marketing … [Read more...]
How to Interface a Piano/Rocker Switch (SPST) With ESP32 Arduino
We are talking about the regular white colour rocker switches which are commonly used across the globe. They came into the market in the 70s replacing the tumbler switches made up of Bakelite and China clay. They are SPST switches ( read our old article Type of switches to know more). They have different names such as piano switch, rocker switch, decorator rocker switch etc. As because before … [Read more...]
ESPHome VS. Tasmota : When to Use Which and Why
Both Tasmota and ESPHome are nice "platforms" for building a smart home. We have already discussed the getting started part with Tasmota and ESP32. Depending on the use-case, ESPHome may be a better choice. In this article, we will discuss the practical things about ESPHome and Tasmota taking it granted that you are using an ESP32 development board. Why ESP32 over … [Read more...]
How to Work With Tasmota on ESP32
Tasmota is an Open-Source firmware for ESP devices developed by Theo Arends (from the Netherlands). He is also the webmaster of a technology blog with nice tutorials. Tasmota is not written in "Arduino language", however, you will not need to code with Tasmota. It is mostly about uploading the code, hardly changing 1-2 lines for a custom configuration. Your hard work will give you a … [Read more...]