Two ways to talk to Azure IoT Hub

This article lists down 2 ways to communicate with Azure IoT hub : An insecure method using a standalone java client A secure certificates based method using a standalone python client Most of these instructions can be found on the Azure site but is scattered all over the place. This code has been been runContinue reading “Two ways to talk to Azure IoT Hub”

Data Analysis of COVID-19 outbreak using matplotlib and fbprophet

The purpose of this blog post is to perform a data analysis of the COVID-19 outbreak, arrive at some charts and perform some forecasting for the near future. Install Python and Jupyter Notebook to Windows 10 (64 bit) Download Python 3.7.4 or latest from “https://www.python.org/downloads/release/python-374/” url Choose and select “x86–64 executable installer” for Windows 10–64 bit computerContinue reading “Data Analysis of COVID-19 outbreak using matplotlib and fbprophet”

Glaucoma, Cataract and Retina Disease Detection

Using TensorFlow based model using CustomVision (Azure Cognitive Services) Synopsis Globally more than 1 billion people are affected by vision impairment or blindness due to unaddressed cataract (65.2 million), glaucoma (6.9 million), retina disease (3 million). Proposed here is the development of an AI based system using Azure Cognitive Services CustomVision tool to predict theContinue reading “Glaucoma, Cataract and Retina Disease Detection”

Docker to Docker networking between TCP Client and Server

A TCP based client and server is a frequently needed setup in IoT based applications. Presented in this article is : A method to create a java based client and server to send and receive binary data The client and server each run inside a docker container and communicate through docker networking. Create a TCPClient.javaContinue reading “Docker to Docker networking between TCP Client and Server”

10 ideas for a smart workplace

Smart water dispenser – scan with employee badge to dispense water – total quantity consumed in a day recorded against employee id in cloud Smart Chair – Records employee weight once a day when seated – scan with employee badge to record. – The chair automatically sends an alert which is displayed as a popupContinue reading “10 ideas for a smart workplace”

De-Identifying or Randomizing production data in MySQL database

There is a necessity in several Web application projects to pull valid data from production and test against the same in Pre-prod environments Fortunately or Unfortunately there are compliance issues associated with using production data. For example in the medical domain you have HIPAA compliance, in aerospace, banking and other domains you have GDPR whichContinue reading “De-Identifying or Randomizing production data in MySQL database”

Mqtt-Based Data Transfer With Kafka Cloud

Through this article, I would like to list down the detailed steps for communicating from a device to a server in the cloud running a scalable Kafka infrastructure and back from Kafka to the device using Mosquitto broker and Kafka connect. Device to cloud connectivity using mqtt-mosquitto broker and kafka connect : Step 1: Download and install mosquito forContinue reading “Mqtt-Based Data Transfer With Kafka Cloud”

Steps to setup an Opensource Real-time IoT data pipeline in Azure cloud

Architecture diagram: Through this and a subsequent series of articles I would like to layout a detailed step-by-step process for building a realtime IoT data pipeline based primarily on Apache open source technologies on Azure cloud. I start with the detailed architecture and instructions to build production grade clusters. In the subsequent article we shallContinue reading “Steps to setup an Opensource Real-time IoT data pipeline in Azure cloud”

101 Challenges of any offshore Information Technology Service Provider

Information technology service provider companies go through several challenges. Herein I have captured just a 101 of the several challenges they have gone through over the years. Kindly read through to understand their pain below. 1. Customer 1.1 Proposal & Bidding Stage 1. How do you arrive at a good effort and cost estimate forContinue reading “101 Challenges of any offshore Information Technology Service Provider”