Author: Thejesh GN

2

Simple BLE Oximeter App using PHONK

In the past I would have used MIT AppInventor or Expo.io. Both have amazing ecosystems. It’s easy to build apps using them. But this time I wanted to use PHONK. I had used Protocoder before and had liked it. Also I have this idea of building small utility apps called applets (yes!), that...

1

Echo and Pathu

Well it’s been more than a month since Paathu entered the scene. Echo has been here since the beginning of COVID-19 lock-down. Lock-down without them would have been worse. She shows her love a lot. Unlike Echo she is in your face. But she is also a lot younger and this is the...

Bluetooth Oximeter 0

Reverse Engineering A Bluetooth Low Energy Oximeter

Just as COVID-19 is spreading in Bangalore. I got an Oximeter which can measure SpO2. SpO2 is also called as oxygen saturation, According to Wikipedia Oxygen saturation is the fraction of oxygen-saturated hemoglobin relative to total hemoglobin (unsaturated + saturated) in the blood. The human body requires and regulates a very precise and...

Online BSc Degree program in Programming and Data Science. 0

Online BSc Course by IIT Madras

The application for the foundation level is open. If you have interest in perusing career in programming or data science. I think this is a good start. Given the amount of effort staff have put for NPTEL courses and videos. I think this course will be wonderful. I also have some good news...

Nitrogen dioxide concentrations over India 0

Climate Change and Coders

I was checking the air quality reports of Bangalore for the period of 3 months when we were under strict lock-downs due to COVID-19. Bengaluru’s air has been doing much better under the lock-down. I am sure this is not a unique case. According to the analysis by CREA, for the Health and...

1

Pathu alias Pathumma

Last Sunday(2020-06-21), we were having our evening tea on balcony. That’s when I saw her. I do see many dogs on the street. But she looked very scared and lost. It was clear that she did belong there. I went down with some treats to meet her. And that’s how she is at...