Srikanth Perinkulam

DIY Passport Photos

Here’s a quick and simple way to make and print your own passport photos[PP]. I’ve used GIMP – which is a fabulous photo editing tool. They have a nifty installer irrespective of which OS you use and have stood the test of time. There are a slew of different ways to arrive at the final…

Lifting the veil

Just about a decade ago, we leased a property on a pristine and desolate beach. The house didn’t have robust walls – It just had a few curtains to protect us from the elements. The rooms internally had walls full of transparent glass. It was a beautiful property with lots of cross-ventilation and something that…

Digital reset

I’ve been sitting on the ledge for a while now and Whatsapp’s latest ultimatum is just what I needed to see myself out the doors. I value my freedom and privacy – way more than the perceived convenience and I’ve deleted my Whatsapp account for good. Ever since FB bought Whatsapp in 2014, they’ve been…

Reimann Hypothesis

I wouldn’t say I understood all of it, but this video from Quanta Magazine is one of the best explanations I’ve seen so far that attempts to connect prime numbers with the Reimann Hypothesis.

Ephemeral devices

This is fascinating! A few GPS devices apparently had a mild(?) path offset issue few days ago: The issue has to do with the ephemeris data file, also called the EPO file (Extended Prediction Orbit) or Connected Predictive Ephemeris (CPE). Or simply the satellite pre-cache file. That’s the file that’s delivered to your device on…