How we wrote Telegram ChatBot to keep track of co-working spends

I guess, everyone know knows what are chat bots. Do do I, I was looking for some idea of chat bots for many months and finally, I ended up with an idea for my co-working, which I made with my friends and where I am currently spending most of my life. During the month, we collect a list of expenses,...

How we wrote chicken egg counter on a Raspberry PI

How it started Besides my main work on Upwork I quite often pick different projets. So I found a project, where I had to write a program for recognizing chicken eggs on a factory stream line. Customer wanted to install the application on computer with web camera, put this camera at a top of stream line and the application had...

What I learned from AWS Lambda

For the past 1 month, I had a chance to work with AWS Lambda. During the period of work with Lambda, I collected a lot of thoughts about this technology and would like to share them with you. Getting started So if you don’t know anything about AWS, I recommend starting with official docs: Amazon has a very rich documentation...

Are you sure microservices architecture is for you?

Today is the starting of the fourth year since I began my journey with microservices. I started with a theoretical knowledge about this architecture and now I ended up with a more deep and practical experience. While I still believe I can find news problems in microservices, I prepared an article with a list of problems which I had a...

Kafka Consumer memory usage

I’m working with Kafka for more than 2 years and I wasn’t sure if Kafka Consumer eats more RAM memory when it has more partitions. I couldn’t find any useful information on the internet, so I decided to measure everything by myself. Inputs I started with 1 broker, since I am interested in actual memory consumption for 1 and 1000...