--- title: "Rishav Mitra (@rishav10) | Hashnode" description: "Encapsulating my journey as a programmer. Read the latest articles by Rishav Mitra on Hashnode." url: "https://hashnode.com/@rishav10" --- @rishav10 # Rishav Mitra @rishav10 · Kolkata, India · Joined January 2022 Encapsulating my journey as a programmer [Website](https://linkfree.eddiehub.io/Rishav-12) ### [How ChatGPT built an entire app from scratch](https://rishav10.hashnode.dev/how-chatgpt-built-an-entire-app-from-scratch?utm_source=hashnode&utm_medium=feed) Unless you've been living under a rock, you already have heard of ChatGPT and have probably heard about its various abilities which range from writing code, fixing bugs, writing essays, scripts for videos, coming up with recipes and so on. And so, I ... 6 min read · [rishav10.hashnode.dev](https://rishav10.hashnode.dev/how-chatgpt-built-an-entire-app-from-scratch?utm_source=hashnode&utm_medium=feed) [Jan 27, 2023](https://hashnode.com/posts/how-chatgpt-built-an-entire-app-from-scratch/63d4218aecaf546630a9ba42) ### [Text detection in images with OpenCV in Python](https://rishav10.hashnode.dev/text-detection-in-images-with-opencv-in-python?utm_source=hashnode&utm_medium=feed) Introduction OpenCV is an open-source Computer Vision library. It is cross-platform and can be used in many different programming languages. It has many functions built into it which allow us to handle image manipulation very easily. We shall use Ope... 3 min read · [rishav10.hashnode.dev](https://rishav10.hashnode.dev/text-detection-in-images-with-opencv-in-python?utm_source=hashnode&utm_medium=feed) [Nov 22, 2022](https://hashnode.com/posts/text-detection-in-images-with-opencv-in-python/637cab89ee3de76e0685be56) ### [A guide on how to make your first contributions to Open Source](https://rishav10.hashnode.dev/a-guide-on-how-to-make-your-first-contributions-to-open-source?utm_source=hashnode&utm_medium=feed) Hacktoberfest Hi As many of you know, the month of October is well-known for an event popular with the developer community. Hacktoberfest. It is an initiative by Digital Ocean (and other companies) to promote the spirit of Open Source by encouraging ... 4 min read · [rishav10.hashnode.dev](https://rishav10.hashnode.dev/a-guide-on-how-to-make-your-first-contributions-to-open-source?utm_source=hashnode&utm_medium=feed) [Oct 20, 2022](https://hashnode.com/posts/a-guide-on-how-to-make-your-first-contributions-to-open-source/63512c0449c1eabed4faa2ba) ### [Environment variables and hiding secrets](https://rishav10.hashnode.dev/environment-variables-and-hiding-secrets?utm_source=hashnode&utm_medium=feed) How to not push your API Keys to GitHub 2 min read · [rishav10.hashnode.dev](https://rishav10.hashnode.dev/environment-variables-and-hiding-secrets?utm_source=hashnode&utm_medium=feed) [Oct 14, 2022](https://hashnode.com/posts/environment-variables-and-hiding-secrets/634915db2e0d2b5ea98534d4) ### [Let's build a super cool Flask web app](https://rishav10.hashnode.dev/lets-build-a-super-cool-flask-web-app?utm_source=hashnode&utm_medium=feed) Today, we will be harnessing the power of Python, Flask and APIs to build a super awesome website. We shall also learn a little bit about how Flask works, and how we can write Pythonic code inside HTML with the help of Jinja templates. So lets get st... 5 min read · [rishav10.hashnode.dev](https://rishav10.hashnode.dev/lets-build-a-super-cool-flask-web-app?utm_source=hashnode&utm_medium=feed) [Oct 10, 2022](https://hashnode.com/posts/lets-build-a-super-cool-flask-web-app/6343f54142abdaa6d610aebb)