Renga Praveen Kumar

@rengapraveen

Learn, Code, and Grow with Flutter!

Madurai - IndiaJoined March 2025

About

I'm Renga, a Flutter developer passionate about building efficient and scalable apps. I share whatever I learn with the world every weekend, covering insights, best practices, and real-world solutions to help developers master Flutter. Let’s learn and build together!

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Renga Praveen Kumar's blogs

Flutterfluttermonk.hashnode.dev6 posts

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RPRenga Praveen Kumarfluttermonk.hashnode.devJun 11, 2025 · 3 min read

Understanding the difference between declarative and imperative UI design in FLUTTER 💙

Did you know the difference between imperative and declarative UI design in Flutter?. If you don't know, are you here newly? Give me 2 minutes, and I will tell you what it is in a simple manner with a real-time example. Imagine you want a coffee. So...

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RPRenga Praveen Kumarfluttermonk.hashnode.devApr 20, 2025 · 3 min read

From Student to Speaker—A Proud Day at My College ❤️

Disclaimer: This is not a technical blog. I just wanted to share one of the most emotional and proud moments of my life with you. April 17, 2025 – A day I will always remember. I was invited to conduct a Flutter Bootcamp Workshop at PSNA College of ...

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RPRenga Praveen Kumarfluttermonk.hashnode.devApr 14, 2025 · 4 min read

Singleton Guide for New Bees in Flutter

Hi my Flutter dev people, today I am going to share, What is a singleton? Why singleton? How to create a singleton using Dart? 1. Ex with explanation. Initially, during my college days mini projects, I wanted to store some data in my app. I'm n...

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RPRenga Praveen Kumarfluttermonk.hashnode.devApr 7, 2025 · 5 min read

Save Time. Avoid Errors. Use Trusted Serialization Tools in Flutter!

Initially, I wrote most of the serialization code by myself. To be frank, sometimes I made some mistakes that consumed more time to fix, so, indirectly, it affected my delivery time. That time I found this awesome way to save my time in a smarter way...

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RPRenga Praveen Kumarfluttermonk.hashnode.devApr 6, 2025 · 4 min read

How to use the shimmer loading effect in Flutter?: The easy, straightforward way.

User experience is more important in app development. API calls and Firebase calls are taking time to load data. That time if our app UI is empty, it will affect the user experience. Some people are showing the loaders instead. But it's old style. He...

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Renga Praveen Kumar

About

Available for

Renga Praveen Kumar's blogs

Recently published

Understanding the difference between declarative and imperative UI design in FLUTTER 💙

From Student to Speaker—A Proud Day at My College ❤️

Singleton Guide for New Bees in Flutter

Save Time. Avoid Errors. Use Trusted Serialization Tools in Flutter!

How to use the shimmer loading effect in Flutter?: The easy, straightforward way.

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Renga Praveen Kumar

About

Available for

Renga Praveen Kumar's blogs

Recently published

Understanding the difference between declarative and imperative UI design in FLUTTER 💙

From Student to Speaker—A Proud Day at My College ❤️

Singleton Guide for New Bees in Flutter

Save Time. Avoid Errors. Use Trusted Serialization Tools in Flutter!

How to use the shimmer loading effect in Flutter?: The easy, straightforward way.