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New Articles

Flutter battery level & state – Battery Plus package

Flutter September 28, 2021

Flutter Isolate – Run Task in Background – MultiThreading

Flutter June 10, 2023

A vertical sequence UI progress bar Android in Github

Android Library October 10, 2019

Error while merging dex archives – Solution 100% Working

Android May 9, 2021

Custom Number Stepper Input with Increment & Decrement

Flutter February 19, 2023

Concurrency in Dart Programming Language

Dart June 14, 2024

PuTTY fatal error: “No supported authentication methods available”

Error Solution July 4, 2022

Scripting Languages

JavaScript Promises Explained – with Js Promise.all

Hi Guys, Welcome to Proto Coders Point. In this article, we'll learn about JavaScript Promises! JavaScript is synchronous language. While executing the code JavaScript runs from...

Rajat Palankar - December 18, 2021

Flutter

Flutter – Loading Spinner on Button click – Circular Progress Button

Rajat Palankar - September 17, 2021

Flutter

Flutter get current location address from latitude & Longitude – geolocator

Rajat Palankar - August 30, 2021

Latest Articles

Database Management

AWS RDS MySQL Made Easy: A Step-by-Step Guide

Rajat Palankar - July 4, 2026

AWS

Build a Real-Time IoT Data Pipeline on AWS Using IoT Core, Kinesis, Lambda, S3, and DynamoDB

Rajat Palankar - May 24, 2026

AWS

Connect to AWS IoT Core using NodeJS & Publish MQTT Messages

Rajat Palankar - February 23, 2026

Node.js

Ultimate Node.js Backend Interview DSA Guide – 2026

Rajat Palankar - February 8, 2026

Flutter

Flutter Interview Questions and Answers (2026 Updated)

Rajat Palankar - January 12, 2026

Development Tools

DevOps Commands cheat sheet – Download PDF

Rajat Palankar - January 10, 2026

Error Solution

SSH Troubleshooting flowchart

Rajat Palankar - December 4, 2025

AWS

How to Set Up AWS Auto Scaling Group: Complete Step-by-Step Guide

Rajat Palankar - July 30, 2025

AWS

AWS Load Balancers with EC2 Instances – Complete Tutorial [2025]

Rajat Palankar - June 23, 2025

Node.js

Node.js Backend Developer Interview Prep (2025)

Rajat Palankar - June 2, 2025

Error Solution

How to Fix WSL Not Starting in Windows: 6 Easy Step-by-Step Solutions

Rajat Palankar - May 15, 2025

Development Tools

Getting Started with New Relic in Node.js Applications

Rajat Palankar - March 28, 2025