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Build a Calculator App in Flutter | Learn StatefulWidget, setState() & GridView.builder | Flutter Beginner Course Episode 4

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━━━━━━━━━━━━━━━━━━━━ 📖 Introduction In this Flutter Beginner Course Episode 4, we will build a modern Calculator App from scratch using Flutter and Dart. This real-world project introduces one of the most important Flutter concepts—state management using StatefulWidget and setState(). Instead of creating a static user interface, you will learn how to build an interactive application that responds instantly to user input while maintaining clean, reusable, and professional code. Throughout this tutorial, we will design a premium Material 3 calculator interface with a responsive layout, live display updates, modern button grid, mathematical operators, decimal support, delete functionality, clear button, and real-time calculations. The application is designed to look professional while remaining beginner-friendly, making it an excellent project for developers who are starting their Flutter journey. During the development process, you will learn how StatefulWidget ma...

Modern Calculator App Built in Flutter 🔢 | FuzzuTech

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  Demo : Click Video ðŸ‘‡ðŸ‘‡ðŸ‘‡ 🌟 Features: Embed YouTube Short video Include Flutter code snippet (formatted in code block) Add tags as Blogger “labels” CTA: “Subscribe to FuzzuTech on YouTube for daily tech projects!” Code : import 'package:flutter/material.dart'; void main() {   runApp(CalculatorApp()); } class CalculatorApp extends StatelessWidget {   @override   Widget build(BuildContext context) {     return MaterialApp(       title: 'Modern Calculator',       theme: ThemeData.dark().copyWith(         scaffoldBackgroundColor: Colors.black,         colorScheme: ColorScheme.dark(           primary: Colors.blue,           secondary: Colors.blueAccent,         ),       ),       home: CalculatorScreen(),       debugShowCheckedModeBanner: false,     );...

FuzzuTech Advanced Calculator – Python GUI + CLI Project

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  Demo : Click Video ðŸ‘‡ðŸ‘‡ðŸ‘‡ Features: Full video embed from YouTube Short description from above Code snippets (main.py + main_cli.py) with syntax highlighting Download link for code (GitHub/Drive) CTA to subscribe/follow on YT, IG, FB Code : main_cli.py """ FuzzuTech - Advanced Command Line Calculator Features: - Safe expression evaluation (using ast) - Supports + - * / // % ** parentheses - Math functions: sqrt, sin, cos, tan, log, ln, exp, factorial, abs - Memory: M+, M-, MR, MC - History: 'hist' shows previous calculations - Commands: help, exit, clear Author: FuzzuTech """ import ast import math import operator as op from collections import deque # Allowed operators map ALLOWED_BINOPS = {     ast.Add: op.add,     ast.Sub: op.sub,     ast.Mult: op.mul,     ast.Div: op.truediv,     ast.FloorDiv: op.floordiv,     ast.Mod: op.mod,     ast.Pow: op.pow, } ALLOWED_UNARYOPS = {     ast....