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Here is an example of how you can create an animation for "Level Completed" in Flutter using the AnimationController and AnimatedBuilder classes: Here is an example of how you can create an animation for "Level Completed" in Flutter using. class _LevelCompletedState extends State<LevelCompleted> with TickerProviderStateMixin {   AnimationController _controller;   Animation _animation;   @override   void initState() {     super.initState();     _controller = AnimationController(       duration: Duration(seconds: 2),       vsync: this,     );     _animation = Tween(begin: 0.0, end: 1.0).animate(_controller);     _controller.forward();   }   @override   Widget build(BuildContext context) {     return AnimatedBuilder(       animation: _animation,       builder: (context, child) {         return Column(           mainAxisAlignment: MainAxisAlignment.center,           children: <Widget>[             Transform.scale(               scale: _animation.value,    

Here is an example of how to use PDFKit to design an "ADCA" certificate with a name, photo, signature place, and a head signature: Here is an example of how to use PDFKit to design an "ADCA" certificate. const PDFDocument = require('pdfkit'); const fs = require('fs'); // Create a new PDF document const doc = new PDFDocument(); // Set the font and font size doc.registerFont('OpenSans', './fonts/OpenSans-Regular.ttf') doc.registerFont('OpenSansBold', './fonts/OpenSans-Bold.ttf') doc.font('OpenSansBold')    .fontSize(20)    .text("ADCA", {align: 'center'}); // Add some text doc.font('OpenSans')    .fontSize(14)    .text("This certificate is awarded to", {align: 'center'}); doc.font('OpenSansBold')    .fontSize(16)    .text("Brijesh Kumar", {align: 'center'}); doc.moveDown(); doc.moveDown(); // Add image doc.image('./images/dummy-photo.jpg

  flutter web upload image to firebase storage full code with explanations flutter web upload image to firebase storage full code with explanations Here is an example of how to upload an image to Firebase Storage in Flutter web using the firebase_storage package: import 'package:firebase_storage/firebase_storage.dart'; import 'dart:io'; class MyApp extends StatefulWidget {   @override   _MyAppState createState() => _MyAppState(); } class _MyAppState extends State<MyApp> {   final _storage = FirebaseStorage.instance;   String _uploadedFileURL;   void _uploadFile() async {     // Open file picker and get file     File file = await FilePicker.getFile();     // Create a reference to the file in Firebase Storage     StorageReference storageReference = _storage.ref().child("images/${file.path.split('/').last}");     // Upload the file to Firebase Storage     StorageUploadTask uploadTask = storageReference.putFile(file);     // Wait for the upload to

What is voilab pdf table? Voilab-pdf-table is a Node.js library that allows developers to easily create tables in PDF documents using PDFKit. It provides a simple and easy-to-use API for creating tables with various options for customizing the appearance of the table, such as font size, colors, and borders. What is voilab pdf table? Here is an example of how to use Voilab-pdf-table to create a simple table in a PDF document: const PDFDocument = require('pdfkit'); const pdfTable = require('voilab-pdf-table'); const doc = new PDFDocument(); const table = new pdfTable(doc, {   bottomMargin: 30 }); table   .addColumns([     {       id: 'item',       header: 'Item',       width: 100     },     {       id: 'description',       header: 'Description',       width: 300     },     {       id: 'price',       header: 'Price',       width: 50,       align: 'right'     }   ])   .onPageAdded(function(tb) {     tb.addBody([      

List of the top 50 MNC IT and software companies in India would require a significant amount of research and updating as the companies and their ranking change frequently. However, here are some of the well-known MNC IT and software companies in India: List of the top 50 MNC IT and software companies in India Tata Consultancy Services (TCS) Infosys Wipro HCL Technologies Tech Mahindra IBM India Accenture Capgemini Genpact Oracle India Intel Technology India Dell Technologies India Ericsson India Amdocs Nokia Solutions and Networks Cognizant Technology Solutions Cisco Systems India Adobe Systems Symantec India Hewlett-Packard India Bosch Engineering and Business Solutions Nokia India L&T Technology Services Honeywell Automation India GE India Technology Centre Dell EMC India Atos India Juniper Networks India Philips Innovation Campus Texas Instruments India Ericsson-Worldwide Bosch India Fujitsu India Siemens India Schneider Electric India Rockwell Automation India Nokia Siemens Net

Top 51 question in flutter for interview Top 51 question in flutter for interview What is Flutter and why is it used? What is the difference between Flutter and React Native? How does Flutter differ from Xamarin? How does the Flutter framework work? What is the Dart programming language? What are the benefits of using Flutter? How does Flutter handle user interface? What are the differences between StatelessWidget and StatefulWidget in Flutter? What are the different types of widgets in Flutter? How do you handle user input in Flutter? How do you create and use custom widgets in Flutter? How do you handle navigation in Flutter? How do you use StatefulWidget and StatelessWidget together in Flutter? How do you use layout and positioning in Flutter? How do you use the Material Design widgets in Flutter? How do you use the Cupertino widgets in Flutter? How do you use the InkWell widget in Flutter? How do you use the ListView widget in Flutter? How do you use the GridView widget in Flutter?

Q.1. What is Flutter and why is it useful? some general question and answer in flutter interview Ans. Flutter is a mobile app development framework created by Google. It uses the Dart programming language and provides a reactive programming model for building high-performance, expressive and beautiful mobile apps for iOS and Android. It also provides a rich set of customizable widgets and tools for building beautiful and responsive user interfaces. Q.2. What is the difference between StatelessWidget and StatefulWidget in Flutter?  Ans. A StatelessWidget is a widget that will not change over time and will always have the same output for a given input. A StatefulWidget, on the other hand, can change over time and can have different output for the same input. A good example of a StatelessWidget is a Text widget that always displays the same text, while a good example of a StatefulWidget is a TextField widget that can change its text as the user types. Q.3. How does Flutter differ fro

PDFKit is a Node.js library that allows developers to create and manipulate PDF documents with JavaScript. It is built on top of the PDF specification and provides a simple and easy-to-use API for working with PDFs. What is pdfkit & what is uses of pdfkit explain with example of code Here is an example of how to use PDFKit to create a simple PDF document: const PDFDocument = require('pdfkit'); // Create a new PDF document const doc = new PDFDocument(); // Set the font and font size doc.fontSize(25).text('Hello World!', 100, 100); // Output the PDF to a file doc.pipe(fs.createWriteStream('output.pdf')); // End the document and close the file doc.end(); In this example, we first import the PDFKit library by requiring it. Then we create a new PDFDocument object. After that, we set the font size and write some text on it. Then we pipe the document to a write stream which creates an output.pdf file on the specified path. The last step is to end the document by ca

 Top 5 node.js video editor library | node.js video editor Top 5 node.js video editor library | node.js video editor Node.js is a powerful platform that allows developers to create and edit videos with ease. With the help of Node.js video editor libraries, developers can create high-quality videos that are optimized for search engines and can improve the overall user experience of their website. In this blog post, we will be discussing the top 5 Node.js video editor libraries that are SEO-friendly and can help you create visually stunning videos for your website. FFmpeg: FFmpeg is a popular open-source library that allows developers to manipulate video files in various ways. With FFmpeg, developers can easily convert, edit, and compress videos, making it a great choice for creating SEO-friendly videos. Node-Media-Server: Node-Media-Server is a powerful library that allows developers to create a real-time multimedia server with Node.js. This library is perfect for creating live streamin

How to pick a file in flutter web write full code and explain? How to pick a file in flutter web write full code and explain? In Flutter web, you can use the file_picker package to pick a file from the user's device. Here is an example of how to use the package to pick a file and display its name: import 'package:file_picker/file_picker.dart'; class MyApp extends StatefulWidget {   @override   _MyAppState createState() => _MyAppState(); } class _MyAppState extends State<MyApp> {   String _fileName;   void _pickFile() async {     File file = await FilePicker.getFile();     setState(() {       _fileName = file.path.split('/').last;     });   }   @override   Widget build(BuildContext context) {     return Scaffold(       appBar: AppBar(         title: Text('File Picker Example'),       ),       body: Center(         child: Column(           mainAxisAlignment: MainAxisAlignment.center,           children: <Widget>[             Text(_fileName ?? &#

There are several Angular video editor packages available that are SEO-friendly, meaning they can be easily indexed by search engines and improve the visibility of your website. Some of the top options include: There are several Angular video editor packages ngx-videogular: This Angular module is a powerful video player and editor that supports various video formats and provides a wide range of features such as custom controls, dynamic sources, and multiple languages. It also supports video SEO by providing an option to add meta tags to the video player. ng-videosharing-embed: This Angular directive allows developers to easily embed videos from popular video sharing platforms such as YouTube and Vimeo. It also supports video SEO by providing an option to add meta tags to the video player. ng-videogular: This Angular module provides a video player with support for custom controls, multiple sources, and fullscreen mode. It also supports video SEO by providing an option to add meta tags t

  Write a program in flutter chess master game, and explain after coding Write a program in flutter chess master game, and explain after coding import 'package:flutter/material.dart'; void main() { runApp(ChessMaster()); } class ChessMaster extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( appBar: AppBar( title: Text("Chess Master"), ), body: ChessBoard(), ), ); } } class ChessBoard extends StatefulWidget { @override _ChessBoardState createState() => _ChessBoardState(); } class _ChessBoardState extends State<ChessBoard> { //Initialize the chess board List<List<String>> chessBoard = [ ["BR", "BN", "BB", "BQ", "BK", "BB", "BN", "BR"], ["BP", "BP", "BP", "BP", "BP", "BP", &qu

Write a Program in flutter responsive webapp homepage design Write a Program in flutter responsive webapp homepage design import 'package:flutter/material.dart'; void main() { runApp(MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( body: HomePage(), ), ); } } class HomePage extends StatelessWidget { @override Widget build(BuildContext context) { return Container( width: double.infinity, height: double.infinity, decoration: BoxDecoration( image: DecorationImage( image: NetworkImage( "https://images.unsplash.com/photo-1558981806-ec527fa84c39?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80"), fit: BoxFit.cover, ), ), child: Column( mainAxisAlignment: MainAxisAlignment.center, children: <Widget>[ SizedBox( h