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Session creation and destruction

on October 21, 2024

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Create BottomNavigationBar, TabBar and Navigation Drawer in flutter.

Aim : Create BottomNavigationBar, TabBar and Navigation Drawer in flutter. BottomNavigationBar : Code: import 'package:flutter/material.dart'; void main() { runApp(const MyApp()); } class MyApp extends StatelessWidget { const MyApp({super.key}); // This widget is the root of your application. @override Widget build(BuildContext context) { return MaterialApp( title: 'Flutter Demo', theme: ThemeData( primarySwatch: Colors.blue, ), home: MyHomePage(), ); } } class MyHomePage extends StatefulWidget { @override State<StatefulWidget> createState() { // TODO: implement createState return BottomNavigation(); } } class BottomNavigation extends State<MyHomePage> { var selectedItem = 0; List itemList = [Text('Home'), Text('Bookmark'), Text('Settings')]; void updateItem(int value) { setState(() { selectedItem = value; }); } @override Widget build(BuildContext context) { // TODO: implement build return Scaffold( bottomNavigationBar: BottomNavigat...

Perform the data clustering using clustering algorithm.

Practical 7: Perform the data clustering using clustering algorithm. newiris <- iris newiris$Species <- NULL (kc <- kmeans(newiris,3)) Step2: table (iris$Species,kc$cluster) Step3: plot(newiris[c("Sepal.Length","Sepal.Width")],col=kc$cluster) points(kc$centers[,c("Sepal.Length","Sepal.Width")],col=1:3,pch=8,cex=2)

Create Pop up menu/ DropDown menu and Alert dialog in flutter

Aim : Create Pop up menu/ DropDown menu and AlertDialog in flutter Pop up menu/ DropDown menu Code : import 'package:flutter/material.dart'; void main() { runApp(const MyApp()); } class MyApp extends StatelessWidget { const MyApp({super.key}); // This widget is the root of your application. @override Widget build(BuildContext context) { return MaterialApp( title: 'Flutter Demo', theme: ThemeData( primarySwatch: Colors.blue, ), home: MyHomePage(), ); } } class MyHomePage extends StatefulWidget { @override State<StatefulWidget> createState() { // TODO: implement createState return PopUpMenu(); } } class PopUpMenu extends State<MyHomePage> { @override Widget build(BuildContext context) { // TODO: implement build return Scaffold( appBar: AppBar(actions: [ PopupMenuButton( itemBuilder: (context) => [ PopupMenuItem( child: Row( children: [ Icon( Icons.share, color: Colors.black, ), Text('share') ], )), PopupMenuItem( child: Row( children: [ Icon( Icons...

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Session creation and destruction

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