TekExplorer

Key Technology Division Contacts:

Associate Dean of Technology

Joe Little - joe.little@cpcc.edu

Lead Technology Academic Advisor:

Kawan Little - kawan.little@cpcc.edu

TekExplorer

final class DirUri extends PathUri {
  DirUri(String path)
      : _uri = _parsePathUri(path: '$path/'),
        super._();

  final Uri _uri;

  @override
  String? get filename => _uri.filename;
  @override

TekExplorer

import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';

const Color darkBlue = Color.fromARGB(255, 18, 32, 47);

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {

TekExplorer

import 'dart:async';

import 'package:flutter/foundation.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:web_socket_channel/web_socket_channel.dart';

final _wsProvider = FutureProvider((ref) async {
  final ws = YourWebsocket(Uri(/** ... */));
  ref.onDispose(ws.dispose);
  await ws.connect();

TekExplorer

import 'dart:math';

import 'package:flutter/material.dart';
// could use flutter_riverpod
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';

import 'mutation_state.dart';

part 'main.g.dart';

TekExplorer

import 'package:meta/meta.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:stack_trace/stack_trace.dart';

part 'mutation_provider.g.dart';

// generic mutation
@riverpod
MutationState<void> mutation(MutationRef ref, Object mutationKey) {
  return MutationState._initial(ref);

TekExplorer

import 'dart:math';

import 'package:flutter/material.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';

part 'mutation_provider.g.dart';

class ExampleWidget extends ConsumerWidget {
  const ExampleWidget({super.key});

TekExplorer

void main() {
  print('Wont pass null into a copy');
  
  final e1 = Example1(id: 1, name: 'hello 1');
  final e1Copy = e1.copyWith(name: null);
  print('e1: ${e1.id}, ${e1.name}');
  print('e1Copy: ${e1Copy.id}, ${e1Copy.name}');
  
  print('\nSubclassing method');
  

TekExplorer

void main() {
  final isIdentical = identical(Singleton(), Singleton());
  print(isIdentical);
  assert(isIdentical == true);
}


class Singleton {
  static final Singleton _instance = Singleton._(); 
  const Singleton._();

TekExplorer

void main() {
  C()()()()()()()()()()()()();
}


class C {
  const C([this.cnt=1]);
  
  final int cnt;