darwin-morocho

Ejemplos de datos en Firestore

Colección users:

{
  "id": "uid1234",
  "username": "johndoe",
  "email": "johndoe@example.com",
  "photoUrl": "https://example.com/photo.jpg"

darwin-morocho

void main() {
  final list = List.generate(10000, (index) => index);
  imperative(list);
  declarative(list);
}

void imperative(List<int> list) {
  final start = DateTime.now();
  int result = 0;

darwin-morocho

import 'package:flutter/material.dart';
import 'package:flutter_meedu/meedu.dart';
import 'package:flutter_meedu/ui.dart';

typedef CounterState = State<int>;

class CounterController extends SimpleNotifier with StateMixin<int> {
  CounterController() {
    /// initState must be calle before any state update
    initState(

darwin-morocho

{
    "[dart]": {
        "editor.formatOnSave": true,
        "editor.formatOnType": true,
        "editor.rulers": [],
        "editor.selectionHighlight": false,
        "editor.suggest.snippetsPreventQuickSuggestions": false,
        "editor.suggestSelection": "first",
        "editor.tabCompletion": "onlySnippets",
        "editor.wordBasedSuggestions": false

darwin-morocho

[
{
"name": "Afghanistan",
"dial_code": "+93",
"code": "AF"
},
{
"name": "Aland Islands",
"dial_code": "+358",
"code": "AX"

darwin-morocho

import 'package:flutter/material.dart';

class WithBottomScrollableContent extends StatefulWidget {
  final Widget child;
  final Widget? bottomContent;
  const WithBottomScrollableContent({
    Key? key,
    required this.child,
    this.bottomContent,
  }) : super(key: key);

darwin-morocho

import 'package:flutter_meedu/meedu.dart';

class LoginController extends StateNotifier<LoginState> {
  // you need pass an inital state using super
  LoginController():super(LoginState.initialState);

  void onEmailChanged(String email) {
    state = state.copyWith(email: email);
  }

darwin-morocho

Country Codes

List of all Country Codes (ISO & Dialing) sorted in alphabetical order.

darwin-morocho

import 'dart:async';
import 'package:geolocator/geolocator.dart';

class GeolocatorWrapper {
  StreamController<Position>? _positionController;
  StreamController<bool>? _serviceEnabledController;
  StreamSubscription? _positionSubscription, _serviceEnabledSubscription;

  /// check if the Location Service is Enabled
  Future<bool> get isLocationServiceEnabled => Geolocator.isLocationServiceEnabled();

darwin-morocho

Crear usuario

adduser username

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Agregar permission de administrador

usermod -aG sudo username

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