jorwan

void main() {
  print("Current list");
  var l = [1,5,2,null,0];
  print(l);
  
  print("Sorted List");
  l.sort((a, b) {
    int result;
    if (a == null) {
      result = 1;

jorwan

void main() {
  print("Current list");
  var l = [1,5,2,null,0];
  print(l);
  
  print("Sorted List");
  for(int i=0;i<10;i++){
    sortIt(l);
    print(l);
  };

jorwan

void main() {
  print("Current list");
  var l = [1,5,2,null,0];
  print(l);
  
  print("sort it asc with nulls at the beginning");
  sortIt(l, asc:true, nullAtEnding: false);
  print(l);
  
  print("sort it asc with nulls at the end");

jorwan

{
    "projects": [
        {
            "title": "CAT FACTS",
            "subtitle": "VIEW RANDOM PICTURES AND FACTS ABOUT CATS",
            "description": "Flutter Mobile App that make a request to third-party api to get a cat picture and a request to another third-party api to get a cat fact.",
            "repositoryUrl": "https://github.com/jorwan/cat-facts",
            "previewUrl": "https://res.cloudinary.com/dufbnf0ov/image/upload/v1624586236/jorwan.github.io/preview_cat_fact.gif"
        },
        {

jorwan

/*
  Jorge Wander Santana Urena
  jorgesanure@gmail.com
*/

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {

jorwan

void main() => print(List.generate(10, (i) => i).chunk(3));

extension ListChunkerExtension on List {
  List chunk(int chunkLength) {
    if ((chunkLength ?? 0) <= 0 || (this ?? []).length == 0)
      return this;
    var chunks = [];
    for (var i = 0; i < this.length; i += chunkLength) {
      chunks.add(this.sublist(
          i, i + chunkLength > this.length ? this.length : i + chunkLength));

jorwan

import 'package:flutter/material.dart';

import 'dart:async';
import 'dart:math' as math;

import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';

void main() {

jorwan

/*
 * Goal: Remove property with null values and null values from list
 * Author: Jorge Wander Santana Urena
 * Source: https://gist.github.com/jorwan/52902870f633da8959a39353e96fac25
 **/

final data = 
  {
    "name": "Carolina Ratliff",
    "company": null,

jorwan

/*
  Author: Jorge Wander Santana Urena
  Goal: Paint a Tree View of Checkbox List
  Source: https://gist.github.com/jorwan/abcf91068b7a910ac3388b399b1bb71f
*/

import 'package:flutter/material.dart';

main() {
  final data = {

jorwan

/*
 * Developer: Jorge Wander Santana Urena
 * Designer: David Rivera
 */
import 'package:flutter/material.dart';

main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override