Category: Flutter
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Sort Lists Dart & Flutter: 5 Sort Examples Dart
In this article we’ll take a look at how to sort lists in Dart (and Flutter as well) in this post, which is a typical activity that you’ll encounter in the vast majority of your projects. The examples are arranged in order of difficulty, from simple to sophisticated, and cover the majority of real-life circumstances.…
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Flutter State Management Using Provider
My first Flutter project would have been a lot better if I had a solid state management solution implemented for my Flutter app. Choosing the best technology for state management , would have made my life far more easier. So in this article we’ll be taking a look at how to manage state with the…
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How To: Load Asset Files Into Flutter
How to Solve Unable To Load Asset In Flutter? In this article, we will take a look at how to load asset In Flutter. Both code and assets may be included in Flutter apps (sometimes called resources). The problem “Unable to load assets In Flutter” appears from time to time in Flutter. So, in this…
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How To: Colorize Flutter Debug Console Logs
In this article, we will be taking a look at how to colorize Flutter debug log statements using the dart:developer package. Fixing issues and building apps with Flutter is more interesting and pleasant when messages are logged in multiple colors. This post will demonstrate how to accomplish this without the need of any third-party plugins.…
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Dart: Convert/Parse JSON String, Array into List/Object
Convert JSON String or Array into List or Object in Dart/Flutter In this Dart/Flutter lesson, we’re going look at how to convert/parse JSON text into Object, Nested Object, how to parse JSON array, array of JSON items into List. Finally, complicated JSON may be parsed into Nested Objects (that also contains array as a field).…
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Introduction To Null Safety In Dart
What is Dart Null Safety? In basic terms, null safety in dart means that a variable cannot have a ‘null’ value unless it was started with null. All runtime null-dereference problems will now be shown at compile time, thanks to null safety. Dart Null Safety Code Example We constructed a class in the preceding dart…
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Tutorial: Flutter Cupertino TabBar (iOS)
Introduction: Flutter Cupertino TabBar Cupertino tabbar is a flutter version of the iOS bottom tabbar or bottom navigation bar. The CupertinoTabBar widget allows us to add an iOS-style tabbar to our project. It’s comparable to the android platform’s bottom navigation bar in flutter. It shows a row of tabs with a label and an icon…
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Implement Facebook Authentication In Flutter
In this tutorial, I’ll show you how to integrate Facebook login within your Flutter applcation. A multi-step authentication sequence that allows you to sign a user into an account or link them to an existing one is known as social authentication. So let’s get going and see how to implement facebook social login into our…
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Flutter Unit Testing Using Mockito
When writing a unit test for a function, you may wish to mock or stub the results of other functions called from the test function. This post demonstrates how to use Mockito to write a unit test for a Flutter application (or any other Dart-based application). Importing Mockito Into Flutter Project This tutorial makes use…
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Upload Files In Google Drive Using Flutter
We’ll learn how to incorporate Google Drive into the Flutter app in this tutorial. We’ll learn how to use Flutter to upload, list, and download files to Google Drive. For authentication, I used Google Plus, and then I went to Google Drive. I looked into the Google Drive API, but ultimately decided that this method…