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Author: saqibkhan

  • Deployment

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    saqibkhan
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    This chapter explains how to deploy Flutter application in both Android and iOS platforms. Android Application iOS Application

  • Testing

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    saqibkhan
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    Testing is very important phase in the development life cycle of an application. It ensures that the application is of high quality. Testing requires careful planning and execution. It is also the most time consuming phase of the development. Dart language and Flutter framework provides extensive support for the automated testing of an application. Types…

  • Internationalization

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    saqibkhan
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    Nowadays, mobile applications are used by customers from different countries and as a result, applications are required to display the content in different languages. Enabling an application to work in multiple languages is called Internationalizing the application. For an application to work in different languages, it should first find the current locale of the system…

  • Database Concepts

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    saqibkhan
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    Flutter provides many advanced packages to work with databases. The most important packages are − In this chapter, let us discuss each of them in detail. SQLite SQLite database is the de-facto and standard SQL based embedded database engine. It is small and time-tested database engine. sqflite package provides a lot of functionality to work…

  • Introduction to Package

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    saqibkhan
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    Dart’s way of organizing and sharing a set of functionality is through Package. Dart Package is simply sharable libraries or modules. In general, the Dart Package is same as that of Dart Application except Dart Package does not have application entry point, main. The general structure of Package (consider a demo package, my_demo_package) is as…

  • Writing IOS Specific Code

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    saqibkhan
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    Accessing iOS specific code is similar to that on Android platform except that it uses iOS specific languages – Objective-C or Swift and iOS SDK. Otherwise, the concept is same as that of the Android platform. Let us write the same application as in the previous chapter for iOS platform as well.

  • Writing Android Specific Code

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    saqibkhan
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    Flutter provides a general framework to access platform specific feature. This enables the developer to extend the functionality of the Flutter framework using platform specific code. Platform specific functionality like camera, battery level, browser, etc., can be accessed easily through the framework. The general idea of accessing the platform specific code is through simple messaging protocol. Flutter…

  • Animation

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    saqibkhan
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    Animation is a complex procedure in any mobile application. In spite of its complexity, Animation enhances the user experience to a new level and provides a rich user interaction. Due to its richness, animation becomes an integral part of modern mobile application. Flutter framework recognizes the importance of Animation and provides a simple and intuitive…

  • State Management

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    saqibkhan
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    Managing state in an application is one of the most important and necessary process in the life cycle of an application. Let us consider a simple shopping cart application. A state management can be divided into two categories based on the duration the particular state lasts in an application. Navigation and Routing In any application,…

  • Introduction to Gestures

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    saqibkhan
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    Gestures are primarily a way for a user to interact with a mobile (or any touch based device) application. Gestures are generally defined as any physical action / movement of a user in the intention of activating a specific control of the mobile device. Gestures are as simple as tapping the screen of the mobile device…