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Material and Cupertino are design languages used in different UI frameworks. Material Design is a design language developed by Google. It focuses on creating a visually appealing, consistent, and intuitive user interface across different platforms, including Android, iOS, and the web. Material Design uses principles such as material surfaces, elevation, animations, and typography to create
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The event loop is a core component of many programming frameworks and environments, including those used for asynchronous programming. It manages the flow of events and callbacks in a non-blocking manner, allowing programs to efficiently handle concurrent operations and I/O operations without blocking the execution of other code. At a high level, the event loop
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In Flutter, mainAxisAlignment and crossAxisAlignment are properties commonly used in container widgets to control the alignment of their children. They are particularly useful in Row and Column widgets, which are used to arrange and position widgets horizontally and vertically, respectively. Here’s a brief explanation of when to use each property: mainAxisAlignment: This property determines how
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In Flutter, the keyword await is used in conjunction with the async keyword to handle asynchronous operations. When you mark a function with the async keyword, it means that the function can perform tasks asynchronously. Inside an async function, you can use the await keyword to pause the execution of the function until a particular
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Cloud Functions for Firebase is a serverless computing platform provided by Google Firebase. It allows you to write and deploy small blocks of code, known as functions, that can be triggered by events and executed in a serverless environment. Cloud Functions for Firebase enables you to build backend functionality for your mobile or web applications
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MediaQuery and LayoutBuilder are both classes in Flutter that provide information about the layout and constraints of the app’s UI. However, they serve different purposes and have different use cases. MediaQuery: MediaQuery is a class that provides access to various properties related to the device’s screen, such as its size, orientation, and pixel density. It
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In Flutter, DevTools is a powerful set of developer tools that help with debugging, profiling, and analyzing Flutter applications. It provides a graphical user interface (GUI) that allows developers to inspect and diagnose their Flutter app’s performance, state, and behavior. Here are some key features and functionalities of Flutter DevTools: Widget Inspector: It allows you
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In the context of Flutter, a ticker refers to an animation controller provided by the Flutter framework. It is a crucial component for managing animations within a Flutter application. Animations in Flutter are typically driven by the hardware or software refresh rate of the device. To synchronize animations with the device’s refresh rate, Flutter uses
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To effectively use Flutter, the following skills are beneficial: Dart Programming: Flutter uses the Dart programming language as its primary language. It is essential to have a good understanding of Dart syntax, features, and concepts such as variables, functions, classes, and object-oriented programming (OOP) principles. Dart is relatively easy to learn if you have experience
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Reducing widget rebuilds can help improve the performance and efficiency of your Flutter application. Here are some strategies to minimize unnecessary widget rebuilds: Use const Constructors: When creating widgets, consider using const constructors whenever possible. Widgets created with const constructors are immutable and won’t rebuild unless their properties change. This can help prevent unnecessary rebuilds
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Both WidgetsApp and MaterialApp are classes in Flutter that serve as the entry point for building a Flutter application. They provide the necessary infrastructure for rendering widgets and managing the application’s theme and routing. However, there are some differences between the two: Material Design: MaterialApp is specifically designed to implement the Material Design guidelines, which
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In Flutter, you can perform database queries using various approaches and packages. One commonly used package for database operations in Flutter is sqflite, which provides a simple way to interact with SQLite databases. Here’s an example of how you can perform a database query using sqflite: Add the sqflite package to your pubspec.yaml file: dependencies:
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