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Flutter Seminar.pptxFlutter Seminar.pptx

Flutter is an open-source UI software development toolkit created by Google for building natively compiled applications for mobile, web, and desktop from a single codebase. It uses the Dart programming language and provides a rich set of pre-designed widgets that help developers create attractive and responsive user interfaces easily. Flutter follows a reactive framework, where the UI automatically updates when the data changes, making app development faster and more efficient. It also offers features like hot reload, which allows developers to instantly see changes in the app without restarting it, significantly improving productivity. Overall, Flutter is widely used for developing high-performance applications with a smooth user experience across multiple platforms.

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Flutter Seminar 20 26
Introduction This session introduces Flutter and its role in cross-platform app development. Focus on practical concepts for a one-hour seminar: core architecture, UI building blocks, and a full-stack demo workflow. Expected outcome: attendees can create a basic Flutter app and connect it to an API.
01 Topic 1
Subtopic 1: Overview of Flutter Flutter is an open-source, Google UI framework for building Android, iOS and web apps from a single codebase. Key advantages: fast development with hot reload and consistent, beautiful UI across platforms.
Subtopic 2: Widgets & UI Composition Everything in Flutter is a widget: layout, text, buttons and lists compose the UI. Understand stateless vs stateful widgets and common widgets like ListView and ListTile to display dynamic data.
Subtopic 3: Architecture & Project Structure Flutter consists of Framework, Engine, and Platform layers enabling cross-platform apps from one codebase. Project layout: lib/ with main.dart, widgets, and pubspec.yaml for dependencies. Understand build flow to link UI, platform channels, and external services.
02 Topic 2
Subtopic 1: Backend & APIs APIs act as the bridge between Flutter and data sources. Design REST endpoints (e.g., GET, DELETE) with clear payloads and error handling to support app operations like fetching and removing records.
Subtopic 2: Database Integration (MySQL) Use MySQL to store structured data such as student records. Backend (Node.js + Express) performs queries and exposes API routes; secure connections and proper schema design ensure reliable data access.
Subtopic 3: Demo Flow: Fetch Display Delete → → Demo sequence: call API to fetch student list, render with ListView/ListTile, and invoke DELETE to remove entries. Emphasize network error handling, state updates, and confirming destructive actions for a smooth user experience.
Conclusions Deliver a concise one-hour seminar covering Flutter fundamentals, UI composition, architecture, and a full-stack demo (API + MySQL). Attendees should be able to scaffold a basic app, connect to an API, and implement simple CRUD interactions.
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