Introduction

In today's fast-paced digital landscape, building interactive, high-performance web applications is paramount for organizations across all sectors. Blazor Application Development Using .NET offers a revolutionary approach, enabling developers to create rich, client-side web UIs entirely with C# and .NET, eliminating the traditional reliance on JavaScript for front-end development. This powerful framework from Microsoft unifies the development stack, allowing seamless code sharing between client and server, leading to increased productivity, simplified maintenance, and robust security. By leveraging the full power of the .NET ecosystem, Blazor empowers developers to build complex, enterprise-grade web applications with a familiar and highly efficient toolkit. Without the ability to embrace modern, unified development approaches like Blazor Application Development Using .NET, organizations risk slower development cycles, fragmented codebases, and difficulty in scaling their web solutions to meet evolving demands. This comprehensive training course focuses on equipping professionals with the expertise to master Blazor Application Development Using .NET.

This intensive training course is meticulously designed to empower software developers, web developers, .NET professionals, and technical leads with the theoretical understanding and hands-on practical skills necessary to design, build, and deploy robust web applications using Blazor and the .NET framework. Participants will gain a deep understanding of Blazor's architecture, including its various hosting models (Server, WebAssembly, and Hybrid), and master the creation of reusable UI components. The course will delve into topics such as Razor syntax, data binding, routing, state management, integrating with APIs, authentication and authorization, and advanced deployment strategies. By mastering the principles and practical application of Blazor Application Development Using .NET, participants will be prepared to build cutting-edge web applications, leverage their existing C# skills to their fullest potential, and deliver exceptional user experiences with efficiency and scalability.

Duration: 10 Days

Target Audience

• C# Developers familiar with .NET or ASP.NET.
• Web Developers looking to build web applications with C# instead of JavaScript.
• Full-Stack Developers aiming for a unified language stack.
• Software Engineers interested in modern web UI frameworks.
• Technical Leads and Architects evaluating new web technologies.
• Students or recent graduates with foundational programming knowledge.
• Anyone interested in building interactive web applications using Microsoft technologies.
• Professionals seeking to upgrade their web development skills.
• Front-End Developers wanting to explore .NET for UI development.
• Project Managers overseeing .NET web development teams.

Objectives

• Understand the fundamental concepts of Blazor and its place in modern web development.
• Learn to differentiate between Blazor Server, Blazor WebAssembly, and Blazor Hybrid hosting models.
• Acquire skills in designing and building reusable Blazor components using Razor syntax.
• Comprehend techniques for data binding, event handling, and managing component lifecycle.
• Explore strategies for implementing routing and navigation in Blazor applications.
• Understand the importance of state management in Blazor applications.
• Gain insights into consuming RESTful APIs and interacting with backend services.
• Develop a practical understanding of implementing authentication and authorization.
• Master form handling and validation in Blazor applications.
• Learn to integrate JavaScript with Blazor when necessary.
• Acquire knowledge of testing Blazor components using bUnit.
• Understand performance optimization techniques for Blazor applications.
• Learn about dependency injection and building Blazor services.
• Explore advanced UI/UX concepts for building rich user experiences.
• Be able to deploy Blazor applications to various hosting environments.

Course Content

Module 1: Introduction to Blazor and .NET Web Development

• Evolution of web development and the role of Blazor.
• What is Blazor? Benefits and core concepts.
• Overview of .NET ecosystem and C# for web.
• Setting up the development environment: Visual Studio/VS Code, .NET SDK.
• Exploring the different Blazor hosting models: Server, WebAssembly, Hybrid.

Module 2: Your First Blazor Application and Project Structure

• Creating a new Blazor project from templates.
• Understanding the Blazor project structure: wwwroot, Pages, Shared, _Imports.razor.
• Running and debugging a basic Blazor application.
• Introduction to Razor syntax: mixing HTML and C# code.
• Hot Reload and its impact on developer productivity.

Module 3: Blazor Components: Building Blocks of UI

• Defining and creating reusable Blazor components (.razor files).
• Understanding component parameters and passing data.
• Event handling in Blazor: @onclick, @onchange, and EventCallback.
• Component lifecycle methods: OnInitialized, OnParametersSet, OnAfterRender.
• Building nested components and component composition.

Module 4: Data Binding and Forms

• Two-way data binding in Blazor using @bind.
• Working with different input types: text, numbers, dates, checkboxes.
• Creating interactive forms with EditForm and input components (InputText, InputNumber, etc.).
• Implementing client-side form validation using DataAnnotations.
• Displaying validation messages and error handling.

Module 5: Routing and Navigation

• Configuring routing in Blazor applications using @page directive.
• Navigating between pages programmatically using NavigationManager.
• Implementing route parameters for dynamic content.
• Creating layouts and reusable navigation menus (NavLink).
• Handling 404 Not Found pages and unauthorized access.

Module 6: State Management in Blazor

• Understanding component-level state vs. application-wide state.
• Techniques for managing state: parent-child communication, CascadingParameters.
• Using shared services for global state management.
• Persisting state in local storage or session storage.
• Introduction to more advanced state management patterns (e.g., Flux, Redux-like).

Module 7: Working with Data: API Consumption

• Consuming RESTful APIs from Blazor applications using HttpClient.
• Asynchronous programming with async/await for data fetching.
• Handling JSON data serialization and deserialization.
• Implementing CRUD (Create, Read, Update, Delete) operations.
• Error handling and displaying loading states during data retrieval.

Module 8: Dependency Injection (DI) and Services

• Understanding the concept of Dependency Injection in .NET.
• Registering and injecting services into Blazor components.
• Building custom services for business logic or data access.
• Lifetime of services: transient, scoped, singleton.
• Best practices for structuring services in a Blazor application.

Module 9: Authentication and Authorization

• Implementing user authentication in Blazor applications.
• Integrating with ASP.NET Core Identity for user management.
• Role-based and policy-based authorization.
• Securing components and routes based on user roles.
• Understanding authentication state and claims.

Module 10: JavaScript Interoperability

• Calling JavaScript functions from C# in Blazor.
• Invoking C# methods from JavaScript.
• Handling asynchronous JavaScript interop calls.
• Scenarios where JavaScript interop is necessary or beneficial.
• Best practices for minimizing and managing JS interop.

Module 11: Advanced Component Features and Reusability

• Templated components for flexible UI structures.
• Using RenderFragment for dynamic content rendering.
• Building generic components.
• Component libraries and NuGet packages for Blazor.
• Customizing component rendering and performance optimization (ShouldRender).

Module 12: Advanced Routing and Deep Linking

• Advanced route constraints and optional parameters.
• Handling complex URL structures and query strings.
• Implementing deep linking and SEO considerations for Blazor WebAssembly.
• Navigation history and browser integration.
• Using NavigationLock to prevent accidental navigation.

Module 13: Performance Optimization and Debugging

• Strategies for optimizing Blazor application performance (e.g., lazy loading, virtualization).
• Minimizing bundle size for Blazor WebAssembly applications.
• Effective debugging techniques for Blazor Server and WebAssembly.
• Using browser developer tools for performance profiling.
• Error handling and logging in Blazor applications.

Module 14: Testing Blazor Applications

• Introduction to unit testing Blazor components.
• Using bUnit for component testing.
• Writing effective test cases for Blazor components.
• Mocking dependencies for isolated testing.
• Integration testing considerations for Blazor applications.

Module 15: Deployment and Best Practices

• Publishing Blazor Server applications to various hosting environments (IIS, Azure App Service).
• Deploying Blazor WebAssembly applications to static hosts (Azure Static Web Apps, GitHub Pages).
• Configuring production environments and security best practices.
• Continuous Integration/Continuous Deployment (CI/CD) pipelines for Blazor.
• Review of overall Blazor application architecture and maintainability.

Training Approach

This course will be delivered by our skilled trainers who have vast knowledge and experience as expert professionals in the fields. The course is taught in English and through a mix of theory, practical activities, group discussion and case studies. Course manuals and additional training materials will be provided to the participants upon completion of the training.

Tailor-Made Course

This course can also be tailor-made to meet organization requirement. For further inquiries, please contact us on: Email: info@skillsforafrica.org, training@skillsforafrica.org  Tel: +254 702 249 449

Training Venue

The training will be held at our Skills for Africa Training Institute Training Centre. We also offer training for a group at requested location all over the world. The course fee covers the course tuition, training materials, two break refreshments, and buffet lunch.

Visa application, travel expenses, airport transfers, dinners, accommodation, insurance, and other personal expenses are catered by the participant

Certification

Participants will be issued with Skills for Africa Training Institute certificate upon completion of this course.

Airport Pickup and Accommodation

Airport pickup and accommodation is arranged upon request. For booking contact our Training Coordinator through Email: info@skillsforafrica.org, training@skillsforafrica.org  Tel: +254 702 249 449

Terms of Payment: Unless otherwise agreed between the two parties’ payment of the course fee should be done 5 working days before commencement of the training.