Building a Web 2.0 Portal with ASP.NET 3.5 Omar AL Zabir

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• Building a Web 2.0 Portal with ASP.NET 3.5
• Preface
  • Who This Book Is for
  • How This Book Is Organized
  • What You Need to Use this Book
  • Conventions Used in This Book
  • Using Code Examples
  • Safari Books Online
  • How to Contact Us
  • Acknowledgments
• 1. Introducing Web Portals and Dropthings.OmarALZabir.com
  • Defining a Web Portal
  • Defining a Web 2.0 Portal
  • Using a Web Portal
    • How an Ajax-Powered Start Page Is Different
  • Navigating Dropthings
  • Using ASP.NET AJAX
  • Using C# 3.0 and .NET 3.5
  • Summary
    • Additional Resources
• 2. Architecting the Web Portal and Widgets
  • Object Model
    • Object Model
    • Application Components
    • Data Model
    • Solution Files
    • Update Panels
    • Drag-and-Drop Operations
  • Using a Widget Framework
    • Designing the Widget Container
  • Adding Widgets
  • Maximizing the First-Visit Experience
  • Rendering a Second-Visit Experience
  • Improving ASP.NET AJAX Performance
    • Server-Side Rendering Versus Client-Side Rendering
    • Runtime Size Analysis
    • Reducing Extenders and UpdatePanels to Improve Browser Response
    • Comparing Debug Mode Versus Release Mode
  • Adding Authentication and Authorization
  • Preventing Denial-of-Service Attacks
  • Summary
• 3. Building the Web Layer Using ASP.NET AJAX
  • Implementing the Start Page of a Web Portal
    • The Header Area
    • Add Stuff Area: The Widget Gallery
    • The Tab Bar
    • The Widget Area: The Three-Column Widget View
    • Loading the Start Page
  • Building a Custom Drag-and-Drop Extender for a Multicolumn Drop Zone
  • Implementing WidgetContainer
    • WidgetContainer.cs
      • Updating
      • Saving and editing
      • Adding InstanceID
      • Closing the widget
  • Building Widgets
    • Building a Flickr Photo Widget
      • Flickr widget UI controls
    • Building an Atom or RSS Widget
  • Page Switching: Simulating a Nonpostback Experience
  • Using the Profile Object Inside a Web Service
  • Implementing Authentication and Authorization
  • Implementing Logout
    • Handlers
  • Summary
    • Additional Resources
• 4. Building the Data and Business Layers Using .NET 3.5
  • Introducing LINQ to SQL
  • Building the Data Access Layer Using LINQ to SQL
    • Generating a Data Model Using the Visual Studio 2008 Designer
    • Manipulating Data with a Database Helper
    • Cleaning Up Inactive User and Related Data
  • Introducing Windows Workflow Foundation
  • Building the Business Layer Using WF
    • Mapping User Actions to a Workflow
    • Dealing with First Visit by a New User (NewUserSetupWorkflow)
    • Dealing with the Return Visit of an Existing User (UserVisitWorkflow)
    • Adding a New Tab (AddNewTabWorkflow)
    • Moving Widgets (MoveWidgetInstanceWorkflow)
  • Implementing the DashboardFacade
    • Implementing the WorkflowHelper Class
  • Summary
• 5. Building Client-Side Widgets
  • Delaying Server-Side Widget Loading
    • Delaying RSS/Atom Widget Loading
    • Delay Flickr Photo Widget Loading
    • Problems with Delaying Widget Loading
  • Content Proxy
    • Content Proxy Web Service
    • Challenges with the Proxy Web Service
  • Building a Client-Side RSS Widget
  • Building a Client-Side Flickr Widget
  • Summary
• 6. Optimizing ASP.NET AJAX
  • Combining Multiple Ajax Calls into One Call
  • Timing and Ordering Ajax Calls to the Server
    • Bad Calls Make Good Calls Time Out
      • Common problems
    • Browsers Fail to Respond with Two or More Calls in Queue
    • Caching Web Service Responses on the Browser
  • Using HTTP GET Calls Instead of HTTP POST
  • Working with the this Function
  • Summary
• 7. Creating Asynchronous, Transactional, Cache-Friendly Web Services
  • Scalability Challenges with Web Services
  • Asynchronous Web Methods
  • Modifying the ASP.NET AJAX Framework to Handle Web Service Calls
    • Initializing the Cache Policy
  • Developing Your Own Web Service Handler
    • Basics of Asynchronous Web Service Handlers
    • Adding Transaction Capability to Web Methods
    • Adding Cache Headers
    • Using the Attributes
    • Handling the State Object
  • Making an Asynchronous and Cache-Friendly Proxy
  • Scaling and Securing the Content Proxy
    • Maintaining Speed
      • Connection management
      • DNS resolution
    • Avoiding Proxy Abuse
    • Defending Against Denial-of-Service Attacks
  • Summary
• 8. Improving Server-Side Performance and Scalability
  • Instrumenting Your Code to Identify Performance Problems
  • Optimizing the HTTP Pipeline
  • Optimizing ASP.NET 2.0/3.5 Before Going Live
  • Optimizing Queries in the ASP.NET Membership Tables
  • Optimizing the ASP.NET 2.0/3.5 Profile Provider Before You Go Live
    • Accessing the Use of Profile Provider
    • Using Email for a Username
    • Changing a Username in the ASP.NET 2.0/3.5 Membership Provider
    • Rendering Page Parts As JavaScript
      • Using HttpModule
      • The HttpModule in detail
  • ASP.NET Production Challenges
    • Fixing Cookie Authentication Problems
      • Generating the key
      • Each machine requires a key
  • Redirecting Traffic from an Old Web Site to a New One
  • Summary
• 9. Improving Client-Side Performance
  • Understanding Web Caching
    • Basics of Web Caching
    • Types of Web Caches
    • Web Cache Problems
    • How Web Caches Work
    • Controlling Response Cache
      • HTML metatags and HTTP headers
      • Cache control in response header
      • Pragma HTTP headers
      • Controlling caches with the Expires HTTP header
      • Cache-control HTTP headers
      • ETag, last-modified headers
    • Principles for Making the Best Use of Cache
    • How to Configure Static Content Caching in IIS
  • Content Delivery Networks
    • Examining Web Site Performance Without a CDN
    • Different Types of CDNs
  • Optimizing Internet Explorer JavaScript Performance
    • Reducing IE Symbolic Lookups
      • Evaluating local variables
      • Reducing symbolic lookup on DOM elements
      • Speeding symbolic lookup by caching DOM elements, properties, and functions
    • Mitigating Internet Explorer Memory Leak
      • Avoid using event handlers as closures
      • Use out-of-scope functions
      • Remove DOM elements
  • Reducing the Web Service Call Payload
  • Loading the UI on Demand
  • Using Read-Ahead Caching for Ajax Calls
  • Hiding HTML Inside <textarea>
  • Summary
• 10. Solving Common Deployment, Hosting, and Production Challenges
  • Deploying Your Web Site in a Web Farm
    • Web Farm Pros and Cons
    • Designing a Reasonable Hosting Configuration
  • Thirteen Production Disasters That Could Happen at Anytime
    • The Hard Drive Crashes, Overheats
    • The Controller Malfunctions
    • The RAID Malfunctions
      • Pros and cons of RAID 1
      • Pros and cons of RAID 5
    • The CPU Overheats and Burns Out
    • The Firewall Goes Down
    • The Remote Desktop Stops Working After a Patch Installation
    • Remote Desktop Exceeds Connection Limit and Login Fails
    • The Database Becomes Corrupted When Files Are Copied over the Network
    • The Production Database Was Accidentally Deleted
    • The Hosting Service Formatted the Running Production Server
    • Windows Was Corrupted Until It Was Reinstalled
    • The DNS Goes Down
    • The Internet Backbone Goes Down in Different Parts of the World
  • Choosing the Right Hosting Provider
    • Checklist for Choosing the Right Hosting Provider
  • Choosing a Web Site Monitoring Tool
  • Configuring Proper Performance Counters
    • Monitoring Web Server Performance Counters
    • Monitoring Database Server Performance Counters
  • Summary
• Index
• About the Author
• Colophon
• Copyright

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