Classic ASPNETWeb Forms Web Pages Study Notes

ADO.NET Basics

Learn how Classic ASP.NET Web Forms applications connect to and query relational databases using ADO.NET's connection, command, and disconnected DataSet object…

Classic ASP.NET Quick Reference

A condensed reference for the Web Forms page lifecycle, common controls, directives, and web.config settings.

Caching in Web Forms

Learn how output caching, fragment caching, and the Cache API reduce database and rendering load in Classic ASP.NET Web Forms applications.

Common Web Forms Pitfalls

The recurring lifecycle, ViewState, and event-handling mistakes that trip up developers working with classic ASP.NET Web Forms.

Data Binding in Web Forms

Understand how Web Forms server controls bind to data sources, the difference between declarative and programmatic binding, and when to use Repeater, GridView,…

Data Controls: GridView and Repeater

Learn how ASP.NET Web Forms renders bound data using the feature-rich GridView control and the fully customizable Repeater control.

Database Access in Web Pages

Learn how the WebMatrix.Data.Database helper connects ASP.NET Web Pages to SQL databases with lightweight Query, Execute, and parameterized SQL methods.

Deploying Web Pages Sites

Understand how to publish an ASP.NET Web Pages site to production using FTP or Web Deploy, configure web.config for release, and set correct IIS and App_Data p…

Forms and Validation in Web Pages

Learn how ASP.NET Web Pages reads posted form data and enforces validation rules using the Validation helper, from server checks to optional client-side hints.

Helpers in Web Pages

How built-in and custom helpers provide reusable, prebuilt pieces of functionality, from Chart and WebGrid to WebMail and Facebook integration, plus how to wri…

Layout Pages in Web Pages

How shared layout pages, the RenderBody and RenderSection methods, and reusable partial views let ASP.NET Web Pages sites keep a consistent header, footer, and…

Master Pages

Understand how ASP.NET Web Forms master pages provide a shared, reusable layout that individual content pages fill in via ContentPlaceHolder regions.

Migrating Web Forms to ASP.NET Core

Strategies, mappings, and pitfalls for moving a classic Web Forms application to modern ASP.NET Core.

Navigation Controls

See how ASP.NET Web Forms handles site navigation through the Web.sitemap file, SiteMapPath, Menu, and TreeView controls, plus programmatic redirection.

The Page Lifecycle

A walkthrough of the ASP.NET Web Forms page lifecycle — Init, Load, events, PreRender, and Unload — and why the order determines where your code belongs.

The Postback Model

How ASP.NET Web Forms simulates a stateful, event-driven experience over stateless HTTP through postbacks, __doPostBack, and cross-page posting.

Razor Syntax in Web Pages

A practical guide to the Razor markup syntax that lets you embed C# or VB.NET code inline with HTML using the @ symbol, including expressions, code blocks, loo…

Security in Web Pages

Explore the WebSecurity helper for authentication and roles, and the built-in protections ASP.NET Web Pages provides against XSS and CSRF.

Server Controls

An explanation of ASP.NET Web Forms server controls — HTML server controls, Web server controls, and data-bound controls like GridView — and how they raise eve…

Session State in Web Forms

Understand how Web Forms tracks per-user data across requests with Session state, the tradeoffs between InProc, StateServer, and SQLServer modes, and common pi…

User Controls

Learn how ASP.NET Web Forms user controls (.ascx) let you package reusable markup and code-behind logic into components shared across pages.

Validation Controls

Explore how ASP.NET Web Forms validator controls enforce input rules on both the client and the server before data is processed.

ViewState Explained

How ASP.NET Web Forms' ViewState mechanism preserves control state across postbacks, how it's serialized, and when to disable it for performance.

Web Forms Best Practices

Practical guidelines for writing maintainable, secure, and performant ASP.NET Web Forms applications, from ViewState discipline to layered code organization.