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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.

Routing with @page

Learn how Blazor's @page directive maps components to URLs, using route parameters and constraints to build navigable pages.

Network Interception with page.route()

Learn how Playwright's page.route() and context.route() intercept, inspect, modify, fulfill, and abort network requests before they reach the real server.

Page Object Model in Playwright

How to structure Playwright tests using the Page Object Model to separate UI locators and actions from test logic for better maintainability.

Page Object Model (POM)

Understand the Page Object Model design pattern for organizing Selenium tests around reusable, maintainable page classes instead of scattered locators.

Page Layouts and Sections

How modern SharePoint pages are structured into sections and columns, how the 12-unit grid works, and how vertical sections behave responsively.

OAuth for Single-Page Apps

Learn why browser-based SPAs must be treated as public OAuth clients, how PKCE secures the Authorization Code flow, and why the BFF pattern beats storing token…

Page Replacement Algorithms

How an OS decides which page to evict on a page fault when all frames are full, compared via FIFO, LRU, and Optimal.