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Showing posts with the label Hypermedia

HTMX Out-of-Band Swaps: Managing Shared State Without a Client-Side Store

  One of the most persistent friction points when moving from a Single Page Application (SPA) architecture back to server-side rendering is "Action at a Distance." In a React/Redux context, updating a shopping cart count in the navbar when a user clicks a button in the footer is trivial: dispatch an action, update the store, and let the components re-render. In a traditional request/response cycle, this usually implies a full page reload. HTMX offers a mechanism to solve this without client-side state management or page reloads:  Out-of-Band (OOB) Swaps . The Architecture Mismatch The root cause of this difficulty lies in the fundamental constraint of standard HTTP interactions:  One Request, One Response, One Update. When using HTMX in its default state, a user interaction (like a click) triggers an AJAX request. The server returns a snippet of HTML, and HTMX swaps that snippet into a specific  target  in the DOM. The problem arises when a single action impacts...