Modern JavaScript from the Beginning - Second Edition - AJAX and XHR Object

The video tutorial introduces the XML HTTP Request (XHR) object and its role in making HTTP requests. It explains the historical context of XML in Ajax and contrasts it with the modern use of JSON. The tutorial provides a step-by-step guide on implementing XHR in JavaScript, including initializing requests, handling responses, and displaying data on a webpage. It also covers fetching data from APIs, using the GitHub API as an example, and emphasizes the importance of understanding API documentation.

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