Introducing Ionic 2 (Video 12)

The video tutorial addresses the challenge of making cross-domain API calls by using JSONP instead of HTTP. It guides viewers through creating a custom service in Ionic, implementing JSONP, and handling promises and observables. The tutorial also demonstrates component-level dependency injection and concludes with a summary and preview of upcoming topics.

What is the significance of using URLSearchParams in the search method?

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What are the two choices for handling promises in the context of API calls?

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What is the role of the 'view providers' in making the iTunes service available?

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