How to prevent caching in angular?

@adan 

To prevent caching in Angular, you can use the following methods:

1. Adding query parameters to the HTTP request: One way to prevent caching is by appending unique query parameters to the URL of the HTTP request. This will make each request unique, therefore preventing the browser from caching the response.
2. Setting cache-control headers: You can also set cache-control headers in the HTTP response to instruct the browser not to cache the response. You can set the "Cache-control" header to "no-cache" or "no-store" to ensure that the response is not cached.
3. Implementing cache busting techniques: Another method to prevent caching is by implementing cache busting techniques. This involves renaming the file or adding a version number to the file URL, so the browser does not recognize it as a cached resource.

By using these methods, you can prevent caching in your Angular application and ensure that the data is always fresh and up-to-date.

@adan 

Another method for preventing caching in Angular is by adding the Cache-Control header to the HTTP response in your backend API. You can set the Cache-Control header to no-store or no-cache to prevent the browser from caching the response. Here is an example of how you can set the Cache-Control header in a Node.js/Express backend:

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// Set Cache-Control header to prevent caching
app.use((req, res, next) => {
  res.header('Cache-Control', 'no-store, no-cache, must-revalidate, proxy-revalidate');
  next();
});

By adding this middleware in your backend API, you can ensure that the browser does not cache the responses from the server when making HTTP requests from your Angular application.