How to Solve CORS Error in Your React and Django Application скачать в хорошем качестве

How to Solve CORS Error in Your React and Django Application

Discover effective solutions to resolve `CORS errors` in your Django and React applications for a smoother development experience. --- This video is based on the question https://stackoverflow.com/q/77878262/ asked by the user 'Nahid From Japan' ( https://stackoverflow.com/u/19502563/ ) and on the answer https://stackoverflow.com/a/77881642/ provided by the user 'Temi' ( https://stackoverflow.com/u/12780556/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions. Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: how to solve CORS error in react and django Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l... The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license. If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com. --- How to Solve CORS Error in Your React and Django Application If you are developing a login application using Django for the backend and React for the frontend, you might encounter a frustrating issue known as a CORS (Cross-Origin Resource Sharing) error. This often occurs when your React application tries to make requests to your Django server hosted on a different localhost port. Let’s break down the problem and find an effective solution. Understanding the CORS Error What is CORS? CORS is a security feature implemented by web browsers to protect users from malicious websites. It restricts web pages from making requests to a different domain or port than the one that served the web page. If you try to access resources from a different origin without appropriate permissions, you will see a CORS error in your console. Why It Happens in Your Setup In your case, you are trying to access your Django server running at http://127.0.0.1:8000 while your React app is hosted on another port (for example, http://localhost:3000). When the browser detects this mismatch, it blocks the request, leading to the CORS error. Steps to Resolve the CORS Error Resolving the CORS error involves configuring your Django backend to allow requests from your React frontend. Here's how to do that step-by-step. 1. Install Django CORS Headers First, you need to install the django-cors-headers package, which facilitates CORS handling in Django. You can do this using pip: [[See Video to Reveal this Text or Code Snippet]] 2. Update Your Django Settings Next, you need to update your Django settings to include the CORS configuration. Open your settings.py file and add the following configurations: [[See Video to Reveal this Text or Code Snippet]] Replace <your-react-port> with the port number that your React application is using (e.g., 3000). 3. Verify Axios Configuration in React Inspect your Axios configuration in the React app to ensure it points correctly to your Django backend. For login and registration, your code snippet should work without modification if the CORS is set correctly. [[See Video to Reveal this Text or Code Snippet]] Testing the Configuration After making these changes, restart your Django server. It’s important to clear your browser cache or use incognito mode to ensure that the changes are reflected accurately. Test your React application again to see if the CORS error persists. Conclusion CORS errors can be a common hurdle when developing applications that communicate between different origins, such as a Django backend and a React frontend. By correctly configuring Django to allow requests from your React app, you can create a smoother development experience without running into these frustrating issues. Always make sure to monitor your console for any remaining errors after making these adjustments! Now you’re equipped with the knowledge to tackle and solve CORS errors in your React and Django application effectively. Happy coding!