I am developing a web application using “jQuery”(front-end) and “Python”(back-end). While making a PUT request to update details in the database, this is the error I get in the console: OPTIONS “REST API URL” net::ERR_CONNECTION_REFUSED My jQuery code is: I read about how HTTP Requests other than GET and POST are first pre-flighted as OPTIONS … Read more
I’ve tried many things and there’s no way, always appears this error I tried to use only one option to see if passed, changed the call of jquery, but not. I looked in various places on the internet about this error, but could not solve or understand why it is happening. On my pc using … Read more
This worked for me: Where isAgeSelected is the id of the control. Also, @karim79’s answer works fine. I am not sure what I missed at the time I tested it. Note, this is answer uses Microsoft Ajax, not jQuery
It means you are alerting an instance of an object. When alerting the object, toString() is called on the object, and the default implementation returns [object Object]. If you want to inspect the object, you should either console.log it, JSON.stringify() it, or enumerate over it’s properties and inspect them individually using for in.
This question already has answers here: Uncaught ReferenceError: $ is not defined? (40 answers) Closed 5 years ago. I have implemented some JavaScript on my site but I keep getting the following error messages: Uncaught ReferenceError: jQuery is not defined and Uncaught SyntaxError: Unexpected token < This is the JavaScript that I am using in … Read more
How come this code throws an Uncaught ReferenceError: $ is not defined when it was OK before? Results in tabs don’t close anymore. jQuery is referenced in the header:
The main difference is that appendChild is a DOM method and append is a jQuery method. The second one uses the first as you can see on jQuery source code If you’re using jQuery library on your project, you’ll be safe always using append when adding elements to the page.
You are making a JSONP request, but the server is responding with JSON. The browser is refusing to try to treat the JSON as JSONP because it would be a security risk. (If the browser did try to treat the JSON as JSONP then it would, at best, fail). See this question for more details on what JSONP is. … Read more
One does not simply redirect using jQuery jQuery is not necessary, and window.location.replace(…) will best simulate an HTTP redirect. window.location.replace(…) is better than using window.location.href, because replace() does not keep the originating page in the session history, meaning the user won’t get stuck in a never-ending back-button fiasco. If you want to simulate someone clicking on a link, use location.href If you … Read more