The HTTP OPTIONS request method is commonly used to ask a Web server which HTTP methods the server allows; servers typically respond with just a set of headers that includes the Allow header, whose value lists the allowed methods. The OPTIONS method is also a key part of the CORS protocol.
I'd like to use the HTTP Options
OPTIONS /MyURL/DoCmd HTTP/1.1
Origin: http://www.asite.com
Access-Control-Request-Method: POST
Access-Control-Request-Headers: access-control-request-method
What is the way to make this with Indy…
When I click the submit button, http request send twice from client to server.
first one is OPTIONS and other one is POST method.
login form
HTTP Requests
I have an IIS/MVC.Net application that has recorded thousands of action-not-found exceptions. When I investigated these it appears that they are all HTTP OPTIONS requests to an MVC action that only supports GET.
This action allows caching and…
I have a set of WCF web services running on an internal only interface, which are called by a number of other websites (also internal only). The domain names match, it's just a different port number.
I'm making AJAX POST requests to these web…
Using jQuery file upload, I'm uploading a file to a third-party server that requires token authentication for all incoming requests. Before the upload, the browser sends an OPTIONS request to check for cross-domain authorization. That request fails…
Is there anything wrong with the response to the OPTIONS request?
Access-Control-Allow-Headers: Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept
Access-Control-Allow-Method: POST, OPTIONS
Access-Control-Allow-Origin:…
I've build a RESTful web service using NancyFX which I'm now trying to POST to from a separate domain. Of course when I do that, I see a failed OPTIONS message in the console because this is a Cross Site POST and I need to ensure that Nancy responds…
AngularJS' $http service doesn't provide for HTTP Options requests, and I very much would like to have them.
I created a Web API using Django REST framework and I'm trying to leverage all it offers me in an AngularJS web application. My Django REST…
Need to send HTTP OPTIONS Request in Perl. Looked through several CPAN modules; read the docs, no mention of OPTIONS request method, just GET, POST, PUT, DELETE.
Do I need to format this manually? Or is there possibly another library/module that my…
I've created a GAE project and I deployed two services:
default (https://myservice.appspot.com) for the front-end app
backend (https://backend-dot-myservice.appspot.com) for the backend (Node.js)
I've also added a custom domain so that the default…
Although the OPTIONS returns * for Allow-Headers I'm getting the following CORS response.
Access to XMLHttpRequest at 'https://example1.com' from origin 'https://example2.net' has been blocked by CORS policy: Request header field x-requested-with…
Overview
I'm using Angular 6 as a front end for an web application which will communicate with the REST API developed in NodeJs. I've an Issue that the Preflight request takes long time than the normal request.
Detail
My frontend Angular 6…
I am using AXIOS from within my app to access the shopify admin api. I am updating a customer with metafields (which, as I understand it, the storefront API does not support with graphql). I am receiving a preflight options error when I do a PUT.…
I'm attempting to use the Uber API in my JavaScript client.
I'm aware that this involves CORS, since my client will be accessing the Uber API directly via AJAX.
In the Uber Developers Dashboard, I set my Origin URI correctly. Then, I set up the most…
