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Request header field Access-Control-Allow-Headers is not allowed by Access-Control-Allow-Headers

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I’m trying to send files to my server with a post request, but when it sends it causes the error: Request header field Content-Type is not allowed by Access-Control-Allow-Headers. So I googled the error and added the headers: $http.post($rootScope.URL, {params: arguments}, {headers: { “Access-Control-Allow-Origin” : “*”, “Access-Control-Allow-Methods” : “GET,POST,PUT,DELETE,OPTIONS”, “Access-Control-Allow-Headers”: “Content-Type, Access-Control-Allow-Headers, Authorization, X-Requested-With” } … Read more

PHP Redirect with POST data

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I did some research on this topic, and there are some experts who have said that it is not possible, so I would like to ask for an alternative solution. My situation: Page A: [checkout.php] Customer fills in their billing details. Page B: [process.php] Generate an invoice number and store customer details in database. Page … Read more

How to add parameters to HttpURLConnection using POST using NameValuePair

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I am trying to do POST with HttpURLConnection(I need to use it this way, can’t use HttpPost) and I’d like to add parameters to that connection such as post.setEntity(new UrlEncodedFormEntity(nvp)); where nvp = new ArrayList<NameValuePair>(); having some data stored in. I can’t find a way how to add this ArrayList to my HttpURLConnection which is … Read more