62
votes
18
answers
1.2K
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Origin is not allowed by Access-Control-Allow-Origin
I'm making an Ajax.request to a remote PHP server in a Sencha Touch 2 application (wrapped in PhoneGap).
63
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8
answers
2.3K
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How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
In Firefox 3, the answer is 6 per domain: as soon as a 7th XmlHttpRequest (on any tab) to the same domain is f
61
votes
6
answers
1K
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WebSockets protocol vs HTTP
There are many blogs and discussions about WebSocket and HTTP, and many developers and sites strongly advocate
47
votes
8
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1.4K
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Access Control Request Headers, is added to header in AJAX request with jQuery
I would like to add a custom header to an AJAX POST request from jQuery. I have tried this: $.ajax({ ty
50
votes
9
answers
1.1K
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What is the motivation behind the introduction of preflight CORS requests?
Cross-origin resource sharing is a mechanism that allows a web page to make XMLHttpRequests to another domain
59
votes
21
answers
2.4K
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How can I post data as form data instead of a request payload?
In the code below, the AngularJS $http method calls the URL, and submits the xsrf object as a "Request Payload
55
votes
25
answers
693
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Response to preflight request doesn't pass access control check
I'm getting this error using ngResource to call a REST API on Amazon Web Services: XMLHttpRequest cannot
51
votes
13
answers
1.6K
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Send POST data using XMLHttpRequest
I'd like to send some data using an XMLHttpRequest in JavaScript. Say I have the following form in HTML:
62
votes
7
answers
1.8K
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Are the PUT, DELETE, HEAD, etc methods available in most web browsers?
I've seen a couple questions around here like How to debug RESTful services, which mentions: Unfortun
51
votes
15
answers
1.4K
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How to manually send HTTP POST requests from Firefox or Chrome browser
I want to test some URLs in a web application I'm working on. For that I would like to manually create HT
65
votes
9
answers
1.7K
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What does enctype='multipart/form-data' mean?
What does enctype='multipart/form-data' mean in an HTML form and when should we use it?
66
votes
11
answers
908
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How to use java.net.URLConnection to fire and handle HTTP requests
Use of java.net.URLConnection is asked about pretty often here, and the Oracle tutorial is too concise about i
60
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6
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Handling PUT/DELETE arguments in PHP
I am working on my REST client library for CodeIgniter and I am struggling to work out how to send PUT and DEL
57
votes
9
answers
2.5K
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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
I am building a PHP application in CodeIgniter. CodeIgniter sends all requests to the main controller: index.p
57
votes
30
answers
2.6K
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How can I upload files asynchronously with jQuery?
I would like to upload a file asynchronously with jQuery. $(document).ready(function () { $("#uploa
60
votes
17
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2.3K
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How do I implement basic "Long Polling"?
I can find lots of information on how Long Polling works (For example, this, and this), but no simple examples
56
votes
13
answers
1.1K
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Detecting request type in PHP (GET, POST, PUT or DELETE)
How can I detect which request type was used (GET, POST, PUT or DELETE) in PHP?
63
votes
30
answers
2.2K
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How do I make a redirect in PHP?
Is it possible to redirect a user to a different page through the use of PHP? Say the user goes to www.exampl
46
votes
3
answers
904
views
What's the difference between mediatype, contenttype and mimetype?
Is there a difference between mimetype, contenttype and mediatype? (Java's JAX-RS MediaType). From the
49
votes
4
answers
493
views
What is the usefulness of PUT and DELETE HTTP request methods?
I have read a lot stuff about this but not able to get the conclusion on this topic. But I've never use
