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Facebook API “This app is in development mode”
					What does "development mode" mean for a facebook app? I find no exact explanation of what I can and can't do while in development mode and what's the relation with the "Not available to all users because your app is not live".
                    
                    
                        
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							The 'Access-Control-Allow-Origin' header contains multiple values
					... AngularJS $http on the client side to access an endpoint of a ASP.NET Web API application on the server side. As the client is hosted on a different domain as the server, I need CORS. It works for $http.post(url, data). But as soon as I authenticate the user and make a request via $http.get(url), I...				
				
				
							Is there a way to make HTML5 video fullscreen?
					... time of writing: June '09):
  User agents should not provide a
  public API to cause videos to be shown
  full-screen. A script, combined with a
  carefully crafted video file, could
  trick the user into thinking a
  system-modal dialog had been shown,
  and prompt the user for a password.
  The...				
				
				
							HTTP status code 0 - Error Domain=NSURLErrorDomain?
					...
    
There is no HTTP status code 0. What you see is a 0 returned by the API/library that you are using. You will have to check the documentation for that.
    
    
        
            
            
                
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							How to instantiate a File object in JavaScript?
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According to the W3C File API specification, the File constructor requires 2 (or 3) parameters.
So to create a empty file do:
var f = new File([""], "filename");
The first argument is the data provided as an array of lines of text;
The second arg...				
				
				
							Check if page gets reloaded or refreshed in JavaScript
					...t that is supported by most modern browsers.
It uses the Navigation Timing API.
//check for Navigation Timing API support
if (window.performance) {
  console.info("window.performance works fine on this browser");
}
console.info(performance.navigation.type);
if (performance.navigation.type == per...				
				
				
							How do I generate random numbers in Dart?
					...for encryption), and you're in a browser, you can use the DOM cryptography API:
int random() {
  final ary = new Int32Array(1);
  window.crypto.getRandomValues(ary);
  return ary[0];
}
This works in Dartium, Chrome, and Firefox, but likely not in other browsers as this is an experimental API.
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							What's the best way to retry an AJAX request on failure using jQuery?
					...: Set default values for future Ajax requests. Its use is not recommended. api.jquery.com/jQuery.ajaxSetup
                
– blub
                Aug 10 '17 at 20:30
            
        
    
            
	    
        
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							File Upload using AngularJS
					...mes as a fallback
https://github.com/danialfarid/ng-file-upload - uses FileAPI/Flash as a fallback
And some other options:
https://github.com/nervgh/angular-file-upload/
https://github.com/uor/angular-file
https://github.com/twilson63/ngUpload
https://github.com/uploadcare/angular-uploadcare
O...				
				
				
							Move the mouse pointer to a specific position?
					...elease documentation:FireFox: https://developer.mozilla.org/en-US/docs/Web/API/Pointer_Lock_APIChrome: http://www.chromium.org/developers/design-documents/mouse-lock
And here's a pretty neat demonstration: http://media.tojicode.com/q3bsp/
    
    
        
            
            
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