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[最佳答案] ...first - this is a bad way to do this. On the fly is exceptionally bad as ceejay pointed out in his comment. However - $data = file_get_contents('http://wha...

[最佳答案] You are getting a NullPointerException since the value of the depth array is null. You can see from the source code of the Kinect class, there is a chance of a null value being returned by the getRawDepth() method. It is likely that there is no image being displayed at the time. The code can be found at: https://github.com/shiffman/libfreenect/blob/master/wrappers/java/processing/KinectProcessing/src/org/openkinect/processing/Kinect.java Your code should check if the depth array is null before

[最佳答案] Twitter has a public API which returns JSON, for example - A GET request to: https://api.twitter.com/1/statuses/user_timeline.json?include_entities=true&include_rts=true&screen_name=mralexgray&count=1, EDIT: Removed due to twitter restricting their API with OATH requirements... {"errors": [{"message": "The Twitter REST API v1 is no longer active. Please migrate to API v1.1. https://dev.twitter.com/docs/api/1.1/overview.", "code": 68}]} Replaci

[最佳答案] To replace the body, you can do what you're currently doing, but to replace the entire html, you should do: $("html").html(data); Edit Another approach: $("body").html($(data).find("body").html()); $("head").html($(data).find("head").html()); Edit2 You can also use document.write(data) as that will replace the old document with new html if called after the page has loaded. Details here: https://developer.mozilla.org/en-US/docs/Web/API/Document/write