AJAX - The Complete Reference

PART II Chapter 6: Networking Considerations 241 Dealing with Multiple Requests It is quite possible that more than one request ...

242 Part II: Developing an Ajax Library^ While the scenario might be contrived, particularly when coupled with an aggressive tim ...

PART II Chapter 6: Networking Considerations 243 quite explainable if you look at the HTTP specification. According to the HTTP ...

244 Part II: Developing an Ajax Library^ It turns out that the document.domain idea does work somewhat for loosening the same or ...

PART II Chapter 6: Networking Considerations 245 Value data: 10 Base: Decimal (Of course you don’t have to use 10 here, it is ju ...

246 Part II: Developing an Ajax Library^ Browsers typically don’t pull requests in an unpredictable way, but if you wanted to be ...

PART II Chapter 6: Networking Considerations 247 code fragment here makes five requests to the same URL by adding them to the re ...

248 Part II: Developing an Ajax Library^ As shown in the preceding code, AjaxTCR.comm.queue.requestQueueConcurrentR- equests def ...

PART II Chapter 6: Networking Considerations 249 Now, the previous example is quite simple, but what happens if we have a queue ...

250 Part II: Developing an Ajax Library^ request queue in depth can be found at http://ajaxref.com/ch6/requestqueueexplorer.html ...

PART II Chapter 6: Networking Considerations 251 The problem here is not necessarily solved by the use of a request queue. As se ...

252 Part II: Developing an Ajax Library^ In sendRequest(), a modification is made to set the position of a request in the queue ...

PART II Chapter 6: Networking Considerations 253 AjaxTCR.comm._handleCallbacks(AjaxTCR.comm.queue._responseQueue .queue[AjaxTCR. ...

254 Part II: Developing an Ajax Library^ style sheet being sometimes applied properly and sometimes not, as shown in Figure 6-14 ...

PART II Chapter 6: Networking Considerations 255 Two users visit an e-commerce page and see 10 units available. User A makes re ...

256 Part II: Developing an Ajax Library^ The general solution to race conditions is to be aware that they might happen and write ...

PART II Chapter 6: Networking Considerations 257 it is up and then lets the user know that this is the case. To try to keep thin ...

258 Part II: Developing an Ajax Library^ Then bind a script to stop the timer upon full page load to calculate how long it took: ...

PART II Chapter 6: Networking Considerations 259 When the user leaves the page, you might determine if the server should be aler ...

260 Part II: Developing an Ajax Library^ }; /* end callback function */ if(window.attachEvent) window.attachEvent("onunload", se ...