How to analyze HTTP headers generated&received
Analyzing HTTP headers is a great way to debug websites. This is the easiest way to check what data was actually returned by Ajax request or find out if a website redirected us to another place. You can also check POST and GET fields sent by the browser and even modify then on the fly.
jQuery synchronous Ajax request
Doing asynchronous Ajax request in jQuery is easy and can be achieved using the code posted below.
Synchronous request are a bit different. Why would you want to make such request? Because your code will wait for the result before executing rest of your code which can be very useful in some situations.
