http-protocols

Where to learn about HTTP?

I am fluent in HTML and PHP and slowly learning JavaScript however I have noticed that there is a huge hole in my knowledge when it comes to understanding how web software communications actually work. I understand the flow of information across the net however I would like to learn about HTTP protocols to better understand how the data...

Is there an open source (read free) tool that allows me to see my browser's HTTP commands?

I am getting into HTTP protocol specifics and I would like to see/understand the calls my browser makes as it is being used. I use Firebug (with Firefox) to look at/debug AJAX interactions, etc, but don't see the full HTTP conversation. Is there something similar for viewing HTTP commands issued by a browser? ...

http responses in relation with programming frameworks (java)

Hi, This question came up during working with web services(in java) but I guess could apply in all kind of web applications (http). If an HTTP client sends a POST to a server then, a 202 Accepted has the meaning (according to HTTP protocol) that the POST has been accepted and the request will be eventually processed. Under other conditi...