You need to use the urllib2 that superseedes urllib in the python std library in order to change the user agent. Straight from the examples import urllib2 opener = urllib2.build_opener() opener.addheaders = [(‘User-agent’, ‘Mozilla/5.0’)] infile = opener.open(‘http://en.wikipedia.org/w/index.php?title=Albert_Einstein&printable=yes’) page = infile.read()
iPhone: Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A334 Safari/7534.48.3 iPad: Mozilla/5.0 (iPad; CPU OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A334 Safari/7534.48.3
Here’s a quick list… let me know if I missed one you are interested in. http://www.geekpedia.com/code47_Detect-operating-system-from-user-agent-string.html: // Match user agent string with operating systems Windows 3.11 => Win16, Windows 95 => (Windows 95)|(Win95)|(Windows_95), Windows 98 => (Windows 98)|(Win98), Windows 2000 => (Windows NT 5.0)|(Windows 2000), Windows XP => (Windows NT 5.1)|(Windows XP), Windows Server 2003 … Read more
HTTP specification does not limit length of headers at all. However web-servers do limit header size they accept, throwing 413 Entity Too Large if it exceeds. Depending on web-server and their settings these limits vary from 4KB to 64KB (total for all headers).
Here are my thoughts: The purpose of auth code + token in authorization code flow is that token and client secret will never be exposed to resource owner because they travel server-to-server. On the other side, implicit grant flow is for clients that are implemented entirely using javascript and are running in resource owner’s browser. … Read more
For list of user-agent strings, look up here. The most used, as of September 2015, are facebookexternalhit/* and Facebot. As you haven’t stated what language you’re trying to recognize the user-agent in, I can’t tell you more information. If you do want to recognize Facebook bot in PHP, use if ( strpos($_SERVER[“HTTP_USER_AGENT”], “facebookexternalhit/”) !== false … Read more
See: user-agent-string-history It all goes back to browser sniffing and making sure that the browsers are not blocked from getting content they can support. From the above article: And Internet Explorer supported frames, and yet was not Mozilla, and so was not given frames. And Microsoft grew impatient, and did not wish to wait for … Read more
JSON with Padding works by adding a script element to the page, with the src attribute pointing to the URL of the web service. The web service then returns a script containing the data wrapped in a callback function that is executed when the script finishes parsing. It’s not so much JSON (it doesn’t even … Read more
It is a long and sad story. In summary: Mozilla browser gets released, with User-Agent Mozilla/1.0 (Win3.1). It is publicly renamed to Netscape, but in its User-Agent it keeps its original name . Internet Explorer is released. It spoofs Netscape by starting its User-Agent with Mozilla/ because web servers were routinely browser sniffing and serving … Read more
It is simply impossible, you are not allowed to change the user-agent for XMLHttpRequests. I’m not sure if this is valid for Internet-Explorer, but the w3c specifies here: The setRequestHeader() method […] When the setRequestHeader(header, value) method is invoked, the user agent must run these steps: […] Terminate these steps if header is a case-insensitive … Read more