- From: Melvin Carvalho <melvincarvalho@gmail.com>
- Date: Fri, 24 May 2013 12:33:35 +0200
- To: leon@dcs.shef.ac.uk
- Cc: Semantic Web <semantic-web@w3.org>
- Message-ID: <CAKaEYhLU89aFcJ73G9Yti0Yjbm8PVw6h93U9zuB-8vEZSX4DTQ@mail.gmail.com>
On 24 May 2013 12:14, Leon Derczynski <leon@dcs.shef.ac.uk> wrote: > It's been traditional for crawlers to specify an email or web URI in the > "From:" header of any HTTP requests they make; this could readily be used > for an identifying link. > It could be done, but I think there would be pushback from the IETF on this, as "From" has some legacy relation to email. http://tools.ietf.org/html/rfc2616#section-14.22 Mark Nottingham has suggested that the ABNF forbids the use of HTTP identifiers, but I am unsure that this is 100% accurate, as the RFC says "SHOULD" So I think there needs to be clarification on this, before reusing it. Alternatively if there's another header that can be used, consensus could be established. > > All the best, > > > Leon > > > On 24 May 2013 11:53, Melvin Carvalho <melvincarvalho@gmail.com> wrote: > >> In most communication protocols it's possible to specify a sender >> >> For example, when I send a letter I can write my address on the back >> >> When I make a phone call, it's possible to have "caller display" to see >> who's calling >> >> When sending an email I can see who the email is from >> >> But on the web, it's not obvious how to do this >> >> Does anyone have a solution to this, or why it may be a bad idea? >> > > > > -- > Leon R A Derczynski > Research Associate, NLP Group > > Department of Computer Science > University of Sheffield > Regent Court, 211 Portobello > Sheffield S1 4DP, UK > > +45 5157 4948 > http://www.dcs.shef.ac.uk/~leon/ >
Received on Friday, 24 May 2013 10:34:10 UTC