Chrome browser has a devtools and firefox has firebug and other
addons that are essential for debug browser apps, eg, it can
show http get request. Try them if not yet.
Пн, 03 фев 2014, Brian Schott писал(а):
> Bill's last reply in this thread seems to characterize well the situation I
> am dealing with in my attempt to employ html5 canvas in a jhs app. The good
> news is that I understand better the use of `~root/` as a trick to load .js
> files (libraries, mostly) into my app, but I seem to be up against a
> serious problem. One of the libraries I want to load is named swizzle.js
> and notice the result of a grep shows that swizzle.js *itself* calls a
> version of swizzle, apparently.
>
> server:j64-701-user brian$ grep -n -d recurse "dist\/sizzle\.min\.map" *
> tgsjhs/scripts/sizzle.js:3://# sourceMappingURL=dist/sizzle.min.map
>
> Now this is a real puzzle to me because it looks to me like that line is
> just a comment in the file sizzle.js, and should not be executed, but it
> is. Am I incorrect about that being just a comment, or if it is not just a
> comment, then is there any practical way to workaround this problem?
>
> By the way, the error I am getting is because my scheme of revising the
> verb jev_get_jfilesrc_ as follows. [To see the original script, open the
> file j64-701/addons/ide/jhs/jfilesrc.ijs . Scanning below for the NB.
> comments containing `Brian` should point you to my kludges.]
>
> NB. serves .htm .js etc pages from anywhere
> NB. possible security issues! careful on allowing other suffixes!
> NB. ~root kludge to read gnuplot js files from
> /usr/share/gnuplot/gnuplot/4.4/js/
> jev_get=: 3 : 0
> smoutput 'y';y
> if. y-:'favicon.ico' do. favicon 0 return. end.
> NB. next line revised below it by Brian with an if. clause
> NB. y=. jpath(5*'~root/'-:6{.y)}.y
> if. '~root/'-:6{.y
> do. y=.5}.y
> else. y=. PATH,y
> smoutput 'no ~root given ', y
> end.
> d=. fread y
> NB. Firefox 8 requires a response header
> if. ('.htm'-:_4{.y)+.'.html'-:_5{.y do. htmlresponse d,~fsrchead rplc
> '<TYPE>';'text/html' return. end.
> if. (#mimetypes) > i=. ({:"1 mimetypes) i. <@tolower@}.(}.~ i:&'.') y do.
> t=. i{:: {."1 mimetypes
> else. smoutput 'will not get file ',y return. end.
> NB. Brian also created the following if statement for debugging
> NB. prior to that only the following line existed: t gsrcf d
> smoutput 't';t
> smoutput 'd';d
> if. d~:_1 do.
> t gsrcf d
> else. 'failed'
> end.
> )
>
>
>
> On Sun, Jan 12, 2014 at 10:59 AM, bill lam <bbill....@gmail.com> wrote:
>
> > Oh, yes, jhs is on the server side, your browser is on the
> > client side, if the original request is in the form
> > http://localhost/ then you probably don't need the base tag, the
> > uri src of the javascript can either be a http://.... or just
> > bare path /.... . In the fist case ,the browser will ask the other
> > website to get the js, while in the second, the browser will
> > issue a http get cmd to jhs, and it is up to jhs how to handle
> > the get request. eg jhs may interpret the ~root as filesystem's
> > root.
> >
> >
> Thanks,
>
> --
> (B=)
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
--
regards,
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