on windows 8.1 j8.03 64 load 'graphics/cairo' install_jcairo_'' |file number error: install_jcairo_ | (<jpath'~bin/',>lib) 1!:2~1!:1<p
----- Original Message ----- From: bill lam <[email protected]> To: 'Pascal Jasmin' via Programming <[email protected]> Cc: Sent: Saturday, April 18, 2015 10:51 PM Subject: Re: [Jprogramming] an interesting plot toy cairo requires hared library support. Please see readme.txt of the cairo addon. Вс, 19 апр 2015, jprogramming написал(а): > in jqt and jhs (8.03) uptodate package manager > > 'output cairo' plot i.10 > |domain error: cairo_image_surface_create > | plotcs=: cairo_image_surface_create<"0 CAIRO_FORMAT_ARGB32,y > > > > ----- Original Message ----- > From: bill lam <[email protected]> > To: 'Pascal Jasmin' via Programming <[email protected]> > Cc: > Sent: Saturday, April 18, 2015 10:43 PM > Subject: Re: [Jprogramming] an interesting plot toy > > Oh sorry, it should be cairo > > 'output cairo' plot i.10 > > available in j803 > > Вс, 19 апр 2015, jprogramming написал(а): > > j802, > > > > I get value error pd_png (or pd_bmp, pd_jpg). in j6 and jhs too. j6 has > > the media addon installed. I don't think is available in j8, but j8 error > > messages still say it requires it (when trying to save to other than bmp). > > > > 'show ; save bmp' plot i.10 NB. or without 'show;' or with 'show; output' > > > > syntax error: qt_bmp > > | ('qt_',type)~(1+#type)}.y > > > > > > ----- Original Message ----- > > From: bill lam <[email protected]> > > To: 'Pascal Jasmin' via Programming <[email protected]> > > Cc: > > Sent: Saturday, April 18, 2015 9:55 PM > > Subject: Re: [Jprogramming] an interesting plot toy > > > > see output commands of that webpage, eg > > > > 'output png' plot i.10 > > > > Вс, 19 апр 2015, jprogramming написал(а): > > > Bill: > > > > > > I cannot get any of the commands from > > > http://www.jsoftware.com/jwiki/Plot/Commands to produce a file or output > > > to clipboard in j802qt, jhs or j6. When passed to plot command (have not > > > tried pd) > > > > > > David: > > > Some of the more interesting drawings do remind of spirograph in a > > > shakier universe > > > > > > 90 d 15 15 15 190 15 15 > > > > > > other classes don't seem to be possible from the spirograph world > > > 90 d 1 1 1 178 1 15 > > > and small tweaks bring an inbetween world > > > > > > 90 d 15 15 15 190 15 15 15 > > > > > > Maybe a good name for this is spiroturtles > > > > > > Brian: > > > Adverbs have always had this behavioural subtlety. Its very powerful, > > > but also essential to understanding how they will behave within locales. > > > The rule of thumb is if your explicit adverb doesn't refer to x or y and > > > it returns a verb, that verb is tacit > > > > > > + 1 : 'u' > > > + > > > > > > + 1 : 'u y' > > > + (1 : 'u y') > > > > > > > > > The former "parses away" the adverb. The latter returns an expression > > > that will be parsed by the caller, and so any names referred in the > > > adverb definition need to exist in caller's locale (likely to crash as > > > its not a normally intended pattern). But if you don't refer to y, your > > > adverb can refer to names in the locale it is defined in. > > > > > > There is also an efficiency advantage to parsing to a tacit verb, as the > > > resulting expression can be applied at low ranks without any reparsing. > > > > > > > > > ----- Original Message ----- > > > From: Brian Schott <[email protected]> > > > To: Programming forum <[email protected]> > > > Cc: > > > Sent: Saturday, April 18, 2015 7:39 PM > > > Subject: Re: [Jprogramming] an interesting plot toy > > > > > > Pascal, > > > > > > I have been following this thread with some interest, but until just now I > > > missed your comment that the derivation of the adverb `points` "creates a > > > tacit verb:". I have never noticed such before, but I have confirmed that > > > the resulting verb is tacit. My question to all is since when did J start > > > doing that? I am just wondering how long I have been unaware, but don't > > > need an exact answer. > > > > > > Thanks, > > > > > > > > > On Sat, Apr 18, 2015 at 11:10 AM, 'Pascal Jasmin' via Programming < > > > [email protected]> wrote: > > > > > > > clever stuff thanks, > > > > > > > > here is an adverb form for the clock precision function. m is the number > > > > of points on the clock up to 90 degrees. The input is structured that > > > > way > > > > so that the requirement that it be a multiple of 4 is removed. > > > > > > > > > > > > > > > > points =: 1 : '((4*m)|[+{:@]) ,~ (2&{.)@] + (3 : ''|:(,:y|.])(,-)}:y-|i: > > > > y'' m) {~ (4*m)|[+{:@]' > > > > > > > > creates a tacit verb: > > > > > > > > 1 points > > > > (4 | [ + {:@]) ,~ 2&{.@] + (4 2$0 1 1 0 0 _1 _1 0) {~ 4 | [ + {:@] > > > > > > > > > > > > -- > > > (B=) > > > ---------------------------------------------------------------------- > > > For information about J forums see http://www.jsoftware.com/forums.htm > > > ---------------------------------------------------------------------- > > > For information about J forums see http://www.jsoftware.com/forums.htm > > > > -- > > regards, > > ==================================================== > > GPG key 1024D/4434BAB3 2008-08-24 > > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 > > gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3 > > > > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > -- > regards, > ==================================================== > GPG key 1024D/4434BAB3 2008-08-24 > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 > gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3 > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm -- regards, ==================================================== GPG key 1024D/4434BAB3 2008-08-24 gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
