I thought it would be 3 or 4 lines.... ------------------------------------------------------------------------ |\/| Randy A MacDonald | APL: If you can say it, it's done.. (ram) |/\| [EMAIL PROTECTED] | |\ | | The only real problem with APL is that BSc(Math) UNBF'83 | it is "still ahead of its time." Sapere Aude | - Morten Kromberg Natural Born APL'er | Demo website: http://156.34.66.254/ -----------------------------------------------------(INTP)----{ gnat }-
----- Original Message ----- From: "Roger Hui" <[EMAIL PROTECTED]> To: "General forum" <[email protected]> Sent: Friday, January 26, 2007 4:46 PM Subject: Re: [Jgeneral] Lack of software abstractions > It has not yet been done because the style of > working in J is different from the style in APL > in the old old days. Also because of the > "dustbin" phenomenon previously mentioned. > Anyway the following is how you can do it. > > To save everything, done in 3 lines: > > nl_z_=: 4!:1 > allnames=: ; <@((3 : 'nl__y i.4') ,&.> '_'&,@(,&'_')&.>)"(0) 18!:1 i.2 > (; <@(> , '=:' , 5!:5 , (13 10{a.)"_)"0 allnames) 1!:2 <'activews' > > To get everything back, done in 1 line: > > 0!:0 <'activews' > > > > ----- Original Message ----- > From: Joe Tibollo <[EMAIL PROTECTED]> > Date: Friday, January 26, 2007 12:15 pm > Subject: RE: [Jgeneral] Lack of software abstractions > > > I don't think it is all that trivial. > > > > Ideally, it would be nice to save everything in the workspace and > > reloadit with a simple > > ")save" and ")load" . Having to write a function to query all > > localesand package all objects to a single file is a serious > > undertaking - > > perhaps that is why it still has yet to be done... > > > > /Joe > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of ramacd > > Sent: Friday, January 26, 2007 2:37 PM > > To: General forum > > Subject: Re: [Jgeneral] Lack of software abstractions > > > > A function that retrieves an APL object from a file if necessary, > > allowsediting of an that object, and stores it back to that file > > if changes > > have > > been made also saves a lot of time. I've used such a utility in APL > > since > > '86. Having a way to store J objects, verbs more precisely, would make > > this > > a trivial addition to J. > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
