Robustness of instance Read Char

2001-10-16 Thread Peter Thiemann
Folks, my code has unwillingly been forced to read a large string generated by show. This turned out to be a robustness test because the effect is a stack overflow (with Hugs as well as with GHC) and, of course, this error happened in a CGI script. If you want to try the effect yourself, just t

Re: Haskell Communities Survey - Second Call for Contributions

2001-10-16 Thread Bernard James POPE
Hi all, I'm sending this to the whole list because maybe there are others who are doing the same thing as me, and so it would be useful to share some effort. > What about a standard AST format? What about static analysis and > type checking/inference? A few of us at Melbourne have been sl

Re: Standard Prelude - Floating Class

2001-10-16 Thread Jerzy Karczmarczuk
George Russell wants to terminate the discussion with Dylan Thurston who corrects some inadequacies of his previous posting : > > ... Surely sinh x is at least 1/2 of exp x, leaving only a > > very narrow range for this to happen. Behaviour of sinh x near 0 is > > more important, unless I'm miss

Re: Standard Prelude - Floating Class

2001-10-16 Thread Lennart Augustsson
Jerzy Karczmarczuk wrote: > Did Joe Fasel include this consciously? If yes, > my respect - already almost infinite, is even bigger now). I'm pretty sure he did, but he can speak for himself. I know he discussed these things with his numerical collegues when designing the prelude. Look at this d

Re: Standard Prelude - Floating Class

2001-10-16 Thread George Russell
I wrote > I'm afraid that I have very little faith in the numerical analysis > expertise of the typical Haskell implementor, so I think it is dangerous > to give them an incorrect "default" implementation. I am reminded of > the notorious ASCII C (very)-pseudo-random number generator . . . Dylan

Re: Haskell 98 - Standard Prelude - Floating Class

2001-10-16 Thread Marcin 'Qrczak' Kowalczyk
Tue, 16 Oct 2001 15:29:36 +1000, Fergus Henderson <[EMAIL PROTECTED]> pisze: > Not giving a default definition is *not* the same as giving a default > definition that calls "error". It's significantly safer. The difference > is that the former makes it much easier for compilers to issue warning

ANNOUNCE: popenhs-0.00 released

2001-10-16 Thread Jens-Ulrik Petersen
I am happy to announce the first release of popenhs, version 0.00. popenhs is a very small Haskell library, based on runProcess in hslibs' posix library. It provides lazy output from subprocesses through two functions popen2 and popen3. The source and rpm files are available from: http