Re: [racket-users] chaining operations on bignum not scalable

2017-07-29 Thread rom cgb
On Sunday, July 30, 2017 at 12:35:09 AM UTC+2, Ryan Culpepper wrote: > On 07/29/2017 02:48 PM, rom cgb wrote: > > Hi, > > > > Probably due to all operations not being in-place, chaining operations on > > bignums is very costful. > > > > for example, using bitwise-bit-field[1] on bignums is atroc

Re: [racket-users] chaining operations on bignum not scalable

2017-07-29 Thread Ryan Culpepper
On 07/29/2017 02:48 PM, rom cgb wrote: Hi, Probably due to all operations not being in-place, chaining operations on bignums is very costful. for example, using bitwise-bit-field[1] on bignums is atrocious. I also tried (define (reverse-bits n) (for/fold ([reversed 0])

Re: [racket-users] chaining operations on bignum not scalable

2017-07-29 Thread Pierpaolo Bernardi
Il giorno 29 luglio 2017, alle ore 20:48, rom cgb ha scritto: >Hi, >Probably due to all operations not being in-place, chaining operations on >bignums is very costful. >for example, using bitwise-bit-field[1] on bignums is atrocious. >I also tried >  (define (reverse-bits n) >    (for/fold ([

[racket-users] chaining operations on bignum not scalable

2017-07-29 Thread rom cgb
Hi, Probably due to all operations not being in-place, chaining operations on bignums is very costful. for example, using bitwise-bit-field[1] on bignums is atrocious. I also tried (define (reverse-bits n) (for/fold ([reversed 0]) ([i (in-range (integer-length n))])

Re: [racket-users] netiquette on trimming quotes

2017-07-29 Thread David Storrs
On Sat, Jul 29, 2017 at 3:34 AM, Neil Van Dyke wrote: > As one Racketeer to another, so that old-school people don't think we're > all newbs... > > I beg everyone here to observe long-time Internet "Netiquette" about > trimming quoted material in email list posts, to the minimum necessary. > Ofte

[racket-users] netiquette on trimming quotes

2017-07-29 Thread Neil Van Dyke
As one Racketeer to another, so that old-school people don't think we're all newbs... I beg everyone here to observe long-time Internet "Netiquette" about trimming quoted material in email list posts, to the minimum necessary. Often, no quoting at all is necessary. https://en.wikipedia.org/