On Sat, Sep 4, 2021 at 8:39 PM tapi...@gmail.com <tapir....@gmail.com> wrote:
> The problem of the current algorithm is it is not monotonically increasing: > Please explain why that is a problem. Also, I think you are misusing "monotonically increasing". The behavior up to length 1024 is not "monotonically increasing". It is exponential growth. > x1 := make([]int, 897) > x2 := make([]int, 1024) > y := make([]int, 100) > println(cap(append(x1, y...))) // 2048 > println(cap(append(x2, y...))) // 1280 > > And it is not symmetrical: > Again, please explain why this is a problem. > x := make([]int, 98) > y := make([]int, 666) > println(cap(append(x, y...))) // 768 > println(cap(append(y, x...))) // 1360 > > And it depends on the capacity of the first argument, > which is some logical but often not for many cases: > > x := make([]byte, 100, 500) > y := make([]byte, 500) > println(cap(append(x, y...))) // 1024 > println(cap(append(x[:len(x):len(x)], y...))) // 640 > > On Saturday, September 4, 2021 at 1:14:30 PM UTC-4 Miraddo wrote: > >> Hey Guys, >> >> We know slices grow by doubling until size 1024, the capacity will grow >> at 25%. The question that I had was why after 1024 elements? Why didn't the >> developers chose another number like 2048 or other numbers? >> >> Thanks, >> Milad >> > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/45753fb8-429b-4407-9728-411b75a98484n%40googlegroups.com > <https://groups.google.com/d/msgid/golang-nuts/45753fb8-429b-4407-9728-411b75a98484n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- Kurtis Rader Caretaker of the exceptional canines Junior and Hank -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/CABx2%3DD9yaLXYL66HGYgYupnk4a%2BUQGpT-9srGUKoGxhHT%2Bk7kQ%40mail.gmail.com.
