Re: [Rd] bug with strptime, %OS, and "."

2017-01-10 Thread frederik
On Tue, Jan 10, 2017 at 08:13:21PM -0600, Dirk Eddelbuettel wrote: > > On 10 January 2017 at 17:48, frede...@ofb.net wrote: > | Hi R Devel, > | > | I just ran into a corner case with 'strptime'. Recall that the "%OS" > | conversion accepts fractional seconds: > | > | > strptime("17_35_14.01234.m

Re: [Rd] bug with strptime, %OS, and "."

2017-01-10 Thread Dirk Eddelbuettel
On 10 January 2017 at 17:48, frede...@ofb.net wrote: | Hi R Devel, | | I just ran into a corner case with 'strptime'. Recall that the "%OS" | conversion accepts fractional seconds: | | > strptime("17_35_14.01234.mp3","%H_%M_%OS.mp3")$sec | [1] 14.01234 | | Unfortunately for my application it se

[Rd] bug with strptime, %OS, and "."

2017-01-10 Thread frederik
Hi R Devel, I just ran into a corner case with 'strptime'. Recall that the "%OS" conversion accepts fractional seconds: > strptime("17_35_14.01234.mp3","%H_%M_%OS.mp3")$sec [1] 14.01234 Unfortunately for my application it seems to be "greedy", in that it tries to parse a decimal point which migh

Re: [Rd] [R] Problems when trying to install and load package "rzmq"

2017-01-10 Thread Jeroen Ooms
For those following this thread: rzmq binary packages for Mac and Windows are now available from CRAN. On Tue, Jan 3, 2017 at 5:32 PM, Jeroen Ooms wrote: > On Tue, Jan 3, 2017 at 3:53 PM, Whit Armstrong > wrote: >> >> I maintian the rzmq project. >> >> love to get it running on windows, but zm

Re: [Rd] accelerating matrix multiply

2017-01-10 Thread Martin Maechler
> Cohn, Robert S > on Sat, 7 Jan 2017 16:41:42 + writes: > I am using R to multiply some large (30k x 30k double) > matrices on a 64 core machine (xeon phi). I added some timers > to src/main/array.c to see where the time is going. All of the > time is being spent in the matprod