search for: bizarro

Displaying 13 results from an estimated 13 matches for "bizarro".

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2019 Oct 05
4
should base R have a piping operator ?
...t. Best regards, Antoine Le sam. 5 oct. 2019 ? 16:59, John Mount <jmount at win-vector.com> a ?crit : > Actually, base R already has a pipe fairly close to the one you describe: > ->.; > > iris ->.; head(.) ->.; dim(.) > # [1] 6 5 > > I've called it the Bizarro pipe ( > http://www.win-vector.com/blog/2016/12/magrittrs-doppelganger/ ), and for > some reason we chickened out and didn't spend time on it in the dot pipe > paper ( https://journal.r-project.org/archive/2018/RJ-2018-042/index.html > ). > > For documentation Bizarro pipe ha...
2019 Oct 05
0
should base R have a piping operator ?
Actually, base R already has a pipe fairly close to the one you describe: ->.; iris ->.; head(.) ->.; dim(.) # [1] 6 5 I've called it the Bizarro pipe ( http://www.win-vector.com/blog/2016/12/magrittrs-doppelganger/ <http://www.win-vector.com/blog/2016/12/magrittrs-doppelganger/> ), and for some reason we chickened out and didn't spend time on it in the dot pipe paper ( https://journal.r-project.org/archive/2018/RJ-2018-042/index.h...
2019 Oct 05
6
should base R have a piping operator ?
Dear R-devel, The most popular piping operator sits in the package `magrittr` and is used by a huge amount of users, and imported /reexported by more and more packages too. Many workflows don't even make much sense without pipes nowadays, so the examples in the doc will use pipes, as do the README, vignettes etc. I believe base R could have a piping operator so packages can use a pipe in
2019 Oct 05
0
should base R have a piping operator ?
...sam. 5 oct. 2019 ? 16:59, John Mount <jmount at win-vector.com> a ?crit : > >> Actually, base R already has a pipe fairly close to the one you describe: >> ->.; >> >> iris ->.; head(.) ->.; dim(.) >> # [1] 6 5 >> >> I've called it the Bizarro pipe ( >> http://www.win-vector.com/blog/2016/12/magrittrs-doppelganger/ ), and for >> some reason we chickened out and didn't spend time on it in the dot pipe >> paper ( https://journal.r-project.org/archive/2018/RJ-2018-042/index.html >> ). >> >> For docu...
2017 Feb 08
2
[PATCH RFC 2/2] x86/vdso: Add VCLOCK_HVCLOCK vDSO clock read method
...rrent_tick = mul64x64_hi(cur_tsc, scale) + offset; > + > + if (READ_ONCE(tsc_pg->tsc_sequence) == sequence) > + return current_tick; > + } Can you explain better what's going on here? What protocol does the hypervisor use to update this bizarro seqlock? What exactly does sequence==0 mean? > + > + *mode = VCLOCK_NONE; > + return 0; > +} > +#endif > > notrace static u64 vread_tsc(void) > { > @@ -173,6 +217,10 @@ notrace static inline u64 vgetsns(int *mode) > else if (gtod->vclock_mode...
2017 Feb 08
2
[PATCH RFC 2/2] x86/vdso: Add VCLOCK_HVCLOCK vDSO clock read method
...rrent_tick = mul64x64_hi(cur_tsc, scale) + offset; > + > + if (READ_ONCE(tsc_pg->tsc_sequence) == sequence) > + return current_tick; > + } Can you explain better what's going on here? What protocol does the hypervisor use to update this bizarro seqlock? What exactly does sequence==0 mean? > + > + *mode = VCLOCK_NONE; > + return 0; > +} > +#endif > > notrace static u64 vread_tsc(void) > { > @@ -173,6 +217,10 @@ notrace static inline u64 vgetsns(int *mode) > else if (gtod->vclock_mode...
2006 Apr 23
37
Newbie .. nil object and missing something obvious
Trying to do first project in Ruby on Rails, and I''m getting the dreaded nil object exception. I''ve reduced the code to what I think is the minimal case, and it''s still not working. Code presented below.. ---------------------------------------------------------------------- in "app/controllers/dashboard_controller.rb" class DashboardController <
2007 Sep 14
4
MS SQL server
Hello List, I need to access some data a MS-SQL server ie run a stored procedure or user-defined function or a select every so often maybe 3 times a day. Have centos 4.5 on intel xeon. Is there an obvious certain-to-succeed approach? perl DBI + ODBC spings to mind, have not tried it yet - cannot access the systems yet - need to make a good plan. Am a bit concerned cos I dont know of an
2009 Apr 01
4
Variable Wildcard Value
Is there a wildcard value for vector values in r? For instance: > M <- *wildcard > (M==1) TRUE >(M=="peanut butter") TRUE >is.na(M) FALSE thanks, Francis -- Francis Smart (406) 223-8108 cell
2007 Oct 14
1
odd behavior from zpool replace.
i''ve got a little zpool with a naughty raidz vdev that won''t take a replacement that as far as i can tell should be adequate. a history: this could well be some bizarro edge case, as the pool doesn''t have the cleanest lineage. initial creation happened on NexentaCP inside vmware in linux. i had given the virtual machine raw device access to 4 500gb drives and 1 ~200gb drive, with which I made my raidz vdev, knowing that i could replace the 200 with a 500g...
2002 Feb 13
3
RPM dependency rant
So I'd like to try out rc3 (been a happy user of rc2 since it came out). I download the RPMS and try to do an upgrade, only to find that libao and vorbis-tools depends on 'libcurl' and 'libasound' which are not part of Red Hat 7.1 (looks like curl is in 7.2, but God knows where to get libasound). In addition, the RPMs want libcrypto.so.0, while 7.1 and 7.2 have .1. So
2017 Feb 08
3
[PATCH RFC 0/2] x86/vdso: Add Hyper-V TSC page clocksource support
Hi, Hyper-V TSC page clocksource is suitable for vDSO, however, the protocol defined by the hypervisor is different from VCLOCK_PVCLOCK. I implemented the required support re-using pvclock_page VVAR. Simple sysbench test shows the following results: Before: # time sysbench --test=memory --max-requests=500000 run ... real 1m22.618s user 0m50.193s sys 0m32.268s After: # time sysbench
2017 Feb 08
3
[PATCH RFC 0/2] x86/vdso: Add Hyper-V TSC page clocksource support
Hi, Hyper-V TSC page clocksource is suitable for vDSO, however, the protocol defined by the hypervisor is different from VCLOCK_PVCLOCK. I implemented the required support re-using pvclock_page VVAR. Simple sysbench test shows the following results: Before: # time sysbench --test=memory --max-requests=500000 run ... real 1m22.618s user 0m50.193s sys 0m32.268s After: # time sysbench