| 共 5 篇文章 |
|
How do I execute a q function call with parameters over IPC?To invoke a function in another q process (i.e., a function that already exists in that q process), you need the following:a process handle to the other q process,the name of the pre-existing function in the other process, andthe parameters you want to pass.q... 阅94 转0 评0 公众公开 13-11-17 06:51 |
Point Nine Bar: Learning q/kdb+ (qlang)Creating a step function.You can easily create a step function by adding an `s attribute to a dictionary.For example: d:(10*til 10)!til 10 step:`s#d d 2*til 20 step 2*til 20. 阅88 转0 评0 公众公开 13-11-17 06:32 |
Compiling The kdb/R interface on Win32 ?The Research Kitchen WeblogCompiling The kdb/R interface on Win32.I have been playing with the kdb/R interface from kx.com,and had some problems installing with Cygwin gcc.gcc -Wl,--export-all-symbols -shared -o qserver.dll c.o base.o ${r-HOME}/bin/R.dll -lws2_32. 阅65 转1 评0 公众公开 11-06-14 00:45 |
11 ` symbol varchar String string string m 4 13 2000.01m month d 4 14 2000.01.01 date date Date date z 8 15 dateTtime datetime timestamp Timestamp DateTime dateTime u 4 17 00:00 minute v 4 18 00:00:00 second t 4 19 00:00:00.000 time time Time TimeSpan time * 4 20.. `s$` enum `char$data `CHAR$string.The int, float, cha... 阅314 转2 评0 公众公开 11-05-09 15:33 |
