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hoffmanroni

Hello All, I'm just starting out with embedPy and wondering if aoneone can help. I'm trying to use a module in python for some technical analysis. I was trying to use this module https://technical-analysis-library-in-python.readthedocs.io/en/latest/ ...

hoffmanroni

Hello, wondering if anyone has any ideas here I have been trying to publish a serialized K object from C++ using Kafka, and trying to deserialize using kdb/q (using -9!msg[`data]) on a kafka q topic listener. I am able to serialize/deserialize simple...

hoffmanroni

Hi All, wondering if someone can help.I have 3 tables with a column of lists. I want to take the the tables and add them to the first tables list.So for examplea:([key1:`a`b`c]val:(enlist 1;enlist 2;enlist 3))b:([key1:`a`b`c]val:(enlist 4;enlist 5;en...

hoffmanroni

Hi All,Wondering if anyone can help. I'm sure theres a better way to do this. I am trying to take a table with syms, transpose them to columns dynamically change the column names to include the sym.I've done it this way but it seems a bit brute force...

hoffmanroni

Hi All,Can someone help me understand the outbound queue in .z.W a bit more. If a tickerplant is using .u.pub which is async pub to all handles, can someone help me understand how a slow consumer affects other subscribers? So if there is a build up i...

hoffmanroni

FYI if anyone is interested I was able to get this working now py script import pandas as pd from ta.utils import dropna from ta.volatility import BollingerBands def returnBB(df, window=20, window_dev=2): indicator_bb = BollingerBands(close=df["close...

hoffmanroni

Thanks very much all, thats helpful.

hoffmanroni

Thanks very much for this Terry, and pointing to wiki article, much better.

hoffmanroni

Hi Rohit, yes thanks have seen that. Was wondering a little more about how the messages were read off the outbound queue. Jason’s answer explained. Thanks From: personal-kdbplus@googlegroups.com On Behalf Of Rohit KumarSent: April 22, 2020 12:32 PMT...

hoffmanroni

Thanks for this Jason,quick question, you said depending on the state of the receive buffer on the slow consuer and "some other settings" can elaborate a bit on the other settings?Also, are there any other buffer options available in kdb or its just ...

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Technical Analysis using embedPy

Issue in deserializing in q from c++

Joining tables with lists of data

Transposing syms to dynamic columns

Slow Consumer .z.W

Re: Technical Analysis using embedPy

Re: Joining tables with lists of data

Re: Transposing syms to dynamic columns

Re: Slow Consumer .z.W

Re: Slow Consumer .z.W