jlucid
Contributor
since ‎2014.07.09
2 weeks ago

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  • 61 Posts
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We have just restarted our KxDashboard, but the error log is saying "Kx Dashboards expired! Update to latest". But we need the dashboard up urgently, even if its out of date, it is fully functional. Is there a way to start it in this state without up...
Wondering if anyone has ever tried to implement a dedicated key value store in kdb+, something like levelDB. I have a situation where users wish to perform a lookup by an alphanumeric string but I don't know which date partition contains the associat...
On version 2.1.0, I am using the "canvas chart" component to create a bar chart where the x-axis begins at zero and I have a data point at x=0. I wish to zoom into the range from 0 to 10 on the x-axis range. If I put my cursor on 10, left click and h...
I have an intraday writer process which is writing data to an int partitioned database, the partitioning integer is constructed from the timestamp using `long$(.z.p) div 60*1e9, meaning I am partitioning data by one minute buckets. None of my tables ...
What algorithm is used in kdb+ for adding floating point numbers, when we run sum or sums? Is it simple adding the values up in order? I am looking for something that will minimise precision error, something like https://en.wikipedia.org/wiki/Kahan_s...