 29 Jan 2024, Pavel Murat, Forum, number of entries in a given ODB subdirectory ?
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Hi Stefan, Konstantin,
thanks a lot for your responses - they are very teaching and it is good to have them archived in the forum.
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29 Jan 2024, Pavel Murat, Forum, a scroll option for "add history variables" window?
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> If you have some ideas on how to better present 100500 history variables, please shout out!
let me share some thoughts. In a particular case which lead to the original posting,
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29 Jan 2024, Konstantin Olchanski, Forum, number of entries in a given ODB subdirectory ?
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> https://chat.openai.com/share/d927c78d-9914-4413-ab5e-3b0e5d173132
>
> Please note that you never can be 100% sure that the code from a LLM is correct
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29 Jan 2024, Konstantin Olchanski, Forum, a scroll option for "add history variables" window?
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familiar situation, "too much data", you dice t or slice it, still too much. BTW, you can try to generate history
plot ODB entries from your program instead of from the history plot editor. K.O. |
03 Feb 2024, Pavel Murat, Forum, number of entries in a given ODB subdirectory ? 
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Konstantin is right: KEY.num_values is not the same as the number of subkeys (should it be ?)
For those looking for an example in the future, I attach a working piece of code converted
from the ChatGPT example, together with its printout.
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 05 Feb 2024, Pavel Murat, Forum, forbidden equipment names ?
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Dear MIDAS experts,
I have multiple daq nodes with two data receiving FPGAs on the PCIe bus each.
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08 Feb 2024, Stefan Ritt, Forum, number of entries in a given ODB subdirectory ?
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> Konstantin is right: KEY.num_values is not the same as the number of subkeys (should it be ?)
For ODB keys of type TID_KEY, the value num_values IS the number of subkeys. The only issue here is
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11 Feb 2024, Pavel Murat, Forum, number of entries in a given ODB subdirectory ?
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> For ODB keys of type TID_KEY, the value num_values IS the number of subkeys.
this logic makes sense, however it doesn't seem to be consistent with the printout of the test example
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13 Feb 2024, Stefan Ritt, Forum, number of entries in a given ODB subdirectory ?
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> > For ODB keys of type TID_KEY, the value num_values IS the number of subkeys.
>
> this logic makes sense, however it doesn't seem to be consistent with the printout of the test example
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13 Feb 2024, Konstantin Olchanski, Forum, forbidden equipment names ?
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> equipment names are 'mu2edaq09:DTC0' and 'mu2edaq09:DTC1'
I think all names permitted for ODB keys are allowed as equipment names, any valid UTF-8,
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15 Feb 2024, Konstantin Olchanski, Forum, number of entries in a given ODB subdirectory ?
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> > > For ODB keys of type TID_KEY, the value num_values IS the number of subkeys.
> >
> > this logic makes sense, however it doesn't seem to be consistent with the printout of the test example
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15 Feb 2024, Konstantin Olchanski, Forum, number of entries in a given ODB subdirectory ?
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> > You are right, num_values is always 1 for TID_KEYS. The number of subkeys is stored in
> > ((KEYLIST *) ((char *)pheader + pkey->data))->num_keys
> > Maybe we should add a function to return this. But so far db_enum_key() was enough.
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15 Feb 2024, Stefan Ritt, Forum, number of entries in a given ODB subdirectory ?
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> Hmm... is there any use case where you want to know the number of directory entries, but you will not iterate
> over them later?
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18 Feb 2024, Frederik Wauters, Forum, dump history FILE files
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> $ cat mhf_1697445335_20231016_run_transitions.dat
> event name: [Run transitions], time [1697445335]
> tag: tag: /DWORD 1 4 /timestamp
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19 Feb 2024, Pavel Murat, Forum, number of entries in a given ODB subdirectory ?
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> > Hmm... is there any use case where you want to know the number of directory entries, but you will not iterate
> > over them later?
>
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26 Feb 2024, Maia Henriksson-Ward, Forum, mserver ERR message saying data area 100% full, though it is free
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> Hi,
>
> I have just installed Midas and set-up the ODB for a SuperCDMS test-facility (on
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27 Feb 2024, Pavel Murat, Forum, displaying integers in hex format ?
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Dear MIDAS Experts,
I'm having an odd problem when trying to display an integer stored in ODB on a custom
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27 Feb 2024, Stefan Ritt, Forum, displaying integers in hex format ?
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Thanks for reporting that bug. I fixed it and committed the change to the develop branch.
Stefan |
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27 Feb 2024, Pavel Murat, Forum, displaying integers in hex format ?
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Hi Stefan (and Ben),
thanks for reacting so promptly - your commits on Bitbucket fixed the problem.
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29 Apr 2024, Musaab Al-Bakry, Forum, Midas Sequencer with less than 1 second wait
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Hello there,
I am working on a task that involves some ODB changes that happen within 20-500
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