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Type: Posts; User: giuseppe.corti

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  1. Hi Laurent, Thank you for the feedback and I...

    Hi Laurent,

    Thank you for the feedback and I can confirm that in the 'deploy.zip' of the GitHub release there was an incorrect version of the .Net Adapter library. We'll fix it in a while.
    Sorry...
  2. Hi torquyme, Yes sure, Lightstreamer provides...

    Hi torquyme,

    Yes sure, Lightstreamer provides a publish and subscribe (pub-sub) paradigm, to decouple message producers from message consumers.
    So each client can subscribe to a subset of the...
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    Hi rvkvino, Indeed a VPN should be transparent...

    Hi rvkvino,

    Indeed a VPN should be transparent from the client's point of view, and therefore no special configurations in Lightstreamer are needed.

    But, what can be the cause of the issue are...
  4. Hi Killmister, Unfortunately I have to confirm...

    Hi Killmister,

    Unfortunately I have to confirm that it is not possible to change the position in ItemUpdate without perform an unsubscribe (followed by a new subscribe).
    Indeed, although I didn't...
  5. Hi ManKeer, since the responsibility to...

    Hi ManKeer,

    since the responsibility to control and force the subscription modes for each Item is attributed to the Metadata what you want to do is not possible. You should switch from a model...
  6. Hi issam1975, If the excel spreadsheet run on...

    Hi issam1975,

    If the excel spreadsheet run on a client machine (maybe you have multiple of this clients) and the SQL Server on a server-side machine, use of Lightstreamer makes sense.
    In the...
  7. Hi mpaz, You could leverage the DISTINCT...

    Hi mpaz,

    You could leverage the DISTINCT subscription mode with MaxFrequency requested to 1 (https://lightstreamer.com/docs/client_javascript_uni_api/Subscription.html#setRequestedMaxFrequency)....
  8. Hi Jimstark, Once you have real-time market...

    Hi Jimstark,

    Once you have real-time market data from a market feed, you can use Lighstreamer to organize your app to display this real-time data in various ways. If you are interested I can point...
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    Hi Joseph, An Adapter Set is made up of a...

    Hi Joseph,

    An Adapter Set is made up of a Metadata Adapter and one or multiple Data Adapters, their number is dictated only by the configuration defined in the adapters.xml file and is independent...
  10. Hi Thomas, The best starting point for java...

    Hi Thomas,

    The best starting point for java clent is the Quickstart example: https://github.com/Lightstreamer/Lightstreamer-example-Quickstart-client-java
    Furthermore you could slso take a look...
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    Hi nimbusgb, One option you could leverage is...

    Hi nimbusgb,

    One option you could leverage is that in the onItemUpdate callback you cleanup your polygon and associate the new values for points received from Lightstreamer server.
    Something like...
  12. Hi Dan, This message could be considered...

    Hi Dan,

    This message could be considered harmless if sporadic (for your information we are considering to downgrade this log message to info level).

    But please also consider that with the...
  13. Hi Dan, Indeed, I have to confirm that newer...

    Hi Dan,

    Indeed, I have to confirm that newer adapter libraries could have compatibility constraints and new libraries may not work properly with older server versions.
    In this specific case, if I...
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    Hi nimbusgb, Yes, I confirm that DynaGrid can...

    Hi nimbusgb,

    Yes, I confirm that DynaGrid can be used to display your svg polygons and let Lightstreamer updates their style properties.
    Please be sure to add the respective html nodes to those...
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    Hi rperseguini, If I understood your scenario...

    Hi rperseguini,

    If I understood your scenario correctly you could switch to the COMMAND subscription mode.
    The trick to adopt in your Data Adapter is to consider as "key" field for COMMAND mode...
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    Hi nimbusgb, Please check if there is always...

    Hi nimbusgb,

    Please check if there is always consistency in the field names between the client subscription and the Data Adapter updates pushed.
    A possible disturbance in this sense could come...
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    Hi nimbusgb, I don't know if you've already...

    Hi nimbusgb,

    I don't know if you've already solved the issue wiht slf4j libs, but please let me suggest a few pointers.

    Could you check the <classloader> parameter in your adapters.xml conf...
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    Hi nimbusgb, I think that in your case you...

    Hi nimbusgb,

    I think that in your case you should leverage the COMMAND subscription mode; indeed it was specifically designed to manage dynamic lists or tables.
    Please note that the COMMAND mode...
  19. Hi Emerson, Yes, I confirm that more than one...

    Hi Emerson,

    Yes, I confirm that more than one client can subscribe to the same Item and all these will receive the snapshot, upon request, based on the current status of the Item.

    The...
  20. Hi Emerson, I can confirm that the observed...

    Hi Emerson,

    I can confirm that the observed behavior is not the one expected.
    Please let me ask you for some details that can clarify your scenario:

    - Can you confirm that the...
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    Hi webcamer30, In the above discussion the...

    Hi webcamer30,

    In the above discussion the third parameter, chat_room, is used to assign the destination of each message so that the Adapters can dispatch it to all the participants of the...
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    Paul, Yes sure, this is the example in Java...

    Paul,

    Yes sure, this is the example in Java https://github.com/Lightstreamer/Lightstreamer-example-Portfolio-adapter-java but there is also for.Net if you prefer.

    Regards,
    Giuseppe
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    Hi Paul, Yes you are right, I confirm that...

    Hi Paul,

    Yes you are right, I confirm that the StockList example does not leverage at all the COMMAND mode subscription; sorry for the misunderstanding.
    A good example to refer to for COMMAND...
  24. Hi Terry, Indeed there are potential issues...

    Hi Terry,

    Indeed there are potential issues when minifying with proguard an application based on the "full" version of LS Android SDK library.
    We suggest excluding the class names from...
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    Hi Renato, 1. Sorry but indeed at the moment...

    Hi Renato,

    1. Sorry but indeed at the moment we have not explicit TLCP examples for command mode.
    Just for your knowledge, we intend to publish the source code of our client libraries, I think we...
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