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Type: Posts; User: giuseppe.corti

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  1. Your code looks absolutely correct to me. I just...

    Your code looks absolutely correct to me.
    I just made a couple of minor changes:



    var myClient1 = connect("http://localhost:8080","WELCOME");
    var myClient2 = connect("http://localhost:8080",...
  2. Hi sdi0900, I am not sure if that could be a...

    Hi sdi0900,

    I am not sure if that could be a server-side issue or related to the client.
    But just to avoid misunderstanding please take a look at this example changed to get the same real-time...
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    Hi ManKeer, Yes, if you don't use a build tool...

    Hi ManKeer,

    Yes, if you don't use a build tool such as Maven, Gradle or similar, you need to gather the necessary jars yourself by going up the chain of declared dependencies starting from the...
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    Hi ManKeer, Please add to your project also...

    Hi ManKeer,

    Please add to your project also this dependency:

    <dependency>
    <groupId>com.lightstreamer</groupId>
    <artifactId>java-system-out-log</artifactId>
    ...
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    Hi ManKeer, Are you targeting a local server...

    Hi ManKeer,

    Are you targeting a local server or our public demo server?
    Please double check the args[0] argument passed when you launch your code.

    Regards,
    Giuseppe
  6. You need to add also this dependency to your...

    You need to add also this dependency to your project: com.lightstreamer:ls-log-adapter-java:1.0.2 (https://mvnrepository.com/artifact/com.lightstreamer/ls-log-adapter-java/1.0.2).
    If you use a...
  7. Each Lightstreamer client session is reserved for...

    Each Lightstreamer client session is reserved for a "host/Adapter Set" pair.
    So if you need to connect your client application to two different hosts you need also two different client sessions, ie....
  8. Hi, This is strange, because the browser...

    Hi,

    This is strange, because the browser console reports a regular client polling session, and indeed you can see some data received, such as:

    d(2,1,'5066 9','50687',6)

    and

    d(2,4,'24.4...
  9. Hi, The javascript you showed is the normal...

    Hi,

    The javascript you showed is the normal reply to a create session request from the client, so it seems ok from that side, and gives us no clue on the actual cause of the issue.
    You should...
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    Hi ManKeer, There are internal queues in the...

    Hi ManKeer,

    There are internal queues in the Server that could accumulate delays for outgoing updates, but there is no different treat for the various clients.
    The queues compensate for clients...
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    Hi mojtabamn, Please could you expand a bit...

    Hi mojtabamn,

    Please could you expand a bit more about the scenario of your application; for example you are targeting a local server or the Lightstreamer demo server?
    Do the delays seem constant...
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    Hi Chuck, Are you referring to this project...

    Hi Chuck,

    Are you referring to this project https://github.com/Lightstreamer/Lightstreamer-example-Quickstart-client-dotnet/tree/for_version_4?
    In this case I have no evidence of the compile...
  13. Hi Kay, To unistall old version follow the...

    Hi Kay,

    To unistall old version follow the below steps.
    From Windows start menu, go to "Settings" -> "Apps" -> "Apps & features"; then in the "Search this list" text StockList and you should find...
  14. You could also consider TLS/SSL off-loading; ie....

    You could also consider TLS/SSL off-loading; ie. a sw/hw module in front of the Lightstreamer server that off-loads the encryption/decryption operations and then uses plain HTTP to communicate with...
  15. Hi, Yes, I confirm that the same Lightstreamer...

    Hi,

    Yes, I confirm that the same Lightstreamer server can support both secure and not secure connections.
    You need to configure a (or more) <http_server> section and a (or more) <https_server>...
  16. There are methods of the MetadataProvider...

    There are methods of the MetadataProvider interface that are entitled to authorize the subscription which can return errors that will be communicated by the server to the client.
    In particular...
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    Yes I confirm that you can use a client directly...

    Yes I confirm that you can use a client directly implementing the TLCP protocol with COMMUNITY edition by leveraging the parameter:

    <enabled_client_api>generic_client</enabled_client_api>

    of...
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    From a technical point of view you should only be...

    From a technical point of view you should only be sure that the version of TLCP you implement is compatible with the version of the server in use. For example TLCP version 2.2.0 targets Lightstreamer...
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    A flutter/dart client is in our roadmap, but not...

    A flutter/dart client is in our roadmap, but not in the very short term.
    But in the past we have suggested a workaround to those interested in the Flutter/Dart platform which consists of leverage...
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    6,277

    Have you tried to approach all redis operations...

    Have you tried to approach all redis operations in the getJSON method (open the connection, retrieve the json and close)?
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    Hi, The error message seems not pertaining to...

    Hi,

    The error message seems not pertaining to redis but to the json parser.
    Please have a look at this...
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    Could you add a very simple log to file in your...

    Could you add a very simple log to file in your adapters? Just to understand what is going on.
  23. Replies
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    There are several client libraries available for...

    There are several client libraries available for various technologies: Javascript (Web and NodeJS), JVM (Java Se, Android), Apple (iOS, macOS, tvOS, watchOS), .NET (.NET PCL, Unity).
    You can find...
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    Have you tried launching the script from a shell?...

    Have you tried launching the script from a shell? Have you noticed any error messages?

    However, an example of a java adapter launch script for linux that you can use as a reference can be found in...
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    Ok, you should check your server log looking for...

    Ok, you should check your server log looking for messages like these:

    Accepted connection (1) on the Notify socket on port 6721 from ...
    Accepted connection (1) on the Request/Reply socket on...
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