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Questions tagged [rpc]

a remote procedure call (RPC) is a form of inter-process communication (IPC)

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2527 questions
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Communication between Python and C#

I have a Python backend running machine learning algorithms. I want to use the same backend for both an Excel plugin (C#) and a website. I want both interfaces to send my training data (thousands of lines of numbers in arrays) to the same Python…
Vincent L
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JBoss 7.0 - GWT - Exception while dispatching incoming RPC call

I am currently migrating GWT apps from JBoss 5.1 to JBoss 7.0 EAP server. I have bundled gwt-servlet.jar in the war deployed to server I am getting the below error. 05:11:49,068 ERROR [io.undertow.servlet] (default task-5) Exception while…
Karthik
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How to redirect to login page after session expire in GWT RPC call

I am using GWT and RPC in my app. after session expires when I do a RPC call, because of my login-filter the request redirect to login.jsp, but my problem is client doen't show me login.jsp instead the RPC's onFailure raised. It means I should…
Nav
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Error:1722 Getting session names

I am trying to check if anybody is connected to the server in my team with the following command: query session /server:. But Every time I end up getting the following error: Error:1722 getting session names. Error[1722]: The RPC sever…
Ninja
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RPC over STOMP using Spring, and correctly handling server side errors propagated to clients

I need to implement RPC over STOMP, where the client runs with javascript in a browser, and the server side is implemented using Spring messaging capabilities. While using @MessageMapping is fine for normal messaging, I find using @SendToUser quite…
Alessandro Polverini
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Is it appropriate to use message queues for synchronous rpc calls via ajax

I have a web application that uses the jquery autocomplete plugin, which essentially sends via ajax a request containing text that has been typed into a textbox to our web server, once the web server receives this request, it is then handed off to…
nickbw
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How can I call a GWT RPC method on a server from a non GWT (but Java) gapplication?

I have a regular Java application and want to access an GWT RPC endpoint. Any idea how to make this happen? My GWT application is on a GAE/J and I could use REST for example but I already have the GWT RPC endpoints and don't want to build another…
hansi
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Should I RESTify my RPC calls over HTTP?

We have HTTP webservices that are RPC. They return XML representing the object the either retrieved or created. I want to know the advantages (if any) of "restifying" the services. POST http://www.example.com/createDoodad GET…
Mike Pone
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Forging a stack trace in Java

When you use RMI in Java the remote stack trace of an exception will be prepended when you receive it, somewhat like this: ERROR Client received error when doing stuff: myapp.FooBarException: bla at server.myMethod() at rmi.callHandler() // and…
Bart van Heukelom
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Problem with gRPC setup. Getting an intermittent RPC unavailable error

I have a grpc server and client that works as expected most of the time, but do get a "transport is closing" error occasionally: rpc error: code = Unavailable desc = transport is closing I'm wondering if it's a problem with my setup. The client is…
harumphfrog
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Websockets Notification- / Chat- System

I've read a lot about websockets and already implemented them within my system. This question is about how to use them properly. I want to implement a notification and a chat system the right way. For notifications, I have the channel…
user3746259
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Creating a queue per remote method when using RabbitMQ?

Let's just accept for a moment that it is not a horrible idea to implement RPC over message queues (like RabbitMQ) -- sometimes it might be necessary when interfacing with legacy systems. In case of RPC over RabbitMQ, clients send a message to the…
Mate Varga
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Sun RPC: transferring binary files

I want to transfer binary files to remote server. I am using SUN/ONC RPC (rpcgen on Linux) for my code. I am using C. I have written code for server and client and it works for text files, but when I try to transfer binary files it says the file is…
Madhusudan.C.S
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What are the alternatives to ZeroMQ for moving protocol buffer payloads around?

At the moment I have a solution that uses ZeroMQ to exchange protocol buffer payloads. The protocol buffer method of serialization is bound to stay as it is, but I can replace ZMQ with a more convenient option. The things I am not happy about in…
mahonya
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Session management in gwt

I am using GWT for my client side application. However, I am not sure how I can handle session management. The GWT application resides on one page, all server calls are done via AJAX. If a session expires on the server. let's assume the user didn't…
DonX
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