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Questions tagged [rserve]

Rserve is a server which allows other programs to use facilities of R either using TCP/IP or unix sockets.

Rserve is an open-source server which allows other programs to use facilities of R either using TCP/IP or unix sockets. It supports parallel connections, data and code pre-loading, which makes it possible to use R from web pages and other systems due to its fast response. The distribution includes Java, C++ and PHP clients. 3rd party clients for other systems exists as well.

Rserve is a TCP/IP server which allows other programs to use facilities of R from various languages without the need to initialize R or link against R library. Every connection has a separate workspace and working directory. Rserve supports remote connection, authentication and file transfer. Typical use is to integrate R backend for computation of statstical models, plots etc. in other applications.

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Getting error on rhive.env(): cant't connect to a Rserver at x.x.x.x

I run Hadoop cluster (master + 3 slaves)+Hive server and I want to use RHive over it. I installed R environment on every computer. Rserve was installed on every node and RHive was installed on the master. I get error trying to run RHive on master: >…
sunny
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Running R Code remotely from java application

I need to run R Code from Java application. The R Server is installed on the remote box. I failed to find any information on Java connector for R. Maybe I am just exposing my ignorance, but any hints how this can be done would be appreciated.
aviad
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quantmod ttr getSymbol & quotes hardcoded

I am a quite new with R programming and now developing a system that is suppose to interact with R. My question is : How to get quotes from hard coded from the scripts rather than from various sources like “yahoo” “google” etc? Why do I need quotes…
Prahalad Das
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gWidgetsWWW2 Error

Hi I have installed FastRWeb, Rserve and gWidgetsWWW2 packages and followed the instructions. on the respective sites on my Linux (Ubuntu 10.04.3) with Apache web server. I have loaded the test.R app and when I go to the URL…
Jack Mccush
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Getting not proper error code form R using Rserve with c++ client

I have this part of code: Rconnection *rc = NULL; rc = new Rconnection(); int stat=rc->connect(); Rmessage *msg=new Rmessage(); Rmessage *cmdMessage=new Rmessage(CMD_eval, "sumwe(2,3)"); int res=rc->request(msg,cmdMessage); int r =…
sense
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I am getting this error while opening library Rserve

I am first downloading Rserve from nearest mirror and then loading the library which is giving me this error > install.packages("Rserve") Installing package into ‘C:/Users/abc/Documents/R/win-library/3.4’ (as ‘lib’ is unspecified) ---…
Shubh
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R Integrate with Java using Rserve

I have build an application connecting R and java using the RServe package. In this project I use neuralnet to predict output. Where is the source code that I use are as follows: myneuralnetscript=function(){ trainingData =…
Harry Leonardo Lumbanraja
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How to make dplyr %>% work in rserve-js and Rserve

client.eval("result<-subset(data,Sym1=="fever" | Sym1=="headache" |Sym1=='cough')", function(err, response){ }); client.eval("result%>%", function(err, response){ }); client.eval("group_by(Disease)%>%", function(err, response){…
naruto
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Can `filename` strings be sent to R via Rserve with PHP?

I'm using R (http://www.r-project.org/) on a LAMP system with Rserve-php (https://code.google.com/p/rserve-php/). I would like to send a .csv file to R. Is this possible? I tried using evalString(), but it did not work and returned the error below.…
user2932733
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Integrating Java and R

I was looking for some third party jars to do some advanced analytical process like SQL window functions in Java,since our database mysql did not support it. With the help of google I found "R" though it is not java based but it can solve most of my…
Vinoth S
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