jri

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Converting REXP object to a double array (Java/R)

I want R to produce, for example, normal data and then use this data in Java. I know there is a function to convert an REXP object to an array but it doesn\'t seem to work. Here is what I have:[详细]

2023-04-05 16:54 分类：问答
In R, how to plot into a memory buffer instead of a file?

I\'m using JRI to generate ggplot2 plots from Java.Currently I have to write plots to disk.How do I do this without going through files, i.e.开发者_如何学编程 just rendering the plots in memory?[详细]

2023-03-30 01:57 分类：问答
RMySQL package doesn't load through JRI interface

I\'ve managed to install RMySQL in R, and it runs fine (I also installed its required dependency, DBI, and it works fine too). I\'m building a java application that interacts with R through the JRI pa[详细]

2023-03-25 18:37 分类：问答
JVM crashes after one successful request when using JRI

I am using the JRI api to use \"R\" in Java. I have created a web-service which has the JRI code . When I consume this web-service for the first time it works properly, but with a subsequent request t[详细]

2023-03-21 03:31 分类：问答
trouble installing JRI (R to java)

I\'m wondering if anyone has experience with my error message or has any advice. When I run the ./configure file it runs with no error.When I run the make file I get[详细]

2023-03-20 21:49 分类：问答
Can JRI access user-installed packages on Vista?

I\'ve developed a Java application that uses JRI to make use of the ptw package. On Linux (Ubuntu 10.04, R 2.10.1, JRI 0.5.0) it works fine.[详细]

2023-01-28 20:58 分类：问答
Problem loading R own created libraries in Java/JRI code

I created my own new R library (called \"Media\"). There is no problem when I try to load it with RGui, and I can call the functions defined in the new package.This is how I load it:[详细]

2022-12-24 00:48 分类：问答