Tuesday, May 24, 2016
0
Tuesday, May 24, 2016
R packages installation error solved
Most of the common error we are getting below in R at the time of installing in R packages like(rJava,ggplot2...)
Warning message:
package ‘rJava’ is not available (for R version 3.0.2)
In this post we ll see how to resolve this error.
First login as root user
and type R and you ll get...
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Thursday, April 28, 2016
0
Thursday, April 28, 2016
Install R in Redhat 7.2
Installation of R in redhat is simple.
First download the below file
wget http://public-yum.oracle.com/public-yum-ol7.repo
open the downloaded file and change enabled property into 1
vi public-yum-ol7.repo
[ol7_latest]
enabled=1
[ol7_addons]
enabled=1
[ol7_optional_latest]
enabled = 1
then
sudo...
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Friday, January 29, 2016
0
Friday, January 29, 2016
Convert Excel file data in to comma seperated text file
Below code is to convert excel file (name.xls) in to text files sepetated values by comma.
In my name.xls file contains 6 columns and 20 rows (20 student informations) it has two different school details in sheet1 and sheet2
package com.excel.upload;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileOutputStream;
import...
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