March 25, 2017

Installation of R studio and Tomcat in Ubuntu

How to install R Studio in Ubuntu. Intsalling R Studio in Ubuntu we have to  follow the 3 steps for installation those are listed. Laks Tutorial follow the simple and basic steps for installation
Step1:Goto terminal in ubuntu type sudo apt-getupdate press enter
Step 2: sudo apt-getinstall r-base press enter
Step 3:  Now download the  software R-Studio (32-bit) here or 64-bit
sudo dpkg -i <package name>   OR Install this software through Ubuntu Software Center.
Now you have successfully installed

Installation of Tomcat in Ubuntu
Before Tomcat installation in ubuntu first you need to install java
Step 1:
sudo apt-get update
sudo apt-get install openjdk-7-jdk
Download Tomcat package from apache site: 
After downloading, extract the file and copy the folder to 'web' folder in 'home' folder (create 'web' folder in 'home' folder).
Step 2:  Now path setup in .bashrc file
$ gedit .bashrc
go to end of the file and type
export CATALINA_HOME=/home/user/web/apache-tomcat-8.0.29
export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-i386
save and exit

Step 3:
Once the path setup complete, now run [start] tomcat service.
Go to the 'bin' folder of the tomcat
(ex.: /home/user/web/apache-tomcat-8.0.29/bin)
bin$ sh
To check open browser and open localhost:8080, click on 'Manager App' button.
user error

Step 4:
Setting up user for accessing App
Now open 'tomcat-users.xml' file in 'conf' folder of tomcat folder.
copy below text at <tomcat-users> field.
<role rolename="manager-gui"/>
<user username="admin" password="admin" roles="manager-gui"/>
save and exit

Now restart tomcat service

bin$ sh
bin$ sh

To check open browser and open localhost:8080, click on 'Manager App'
button then type "admin" in User Name and Password fields.

Now you have successfully install and configuring the tomcat in Ubuntu.

Write comments
  1. Nice blog has been shared by you. it will be really helpful to many peoples who are all working under the technology.thank you for sharing this blog.

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