Daily Archives: March 30, 2016


In this article, we will use Maven-Tomcat plugin to deploy a WAR file to Tomcat 7. We will use A sample Spring-based application PetClinic available at https://github.com/spring-projects/spring-petclinic Download the application and extract the files. Install Maven 3, Download Tomcat 7 from https://tomcat.apache.org/download-70.cgi Now go to apache-tomcat-7.0.68conftomcat-users.xml First, add an admin user […]

Deploy Maven based Spring WAR file to Tomcat 7


I was trying to run mvn commands for PetClinic Spring Application available at https://github.com/spring-projects/spring-petclinic The problem was Firewall setting and hence my mvn command was not working. It failed to download. In this case where you from behind a proxy, no dependencies will be downloaded. Solution: Go to apache-maven-3.3.9/conf Right […]

Solved: Enable proxy setting in Maven




To install Ruby, we will use Yum way in the Terminal: Create a Virtual machine using Virtual Box or VMware workstation. Install CentOS 7. Start the virtual machine and open terminal. sudo yum install ruby Loaded plugins: fastestmirror, refresh-packagekit, security Determining fastest mirrors * base: mirror.nbrc.ac.in * extras: mirror.nbrc.ac.in * […]

Install Ruby, Ruby Gems, and Rails on CentOS 7



In The previous article we discussed about Solved: Cannot retrieve metalink for repository: epel If you are facing issues: Convert RAW to NTFS – USB Hard disk And If you have below questions or problems then you might be at right place: Can “RAW be converted to “NTFS” without formatting? […]

Solved: Convert RAW to NTFS – USB Hard disk



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In The previous article we discussed about Solved: JMeter Installation Unable to access jarfile ApacheJMeter.jar errorlevel=1 Cannot retrieve metalink for repository: epel ? If you get above error while installing different packages in CentOS virtual machine then here we have given two approaches to solve it. Solution: 1) Just update SSL […]

Solved: Cannot retrieve metalink for repository: epel