Switch between Java version on Ubuntu

My current project runs on Java 7 and I wanted to test the same project in Java 8. My first step was to install Java 8 on my Ubuntu system. After installing Java 8 now it’s time to test my application. All went successful and now I have to switch back to Java 7 since my current development environment uses Java 7. I was stuck when searching on google on how to switch back to Java 7. In this article we would learn how we can switch over multiple Java version on Ubuntu systems.
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Unable to access Yahoo from Cisco Linksys Wi-Fi Router – SOLVED

Recently i have switched to Cisco Linksys E900 for my broadband connection. After configuring the router, my internet connection started working fine on Windows 7 and Samsung Galaxy smartphone. I thought that router has been configured properly, but i was wrong. There may be multiple reason for not working but i am putting one solution that might fixed the problem.
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