sharadchhetri

Tutorials On Linux, Unix & Open Source

Ubuntu

How to install Jenkins on Ubuntu 18.04 LTS server

by

In this post we will install Jenkins on Ubuntu 18.04 LTS server. For installing the Jenkins, we will use ‘Generic Java Package (war)’. Jenkins is very popular automation server widely use for building,deploying and automating the projects. It is one of the Open Source Software which is mostly prefer for CI/CD. There are lots of […]

System settings not opening on Ubuntu 16.04 LTS

by

After doing upgrading some softwares and system update, the system settings not opening on Ubuntu 16.04 LTS desktop. Whenever we were clicking on ‘System Settings’ nothing was appearing on Desktop. The package called unity-control-center is a graphical user interface to configure various aspects of Unity. You can read more about the details on this package […]

How I fixed audio problem in Ubuntu 16.04 LTS desktop

by

In this post I am going to share how I fix audio problem in Ubuntu 16.04 LTS Desktop. A few months ago while listening some video I found the audio suddenly stopped working. It was quite surprising. The speaker was working fine but headphones were not working after connecting to audio jack. It is quite […]

gpg error the following signatures couldn’t be verified

by

The post explains the quick fix of problem stating “gpg error the following signatures couldn’t be verified”. This issue we encountered while installing a package with apt-get command on Ubuntu 14.04 LTS Server. GPG Error : How To Solve The given below is real error which we found on our server while installing haproxy package, […]