Upgrading Ubuntu, do-release-upgrade vs upgrade

It depends on which ubuntu version you have and upgrade to? Let’s see difference first : do-release-upgrade – will upgrade to next release from version installed. Example use this to upgrade from 14.04.5 LTS to 16.04.1 LTS upgrade – upgrade will install/upgrade to latest versions of all installed packages.

Installing Zip and Unzip on Ubuntu

To install Zip and Unzip by using the apt-get install command, perform the following steps. Enter the following command to download the package lists from the repositories and update them: Enter the following commands to install Zip and Unzip: To verify whether Zip and Unzip are installed correctly, run the following commands:

Installing cURL on Ubuntu

Steps to install cURL by using the apt-get install command on Ubuntu Enter the following command to download the package lists from the repositories and update them: Enter the following command to install cURL: To verify that cURL is running correctly, enter this command:

Installing the OpenJDK Java environment on Ubuntu

To install the OpenJDK Java environment for Ubuntu by using the apt-get install command, perform the following steps. To make openjdk-8 available to the APT environment, perform the following steps: Enter the following command to add the Personal Package Archive (PPA) for Java SE Development Kit 8: Enter the following command to download the package lists from … Read more

Installing OpenSSH on Ubuntu

Steps to install OpenSSH by using the apt-get install command. Enter the following command to download the package lists from the repositories and update them: Enter the following command to install the OpenSSH server: To check the version of OpenSSH that is running, enter the following command: