You can use the dpkg command to list all installed packages on an Ubuntu or Debian system. The following command will produce a list of all installed packages and their versions: dpkg –list You can also use the apt list command to list the installed packages and their versions, as well as the status of … Read more
By default, Alpine Linux uses the Ash shell, which is a lightweight and efficient shell. However, if you prefer to use the Bash shell, you can install it by running the following command: apk add bash This will download and install the Bash shell package from the Alpine Linux package repository. After installation, you can … Read more
Here are the steps to install denyhosts on Ubuntu 18.04 LTS: Install the required dependencies: sudo apt-get update sudo apt-get install python Download the latest version of denyhosts from the official website: wget http://downloads.sourceforge.net/project/denyhosts/denyhosts/2.10/DenyHosts-2.10.tar.gz Extract the tar archive: tar xvf DenyHosts-2.10.tar.gz Change to the extracted directory: cd DenyHosts-2.10 Install denyhosts: sudo python setup.py install Copy … Read more
This error message is indicating that the PHP function curl_init() is not defined, which likely means that the cURL extension is not installed or enabled in your PHP configuration. To resolve this issue, you need to install and enable the cURL extension for PHP. Here are the steps for installing the cURL extension on Ubuntu/Debian: … Read more
To open port 22 (the default SSH port) for incoming traffic using ufw on Ubuntu/Debian Linux, use the following command: sudo ufw allow 22/tcp You can verify that the port is open by checking the status of ufw: sudo ufw status You should see output similar to the following, indicating that port 22 is open … Read more
To rename an LXD/LXC container, use the following command: lxc move <old-name> <new-name> Where <old-name> is the current name of the container and <new-name> is the desired new name. Make sure that the new name is not already in use by another container.
To install wget on a Debian or Ubuntu Linux system, you can use the apt-get package manager. Here’s how to install wget: Update the package list: sudo apt-get update Install wget: sudo apt-get install wget Verify the installation by checking the version of wget: wget –version Now, wget is installed on your Debian or Ubuntu … Read more
To delete or remove a MySQL or MariaDB user account on Linux or Unix, you can use the DROP USER command. Here’s how to delete a MySQL or MariaDB user account: Connect to the MySQL or MariaDB database as a user with sufficient privileges: mysql -u <username> -p where <username> is the name of the … Read more
To clone an existing KVM virtual machine image on Linux, you can use the virt-clone tool. The virt-clone tool allows you to clone a virtual machine by creating a new virtual machine based on the configuration and disk image of an existing virtual machine. Here’s how to clone an existing KVM virtual machine: Install the … Read more
The proposed repository in Ubuntu is a repository that contains packages that are in the process of being tested for release. To enable the proposed repository on Ubuntu, you can follow these steps: Open the /etc/apt/sources.list file: sudo nano /etc/apt/sources.list Add the line below to the file, depending on the version of Ubuntu you are … Read more