3) curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - 这个命令是从Docker官方网站下载一个GPG密钥,然后使用sudo权限将密钥添加到本地系统的APT密钥环中。密钥是用于验证从Docker下载的软件包的完整性和真实性的一种安全方式。在密钥添加到APT密钥环之后,系统就能够验证从Docker下载...
You're unlikely to only install NextCloud, since there are many useful applications available as Docker images. It is best for all such applications to be installed next to each other. There are two best practices to consider: All applications installed with Docker are stored in/path/to/docker...
To begin, let’s installDockerusing the followingcurl command, which will download and run a shell script that will add the Docker repository to our system and install the package. curl -fsSL https://get.docker.com | sh Install Docker in Linux Next, use thesystemctl commandto start the m...
1. Docker Images: It is a collection of files like libraries, binaries, and other dependencies just needed to run the application. These files in the Docker image are read-only and hence the content of the image cannot be altered. 2. Docker Containers: The docker images are read-only and...
sudoaptinstallapt-transport-https ca-certificatescurlsoftware-properties-common Copy Then add the GPG key for the official Docker repository to your system: curl-fsSLhttps://download.docker.com/linux/ubuntu/gpg|sudoapt-keyadd- Copy Add the Docker repository to APT sources: ...
2. Install the necessary dependencies We'll next install the required dependencies with the command: sudo apt-get install apt-transport-https ca-certificates curl gnupg lsb-release -y 3. Install Docker Finally, update apt and install Docker with the following commands: ...
I'm trying to install chrome in a docker container. I execute: RUN apt-get install -y wget RUN wget -q https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb RUN dpkg -i google-chrome-stable_current_amd64.deb # problem here RUN apt -f install -y The problem ...
# install -m 0755 -d /etc/apt/keyrings # curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg # chmod a+r /etc/apt/keyrings/docker.gpg Then, add Docker’s APT repository to the APT source. ...
To get started with the installation of Docker, log in to your Ubuntu 20.04 LTS and first update the package lists as shown: $ sudo apt update Next, install the dependencies that are required by Docker to function as expected: $ sudo apt install apt-transport-https ca-certificates curl gnu...
Next, install a few prerequisite packages which letaptuse packages over HTTPS: sudo apt install apt-transport-https ca-certificates curl gnupg2 software-properties-common Then add the GPG key for the official Docker repository to your system: ...