You can compress a whole directory using xz and tar by using the following command: tar -cJf directory.tar.xz directory/ This command will create a compressed archive called directory.tar.xz of the entire directory directory. Here’s a breakdown of the options used in the command: -c: create a new archive. -J: filter the archive through xz. -f: … Read more
In Linux, you can use the command-line utility “xclip” to copy a file to the clipboard. Here’s an example of how to copy a file called “file.txt” to the clipboard: xclip -sel clip < file.txt This command uses the xclip utility to copy the contents of the file “file.txt” to the clipboard. The “-sel” option … Read more
You can check the SHA1 hash of a file on Linux, FreeBSD, and Unix by using the sha1sum command. The sha1sum command calculates and verifies SHA1 message digests. Here are some examples of how to use the sha1sum command: To check the SHA1 hash of a file, use the following command and replace file.txt with … Read more
OpenSSH is a popular implementation of the SSH protocol that can be used to remotely access and manage an Alpine Linux server, including inside a Docker container. You can install OpenSSH server on Alpine Linux using the package manager apk. Here’s an example of how to install OpenSSH server on Alpine Linux: Update package list: … Read more
You can check the status of a ZFS storage pool on Linux/Unix by using the zpool command. Here are some common options for checking the status of a ZFS storage pool: zpool list: This command will show you the status of all available ZFS storage pools on the system, including the pool name, size, used, … Read more
FFmpeg is a powerful multimedia framework that can be used to process video and audio files. NVIDIA GPU acceleration allows FFmpeg to use the power of NVIDIA GPUs to accelerate video processing tasks. Here is an example of how to install FFmpeg with NVIDIA GPU acceleration on Linux: Install NVIDIA drivers: Before installing FFmpeg, you … Read more
You can find the NVIDIA CUDA version by using the nvidia-smi command in the terminal. The nvidia-smi command provides information about the NVIDIA GPU(s) installed on the system, including the CUDA version. The command to check CUDA version is: nvidia-smi –query-gpu=driver_version –format=csv You can also check the CUDA version by running the nvcc command which … Read more
OpenSSH is a popular implementation of the SSH protocol that can be used to remotely access and manage a FreeBSD server. You can install and upgrade OpenSSH server on FreeBSD using the package manager pkg. Here’s an example of how to install and upgrade OpenSSH server on FreeBSD: Install OpenSSH server: To install OpenSSH server, … Read more
Setting up an ssh public key for password-less authentication on FreeBSD involves the following steps: Generate an ssh key pair on your local machine, if you don’t have one already. ssh-keygen -t rsa Copy the public key to the remote server. ssh-copy-id user@remote-server Configure the remote server to allow password-less authentication by editing the ssh … Read more
Shellcheck is a static analysis tool for shell scripts. You can install Shellcheck on Alpine Linux using the package manager apk. Here’s an example of how to install Shellcheck on Alpine Linux: Update package list: Before installing Shellcheck, you should first update your package list by running the command: apk update Install Shellcheck: Once your … Read more