Category : Linux

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https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-ub..

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How to use duplicity and duplicity-backup to create automated server backups to Amazon Web Services S3. https://jpkarlsven.com/posts/2-backup-your-linux-vps-to..

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FAI is a non-interactive system to install, customize and manage Linux systems and software configurations on computers as well as virtual machines and chroot environments, from small networks to large-scale infrastructures like clusters and cloud environments. It’s a tool for unattended mass deployment of Linux. You can take one or more virgin PC’s, turn on ..

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To Change the SSH Port for Your Linux Server Connect to your server via SSH . Switch to the root user . Run the following command: vi /etc/ssh/sshd_config Locate the following line: # Port 22 Remove # and change 22 to your desired port number. Restart the ssh service by running the following command:

..

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If you have root access, you can ftp (or sftp) from one server directly to the other. Or you could log into server1 and run rsync from cmd line like this:

  replace ‘/var/www/html’ with your folder path and replace ‘192.168.0.100’ with your server2 ..

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HHVM is an open-source virtual machine designed for executing programs written in Hackand PHP. HHVM uses a just-in-time (JIT) compilation approach to achieve superior performance while maintaining the development flexibility that PHP provides. HHVM runs much of the world’s existing PHP. Developers and hosts are adopting HHVM.Rather than directly interpret or compile PHP code directly ..

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Repo Installation Open up a SSH connection to your server and run the following commands (make sure you run as sudo if you need to): For CentOS 7 (including EPEL install) 1 2 3 wget http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-5.noarch.rpm wget http://rpms.famillecollet.com/enterprise/remi-release-7.rpm rpm -Uvh remi-release-7*.rpm epel-release-7*.rpm If you already have EPEL installed: 1 2 wget http://rpms.famillecollet.com/enterprise/remi-release-7.rpm rpm -Uvh remi-release-7*.rpm ..

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If you just need to find large files, you can use find with the -size option. Additionally you can use sort command to sort the output.The next command will list all files larger than 10MiB (MB is not same as MiB):

If you want to find files between a certain size, you can combine ..

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There are two ways (in common use) of denoting orders of magnitude to make large numbers easier to read, first you can use a power of 10.

Or powers of two

Using these series as a base we arrive at the numbers 1000 and 1024 (10³ and 2¹⁰) for a kilo. There are ..

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