Disable SELinux on CentOS 7 / RHEL 7 / Fedora Linux

I need to disable SELinux on CentOS 7. How can I disable SELinux from the command line over ssh based session?
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How to install LAMP on Debian 10 (Buster)

How do I install a LAMP stack on Debian 10 (Buster)?
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How to delete a UFW firewall rule on Ubuntu / Debian Linux

How do I remove and delete a UFW firewall rule running on Ubuntu or Debian Linux?
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Debian 10 Set Up OpenVPN Server In 5 Minutes

I am a new Debian Linux 10 server user. How do I set up an OpenVPN Server on Debian Linux version 10 server to shield my browsing activity from bad guys on public Wi-Fi, and more?
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How to change hostname on Debian 10 Linux

How do I change the hostname of a Debian Linux 10 “Buster” operating system permanently using the command line tools?
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How to upgrade Debian 9 to Debian 10 Buster using the CLI

I have Debian 9.x installed on AWS EC2. How do I upgrade Debian 9 Stretch to Debian 10 Buster using the apt command/apt-get command CLI? How can I upgrade Debian 9 to Debian 10 using ssh client?
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Fedora Linux install vnstat network traffic monitor

How do I install vnstat network traffic monitor on Fedora Linux system to monitor my hourly, daily, weekly, and monthly bandwidth usage?
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How to check CPU temperature in OpenSUSE Linux

How do I check CPU temperature in OpenSUSE Linux using a command line and GUI tools on my Thinkpad laptop?
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How do I force delete a directory in Linux?

I am trying to delete a directory in Linux using the rmdir dir1 command. But, I am getting an error that read as follows:
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Raspberry PI 4 Released – Complete specs and pricing

A new version of the Raspberry PI 4 model has been released, and it is incredible update over the older model. A few years ago, I got Raspberry Pi 3 . It was my first 64-bit ARM board. It came with a 64-bit CPU. Here are the complete specs for an updated 64-bit credit card size Raspberry PI 4 desktop computer level of performance.
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