智能运维
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How to Disable or Turn Off SELinux on CentOS 7
Introduction SELinux is a mandatory access control (MAC) enforcer built into the Linux kernel. It limits the privileges of individual services whose vulnerabilities might be a threat to the system. C…
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How to List Installed Packages on CentOS with Yum or RPM
Introduction Managing a CentOS operating system often means knowing the software packages that are installed. This list can be used for rolling out software updates, rebuilding an operating system, o…
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How to Import and Export MySQL Databases in Linux
Introduction MySQL is a popular Linux-based database program. As a database, MySQL is a versatile application. It can be used for something as simple as a product database, or as complex as a WordPre…
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How to Enable SSH on Ubuntu 18.04
Introduction When establishing a remote connection between a client and a server, a primary concern is ensuring security. For Linux users, the best practice of accessing and managing your server remo…
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How to Install Apache Web Server on CentOS 7
Introduction Apache is a Linux application for running web servers. It is part of the LAMP stack – a package of applications that form the basis for most web technology. LAMP stands for Linux, Apache…
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How to Create a Sudo User on Debian
Introduction Sudo stands for superuser do. It is a command used in Unix-like systems that allows a regular user to temporarily execute a program with root privileges. This option gives you administra…
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Linux Ping Command Tutorial with Examples
Introduction Most Linux users are familiar with the ping command and know how to use it in its basic form. However, there are many additional ping options and variations. In this guide, we will walk …
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How to Start, Stop, or Restart Apache Server on Ubuntu
Introduction Apache is part of the popular LAMP (Linux, Apache, MySQL, PHP) stack of software. It is included with the latest version of Ubuntu 18.04 by default. This guide will show you how to start…
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7 Ways to Reduce Server Response Time
Introduction Reducing server response time should be a primary goal of website owners and SEO experts. Investing resources in creating a website is a waste of time if it loads slow and people abandon…
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How to List Users in Linux, List all Users Command
Introduction Linux OS is unique because of its multi-user characteristic allowing multiple users on one system, at the same time. However, tracking all users is essential. In this article, earn multi…