智能运维
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How to Install Nvidia Drivers on Fedora
Introduction Keeping your GPU drivers up to date ensures system running smoothly and at peak performance. Since Fedora doesn't come with the proprietary Nvidia drivers already installed, administrato…
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How to Enable SSH on VMware ESXi
Introduction Remote access to ESXi hosts is a must for maintaining and managing a VMware environment. Accessing ESXi shell is possible via SSH, for example, by using PuTTy as a Secure Shell client. H…
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How to Resolve the "Temporary failure in name resolution" Error
Introduction The "Temporary failure in name resolution" error occurs when the system cannot translate a website name into an IP address. While the error sometimes appears due to a lost internet conne…
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How to Install Nvidia Drivers on Debian
Introduction Nvidia GPUs (Graphics Processing Units) have a wide variety of uses, from gaming, 3D rendering, and visualization, to cryptocurrency mining and machine learning. Keeping the drivers for …
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How to Rename a Directory in Linux
Introduction Renaming a directory is one of the most basic tasks you will perform on any operating system. The Linux terminal offers several different ways to rename directories using commands and sc…
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What is SSH?
Introduction When accessing a computer over a network, system administrators need a secure connection to hide from malicious cyber-attacks, such as password-sniffing. As large networks have security …
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What Is a Pretty Hostname and How to Set It Up
Introduction A hostname is the name of a computer system within a network. A pretty hostname avoids most of the limitations of other hostname types, giving users more freedom when naming their system…
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How to Install PuTTY on Mac
Introduction PuTTY is an open-source SSH and Telnet client initially developed for Windows and later ported to macOS. The client allows users to connect remotely to a computer and securely transfer f…
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DNS Record Types Explained
Introduction DNS records or zone files store information about domains. They consist of a series of text files written in the DNS syntax and are stored on DNS servers. In this tutorial, we take you t…
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How to Install PuTTY on Ubuntu
Introduction PuTTY was developed for Windows as an open-source SSH and Telnet client, available outside Windows as well. Since it is open source, it has gained popularity among Linux users as well. P…