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David Cao

David is a Cloud & DevOps Enthusiast. He has years of experience as a Linux engineer. He had working experience in AMD, EMC. He likes Linux, Python, bash, and more. He is a technical blogger and a Software Engineer. He enjoys sharing his learning and contributing to open-source.

Red Hat has recently announced significant updates to its flagship operating system. It has several key enhancements, focusing on containerization, system management, and storage solutions. These improvements include: Containerized Future: Both versions natively incorporate Podman for managing Linux containers, with enhanced automation and web console improvements. This includes automated actions for failed container health checks, …

Read More about Red Hat Enterprise Linux (RHEL) versions 9.3 and 8.9 released

Introduction If you’re new to Linux or have recently switched to it, you may have been overwhelmed by the vast array of commands you can use within it. These commands have a different syntax than those you might be used to in Windows or Mac systems; however, once you have an understanding of how they …

Read More about Unlock the Secrets of Linux: Your Ultimate Guide to Mastering Commands

Welcome to the Linux Daily News – November 10, 2023. This is your go-to source for all the latest updates, tips, and developments in the world of Linux. Whether you’re a seasoned system administrator, a developer, or a Linux enthusiast, we’ve got something for you. Let’s dive into the top stories making headlines today. Fedora …

Read More about Linux Daily News – 2023/11/10

I was tasked with setting up an NFS server to share files among multiple client systems. After the successful installation and configuration of the NFS server, I went ahead to mount the shared directory on a client system. However, I encountered an error message: “mount.nfs: No such file or directory”. Here is the troubleshooting process …

Read More about Troubleshooting Checklist for “mount.nfs: No such file or directory” Error

5 Best Linux Distributions in 2023 – XDA Developers have compiled a list of the best Linux distributions available in 2023. The article is aimed at users considering a switch from mainstream operating systems like MacOS, Windows, or ChromeOS to Linux. It discusses the strengths and unique features of each distribution, helping users to make an …

Read More about Linux Daily News 2023-11-8

Compress directory with tar command in Linux To compress a directory in Linux, you can use the tar command to create an archive and then compress it with gzip. Here’s how you can do it step by step: 1. Open a terminal window. 2. Navigate to the directory that contains the folder you want to …

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A compelling cover letter can significantly boost your chances of landing a Linux administration job. According to a ResumeLab study, a personalized cover letter makes you more likely to secure an interview, even if your resume isn’t the strongest. Here are four key strategies to ensure your cover letter stands out: Tailor to the Job …

Read More about 4 Key Approaches to Create an Impressive Cover Letter for a Linux Administrator Role

nmcli is a command-line client for NetworkManager, which is a system network service that manages network devices and connections, primarily for Linux-based operating systems. nmcli provides a way to display network status, manage network connections, and control the NetworkManager daemon, all from the command line. Here’s a brief overview of nmcli and how to use …

Read More about how to configure network with nmcli command in Linux

As the sun sets on CentOS Linux with its End-of-Life (EOL) approaching on June 30th, 2024, many businesses and tech professionals are deliberating their next steps. In a recent online discussion, users shared their insights and experiences, shedding light on potential operating system replacements for CentOS. AlmaLinux Emerges as a Strong Contender AlmaLinux seems to …

Read More about CentOS End-of-Life: What is The Best Alternative?

Canonical’s Utkarsh Gupta announced in an email sent to the Ubuntu developer mailing list that Ubuntu 24.04 is now open for development and revealed that the codename for this version is “Noble Numbat.” We are pleased to announce that Noble Numbat is now open for development. Automatic synchronization has been enabled and will run shortly. …

Read More about Ubuntu 24.04 ‘Noble Numbat’: Key Updates and Expected Features