This guide is split into two sections: 1) how to install AWS CLI via the command line and 2) how to update AWS CLI via the command line. It explains how to do this for Linux, Windows, and macOS. To update the AWS CLI via the command line, run the...
I just wanted to share a fix for the annoying SSH error you get on older versions of Linux. I got this error when connecting to a Centos 6.9 x64 vanilla installation. The fix for “no matching host key type found” when SSH-ing to a CentOS server is to explicitly...
Linux, renowned for its flexibility and power, offers a variety of text editors for both novice and experienced users. Among these, Vi, Nano, and Vim stand out as the most popular choices. Each boasts a unique history, strengths, and weaknesses, leading to a spirited debate about which reigns supreme. Editor...
Secure Shell (SSH) is an essential way to connect to a remote server securely. SSH provides secure remote access to computers and servers. Whether you’re a system administrator, a developer, or just someone who values online privacy, understanding SSH is crucial. This article will introduce you to SSH and explore...
SSH is a cryptographic network protocol that enables secure communication between two networked devices. It is primarily used for remote administration, file transfers, and other network services that require a high degree of security. Purpose: Components: By default, SSH servers listen for incoming connections on TCP port 22. However, this...
There are many different ways to SSH to an instance hosted on AWS. The best way to connect depends on your configuration, whether you connect over a VPN or via AWS systems manager (SSM). We will discuss all the popular methods of connecting and explain in detail how each method...
How to Install GitLab CE on Ubuntu 22.04: A Step-by-Step Guide Need to Install Gitlab on Ubuntu 24.04 – Click here for the updated procedure GitLab Community Edition (CE) is a powerful, open-source DevOps platform that enables DevOps teams to collaborate, manage code, and streamline their software development lifecycle. It...
Running a Linux system requires clean file management. Whether you are clearing logs or removing old builds, knowing the right command prevents data loss and server downtime. In our testing on modern distributions like Ubuntu 24.04 and RHEL 9, we found that simple mistakes in file removal cause more recovery...
In Ubuntu and other Linux-based operating systems, the root user is the superuser account. It possesses unrestricted privileges to perform any action on the system. For security purposes, Ubuntu takes a unique approach: by default, the root account is not enabled with a password for direct login. This design decision...
Linux is a very popular operating system created by Linus Torvalds in 1991. Linux distributions have come a long way since then, and now there are literally hundreds of different versions of Linux available. They all run off a modified version of the Linux Kernel, so they look and feel...
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