Linux

Hello, dear readers! If you've encountered a problem when updating your GitLab server from repositories, this post is for you. Especially if you face an error related to the need to perform updates through intermediate versions, like this:

gitlab preinstall: It seems you are upgrading from 16.1 to 16.4.
gitlab preinstall: It is required to upgrade to the latest 16.3.x version first before proceeding.
gitlab preinstall: Please follow the upgrade documentation at ]]>https://docs.gitlab.com/ee/update/index.html#upgrade-paths]]>

Such a situation means that you'll need to install updates in a strict sequence.

In this guide, we'll discuss how to do it correctly.

Looking for a smart way to repurpose your old Android device? Turn it into a state-of-the-art surveillance camera using ZoneMinder on Ubuntu Server 16.04. This step-by-step guide will unveil the secrets of this setup.

Are you struggling to manage and remove software on your Ubuntu system? You're in the right place. Learn how to efficiently uninstall packages using the APT package manager with this comprehensive guide.

Unlock Linux remote desktop access effortlessly using X2go, outpacing xrdp and x11vnc.

Benefits of X2go:

• ]]>X2go]]> utilizes SSH, negating vnc or rdp needs.
• Swift setup and connection.
• Optimal for multiple sessions

When it comes to purchasing SSL certificates, there's a common challenge—sometimes, the certificate chain is provided separately from the certificate itself. This separation can lead to compatibility issues, as many systems require the complete certificate chain to establish trust. In this guide, we'll show you how to seamlessly add a certificate chain to your SSL certificate using OpenSSL. Additionally, we'll demonstrate how to extract the certificate and private key from a PKCS12 certificate, making it a comprehensive resource for managing SSL certificates.

Hi there. I’m sure that many people have a question – how to forward ports on their routers, for make several internal HTTP or HTTPS services working on one external IP address. The question is mostly actual for home and small businesses. And the task can be solved with configuring a reverse proxy.

In that article I'll show you, how you can get a remote access to a Ubuntu computer. I mean remote desktop access, because I don't think you can have any questions with access to terminal, as I think ssh is well known to everyone.

I'll show how to get access with the hel p of VNC server and xrdp. Because if you want to make a connection from Windows computer, I think that VNC will work, to put it mildly, not so fast. Also youl need to install VNC client, if you will use simple VNC server, but there are situations when you cannot install additional software on computer, so we will configure everything so that you don't need to install anything. after the steps taken, you can 1) connect to your remote computer with clear VNC protocol; 2) connect to remote computer with RDP, and then from inside RDP session connect to desktop with VNC - that will allow you not to install additional client to computer from whitch you are connecting.

There is a single requirement to that scheme - you must have a real IP, or use VPN or SSH tunnel.

Today, I want to guide you through setting up a stellar solution for web developers on Ubuntu. This solution encompasses the Sublime text editor, an extension named Emmet to expedite HTML tag input, browser extensions, and programs like LiveReload that automatically refresh the page whenever you save a CSS or HTML file.

Hello fellow server enthusiasts! Today, I'd like to share a solution to a common request I often come across: setting up an email server to automatically add signatures to user emails. Specifically, we'll look at the Postfix SMTP server running on Ubuntu Server 16.04, and how to integrate signatures using altermime.

Creating a stable connection between various Linux systems is paramount for modern network specialists. Enter the world of IPIP tunneling, one of the most straightforward solutions available. In this guide, you'll uncover the nuances of setting up an IPIP tunnel on two popular Linux distributions: Ubuntu 16.04 and CentOS 7.