Digital signatures are an essential aspect of document security. They ensure that the document hasn't been altered and that it comes from a trusted source. Digital signatures are widely used in business, legal, and government settings, but they're also useful for personal documents. However, if you're a Linux user, you may have struggled to find a good solution for digitally signing documents. In this article, we'll show you how to digitally sign documents in Linux using ONLYOFFICE Desktop Editors. What is a digital signature and how does it work? A digital signature is a mathematical technique used to verify the ... Read More

MySQL is one of the most popular relational database management systems in use today, and running it on Kubernetes can provide a highly scalable and flexible solution for managing your database workload. In this guide, we will walk you through the process of deploying MySQL on Kubernetes, from setting up a Kubernetes cluster to creating a MySQL deployment, adding persistent storage, and exposing the deployment with a service. We will be using YAML files to define our Kubernetes resources, and we will also provide detailed explanations and examples of each step along the way. Whether you're new to Kubernetes or ... Read More

Creating a video sharing website can be a daunting task, but with the right tools, it can be a fun and rewarding experience. CumulusClips is a popular video sharing script that allows you to create your own video sharing website. In this article, we will walk you through the process of setting up a CumulusClips-based video sharing website on a Linux server. What is CumulusClips? CumulusClips is an open-source video sharing script that is written in PHP and uses MySQL as the backend database. It provides a user-friendly interface that allows you to upload and share videos with others. With ... Read More

Plogger is a free, open-source photo gallery platform that allows you to create your own online photo gallery albums. With Plogger, you can easily upload and organize your photos, customize your gallery's look and feel, and share your photos with others. In this tutorial, we'll walk you through the process of installing Plogger, customizing your gallery, and adding photos to it. We'll also show you some additional customization options that you can use to further customize your gallery. Prerequisites Before we begin, you will need the following − A web server with PHP 5.3 or higher and MySQL 5.0 ... Read More

Graphical User Interface (GUI) applications have become an essential part of modern software development. GUIs provide a visually appealing and user-friendly interface for users to interact with the application. In Linux, PyGObject is a powerful tool for developing GUI applications using the GObject introspection library. PyGObject is a Python module that provides bindings for GObject-based libraries, including GTK, GStreamer, and others. In this article, we will discuss how to create more advanced GUI applications using PyGObject in Linux. What is PyGObject? GObject is a fundamental object system used by GTK, GStreamer, and other libraries to create object-oriented software in C. ... Read More

In this tutorial, we will be setting up a shared directory on a Samba Active Directory Domain Controller (AD DC) and mapping it to Windows and Linux clients. This will allow users to access and share files between their computers easily and securely. Samba is an open-source software suite that provides file and print services on various operating systems, including Windows and Linux. Active Directory (AD) is a directory service developed by Microsoft, which is used to manage and authenticate network resources. Combining Samba and AD creates a powerful and flexible file-sharing solution for organizations of all sizes. Prerequisites Before ... Read More

CPU utilization is an important factor that determines the performance of a system. When there are multiple processes running on a system, the CPU can become overloaded, which can lead to slow system performance or even crashes. To avoid this, it is essential to control and limit the CPU utilization of individual processes. CPUTool is a command-line tool that enables you to limit and control CPU utilization of any process running on a Linux system. It works by setting the CPU affinity and priority of the process, allowing you to allocate a specific percentage of the CPU's processing power to ... Read More

Cpustat is a command-line utility for monitoring CPU utilization by running processes in Linux. It allows users to view the amount of CPU time being used by individual processes and groups of processes, providing insights into how system resources are being utilized. With Cpustat, users can identify processes that are consuming too much CPU time and take action to optimize system performance. Installing Cpustat Cpustat is available for most Linux distributions and can be installed using the package manager. On Debian/Ubuntu, use the following command to install − sudo apt-get install cpustat On Fedora/CentOS, use the following command − ... Read More

Are you looking to configure a Squid Proxy Server with restricted access and set up clients to use the proxy? Look no further! In this article, I will guide you through the steps to configure Squid Proxy Server and set up clients to use the proxy. What is Squid Proxy Server? Squid Proxy Server is a popular open-source proxy server that can be used to improve network performance and security by caching and filtering web content. It can also be used to control access to the internet, allowing you to block or allow specific websites or categories of websites. Installing ... Read More

Collectd is a popular system statistics collection daemon that gathers and reports on a variety of system performance metrics such as CPU usage, memory usage, disk usage, and network traffic, to name a few. It is widely used to monitor systems and applications in real-time and helps to identify bottlenecks and performance issues. In this article, we will guide you through the process of configuring Collectd as a central monitoring server for clients, which allows you to collect and analyze data from multiple systems on a single server. Prerequisites Before we dive into configuring Collectd, you will need the following ... Read More