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Open Source Articles
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Difference Between Xfce and GNOME
Xfce and GNOME are two popular desktop environments for Linux and other open-source operating systems. While both provide a graphical user interface (GUI) to interact with the system, there are numerous variations between Xfce and GNOME in terms of design philosophy, user interface, resource utilization, and customization choices. Read this article to find out more about Xfce and GNOME and how they are different from each other. What is Xfce? Xfce is a small, open-source desktop environment popular on Linux and other Unix-like operating systems. It is designed to be fast, effective, and simple to use, making it a good ...
Read MoreHow to Deploy WordPress Instance on Kubernetes?
Introduction Kubernetes is a powerful, open-source container orchestration system that makes it easy to deploy, scale, and manage containerized applications. It automates the deployment, scaling, and management of containerized applications across multiple hosts. On the other hand, WordPress is the most popular content management system for building websites and blogs. It's free open-source software that allows users to create a website or blog without knowing how to code. Setting up a Kubernetes Cluster An Overview of Setting up a Kubernetes Cluster using Tools like Minikube or Google Kubernetes Engine (GKE) Deploying WordPress on Kubernetes requires setting up a ...
Read MoreCreate Your Own ‘Web Browser’ and ‘Desktop Recorder’ Applications Using PyGobject
PyGobject is a Python module that allows you to develop GUI applications in Python using the Gtk+ toolkit. With PyGobject, you can create rich, interactive applications that run on Linux, macOS, and Windows. In this blog post, we'll walk you through the process of creating two applications using PyGobject − a web browser and a desktop recorder. Creating a Web Browser To create a web browser using PyGobject, we'll need to use the Gtk+ webkit library, which provides a web browser engine that can be embedded into a Gtk+ application. Here are the steps to create a web browser − ...
Read MoreTimers in JMeter
Introduction Apache JMeter is an open-source software testing tool used primarily for load testing web applications, but its scope is not limited to web testing. It's a versatile tool that supports various types of tests, including functional, database, and more. One key feature of JMeter that ensures more realistic load testing scenarios is the use of 'Timers'. This article provides an in-depth look at Timers in JMeter and how they can enhance your performance testing. What Are JMeter Timers? In a load testing scenario, sending requests to the server without any pause can be unrealistic because real users don't continuously ...
Read MoreApache Interview Questions for Beginners and Intermediates
Introduction Apache is one of the most popular open-source web servers in the world. It is used by millions of websites to serve web pages and applications to users across the globe. Apache is cross-platform and can run on Linux, Unix, Windows, and other operating systems. Its popularity and flexibility have made it a standard tool for web developers and system administrators worldwide. This article will help readers gain a solid understanding of Apache and its capabilities, making them more confident in working with this powerful tool and answer Interview Questions easily. Apache Basics What is Apache? Apache is a ...
Read MoreHow to Install and Configure Hive with High Availability?
Hive is an open-source data warehousing framework built on top of Apache Hadoop. It allows users to query large datasets stored in Hadoop using a SQL-like language called HiveQL. Hive provides an interface for data analysts and developers to work with Hadoop without having to write complex MapReduce jobs. In this article, we will discuss how to install and configure Hive with high availability. High availability (HA) is a critical requirement for any production system. HA ensures that system is always available, even in event of hardware or software failures. In context of Hive, HA means that Hive server is ...
Read MoreHow to Add an Empty Directory in Git
Git is a popular version control system that enables you to manage your source code, track changes, and collaborate with others. It also helps you keep a record of every change made to your codebase, including the creation of new directories. However, sometimes you may need to add an empty directory to your Git repository, which may seem challenging at first glance. In this article, we will explore how to add an empty directory in Git. What is an Empty Directory in Git? Before we dive into the process of adding an empty directory in Git, let's first understand what ...
Read MoreBash trap Command Explained
Bash is a powerful shell used in Linux systems for executing commands and managing processes. trap command in Bash is a useful tool for handling signals and errors that can occur during script execution. In this article, we'll explain what Bash trap command is, how it works, and give some examples of how you can use it. What is Bash Trap Command? The Bash trap command is a mechanism that allows you to handle signals and errors that can occur during script execution. Signals are software interrupts that are sent to a process to notify it of an event, such ...
Read MoreMS Office Alternatives
What is MS Office? Microsoft developed the Microsoft Office suite in 1988. The suite consists of various applications which are as follows − MS Word MS Excel MS PowerPoint MS OneNote MS Outlook MS Access These tools are used to make presentations, forms, tables, etc. Currently, MS Office 2016 version is being used for all purposes. Cost of MS Office The cost of MS Office Home and Business 2021 is Rs. 27, 999. Why there is a need for MS Office Alternatives? MS Office suite includes a lot of useful applications but the cost is very high for ...
Read MoreBash wait Command with Examples
Introduction The Bash shell is one of most widely used shells in Unix/Linux environment. One of its most useful commands is wait command. In this article, we will explore Bash wait command and its usage with examples. What is Bash wait Command? The wait command is a built-in Bash shell command that waits for termination of a background process. This means that Bash shell will pause execution until specified process has completed. Usage of Bash wait Command The basic syntax of wait command is as follows − wait [n] Here, 'n' is process ID of background process that we ...
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