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Linux is a type of operating system that is used in many computers that acts as a common platform between hardware and software applications. It is not only implemented in computers but also in mobile phones, laptops, and tab. Linux OS can be installed and used for free as it comes under Open source. The Linux System Administrator is a position in Information Technology (IT) companies in the backend to maintain and install the Linux operating system in different computers for the workflow of the respective organization. So certain requirements of the Linux System administrator are needed and are discussed ... Read More
Real time is a system in which a deadline is given and the work has to be completed within the time. If this task is not accomplished within the given time, then there can be a huge loss. There is an operating system called RTOS which can be expanded to Real Time Operating System. The aim of designing this operating system is to manage the time constraints to complete a task or a project. Real time systems can be divided into hard real time systems and soft real time systems. In this article, we will discuss the difference between a ... Read More
Interrupts are the signals in the computer due to which activities of a CPU come to a halt temporarily. When an interrupt occurs, CPU concentrates on those activities which should be given priority. These interrupts are advantageous as more important events can be executed and then preference is given to other activities. Interrupts are of many types and in this article, we will discuss the difference between hardware interrupt and software interrupt. What is Hardware Interrupt? Any type of hardware can be responsible for causing the hardware interrupt. An example can be a failure of a hardware. The reason behind ... Read More
In CSS, there are times when you want to stretch a child div out over its parent div, thanks to some specific characteristics of the given content. In CSS, this is usually counterproductive since a div that is larger than its parent is going to get clipped, but certain properties can be amended for it to work. Making Child div Wider than Parent div This can mainly be done in two ways, the use of the overflow property and the change of position properties. Step 1 - Use of Oveflow: This scenario wouldn’t be ... Read More
Introduction Node.js is trending as an environment where different efficient and logical applications are executed at the moment. One of them is extending modern JS syntax, for example, classes, which makes OOP in Node.js more possible to use and improve. Scroll down to learn what a class is in Node.js, how one can be defined, how methods can/must be added, subclass/superclass in Node.js, and some uses of classes in Node.js. What is a Class in Node.js? A class is a blueprint of objects that have certain characteristics and behaviors or actions. Classes were introduced in ECMAScript 2015 ( ES6) as ... Read More
In this article we will discuss about functional and non-functional requirements in the software development life cycle (SDLC). There are various requirements in the software development life cycle like business requirements, user requirements, transition requirements and solution requirements. There are two types of solution requirements: functional requirements and non functional requirements. Non-functional requirements are also known as quality attributes. What are Functional Requirements?Functional requirements are features and functions of the system. These features define what software must do to satisfy user conditions. We develop these features as a software. For example, if you want to build a app then these are ... Read More
Git is a fast, scalable, distributed revision control system with an unusually rich command set that provides both high-level operations and full access to internals. Here is a step-by-step guide with examples that explains how you can push your code to GitHub using Git Bash, with creating repository to updating the code and pushing the changes back to GitHub using Git Bash.1. Install Git Bash Download Git Bash from the official Git website. Run the installer and follow the setup instructions. Once installed, open Git Bash by ... Read More
Having the latest Node.js and NPM is crucial as developers get to have access to the new features, security fixes, and improved performance. In those tools, you need to learn the following general steps in order to update them quickly This is the simplest guide to update those two tools. Why Update Node.js and NPM? Here are some reasons why you should update Node.js and NPM − Access New Features: Every one or two updates, new features and improvements make their ways into the software. Improved Security: Updates patch and other vulnerabilities in the environment so as to remove ... Read More
In this article, we will style the label for the radio button which is currently selected. CSS also allows you to eliminate the default radio button and style the selected and unselected states of the labels. This will be accomplished with the help of the :checked pseudo class. Additionally adjacent sibling selectors will be used to achieve this effect. Styling the Selected Label of a Radio Button To begin with, we set the display property of the original circular radio button to none and it disappears from view. Next, we apply default styles to the label elements for unselected ... Read More
Since ES6, JavaScript has a standardized way in terms of using the import statement in your project to include modules. Originally Node.js was using require() to import a module but with the update it is also imported ES6 import. This article will explain how to use ES6 import in Node.js, why it is important, and what constitutes good practice. Why Use ES6 Imports in Node.js? The following are some key reasons why you should use ES6 imports in Node.js − Modern Syntax: import is even better than require() to import modules because it is clean ... Read More