Introduction: To set up the CPU service monitor on Nagios, you’ll need to follow these general steps. CPU checks CPU usage, load averages, or other performance metrics on the server, and if the process is high, it gives an alert to the Nagois server. Prerequisite 1. Server root login credentials.… Continue Reading HOW TO SET UP THE CPU SERVICE MONITOR ON NAGIOS

Introduction: Swap space, an extension of physical memory, enables instances to manage memory resources efficiently, preventing performance degradation in situations of high demand. This guide outlines the steps to add swap space to an Amazon EC2 instance Step 1: Connect to EC2 Instance. Step 2: Before adding a swap, check… Continue Reading How do to add a swap space to an EC2 instance?

Introduction A collection is a grouping of MongoDB documents. Documents within a collection can have different fields. A collection is the equivalent of a table in a relational database system. A collection exists within a single database Prerequisites Implementation Step 1: SSH the server where the Mongo database is running $ ssh user@IP… Continue Reading How to clear the data from a Mongo DB collection

Introduction:To set up MongoDB to auto-restart, you can use system-level services and configuration MongoDB files. Prerequisite: 1. Server root login credentials. Step 1: Log in to your Ubuntu or Centos server as a user with sudo privileges. You can use SSH or directly access the server. $ ssh root@Ip Step… Continue Reading How to auto-restart MongoDB

Introduction: Logical Volume Management (LVM) is a disk management system that allows you to manage disk space using the concepts of logical volumes, physical volumes, and volume groups. It offers flexibility and scalability, enabling dynamic allocation and reallocation of storage in a more efficient manner. Setting up LVM on Ubuntu… Continue Reading How to set up LVM on Ubuntu 20.04?

Introduction: Material UI is a popular React UI framework that provides pre-designed components and styling guidelines to build responsive user interfaces. Installation: npm install @mui/material @mui/icons-material Use the below components to Design a Responsive Mode:

INTRODUCTION:React Native is an open-source framework for building mobile applications using JavaScript and React. it is developed by Facebook in 2015 , it is used to create mobile applications in both ios and android using one codebase BasicKnowledge:We need to know basics of HTML,CSS,JS,React JsWe uses node version INSTALLATION AND… Continue Reading STEPS TO CREATE A REACT NATIVE PROJECT

IntroductionGitHub is an online software development platform. It’s used for storing, tracking, and collaborating on software projects. It makes it easy for developers to share code files and collaborate with fellow developers on open-source projects Prerequisites Implementation Step 1: Access GitHub.com on the browser and  navigate to the main page… Continue Reading How to add repository secrets in GitHub

Search Function in React JS to display List with filtered items To add a search function for a list in a React Component, we can follow these steps:1. Create a new state variable to hold the search query. 2. Update the map function that renders the table rows to filter… Continue Reading Search Function in React JS to display List with filtered items

Introduction SSL is the standard technology for securing an internet connection by encrypting data sent between a website and a browser (or between two servers). It prevents hackers from seeing or stealing any information transferred, including personal or financial data Prerequisites Implementation Step 1: Log in to the Plesk Panel as… Continue Reading How to set up SSL (Let’s Encrypt) for a Plesk mail server