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Introduction to Software Development Life Cycle In the world of software development, understanding the Software Development Life Cycle (SDLC) is crucial. The SDLC is a systematic process used by software developers to design, develop, and test high-quality software. This guide aims to demystify the complexities of the SDLC, from its… Continue Reading Demystifying the Software Development Life Cycle: A Comprehensive Guide

BUTTON The Button component in React Native serves as a basic UI element for triggering actions or events when pressed. It provides developers with a simple and consistent way to incorporate user interactions into their applications. PROGRAM: import React from ‘react;import { View, Button, Alert } from ‘react-native’;const SampleButton =… Continue Reading REACT NATIVE USER INTERFACE

Variables Python does not have a particular syntax or command for creating or declaring variable. A variable is created at the moment we assign a value to it. Ex: x=4 Here variable ‘x’ is assigned with value 4 and is considered integer. x=”John” Here variable x is assigned string value.… Continue Reading Python – Variables and Operators

Introduction : File Transfer Protocol (FTP): File Transfer Protocol (FTP) is a standard network protocol for file exchange between clients and servers. Operating on a client-server model, FTP can’t have built-in encryption, making data susceptible to security risks. Despite its simplicity and widespread use, FTP may not be ideal for… Continue Reading How to connect FTP and SFTP via Terminal and Filezilla

In Node.Js applications, we can perform email functionality with the use of “nodemailer” library. Nodemailer:It is a comprehensive email module for Node.js, which makes it easy to send emails from your Node.js application. It supports HTML content, attachments, different transport methods (like SMTP, sendmail, etc.), and more. Transporter:Transporter is an… Continue Reading Email Functionality in Node.Js Application:

What is GraphQL?       GraphQL is a query language for APIs. It was developed by Facebook as a solution to fetch data more efficiently. Why GraphQL:     The Problems with REST In REST APIs, each endpoint will return a specific payload of JSON data. Even if we only need certain fields, it… Continue Reading GraphQL Basics

Introduction: Monitoring memory cache utilization is crucial for maintaining optimal system performance and resource utilization in your IT infrastructure. Nagios, a powerful monitoring system, allows you to track various metrics, including memory cache usage. Prerequisite: Server root login credentials. Step 1: Log in to the Ubuntu or Centos server as… Continue Reading How to set up the custom memory cache monitor on Nagios and clear the memory cache with cronjob?

Testing:It is the process of executing and evaluating the software, whether it meets the customer’s expectations or not. Who does?QA – Quality Assurance member also called as Software tester. Skills required:-Need to be a stickler for details.-Not afraid to critique.-Strong communication skills.-High analytical thinking and concentration.-In-depth domain knowledge.-Love to solve… Continue Reading Quality Assurance: The Gatekeepers of Software Excellence

What is React Native? 1)React Native is an open-source framework for building mobile applications using JavaScript and React. 2) It allows developers to use React, a popular JavaScript library for building user interfaces, to create native mobile applications for iOS and Android platforms. What is the Use of the React… Continue Reading React Native