Calculating IP Block

The blog post provides an introduction to IP blocks, subnetting, and CIDR notation in computer networking, including step-by-step calculations and a subnetting cheat sheet. An IP address is a unique identifier for devices on a network. It allows devices to communicate with each other over the network. However, IP addresses are limited, and their availability

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Software Testing Types

Software testing is an essential part of the software development process. Software testing is a crucial step in the software development process, as it helps to ensure that a product is of high quality and meets the needs of the end user. Many different types of testing can be used to evaluate a product, each

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Overview of SDLC

The Systems Development Life Cycle (SDLC) helps organize and guide software development projects from start to finish. Here are six common SDLC models with their pros and cons: 1. Waterfall Model A linear and sequential approach where each stage depends on the completion of the previous one. Pros: Cons: 2. V-Shaped Model An extension of

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Email Server Components

Are you new to email servers and want to understand how they work? In this beginner’s guide, we’ll walk you through the main components of an email server and their roles in managing email communication. You’ll learn about the Mail Transfer Agent (MTA) that relays emails between servers, the Mail Delivery Agent (MDA) that delivers

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Authentication: Data and Systems Protection

Authentication is the process of verifying a user’s identity in order to grant them access to sensitive systems and data. There are many different methods of authentication, including Two-Factor Authentication (2FA) and Multi-Factor Authentication (MFA), which require the use of multiple factors to verify a user’s identity. 2FA involves the use of two different factors

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Android Mobile App Development Frameworks

Framework Programming Language Platform Support Performance UI Native Feature Access Offline Support Ionic HTML, CSS, JavaScript Android, iOS, Web Moderate Customizable, but may not look native Limited Yes React Native JavaScript Android, iOS, Web Good Can look native with customizations Good Yes Flutter Dart Android, iOS, Web Excellent Customizable, but may not look native Excellent

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Git Good: Basics of Git

What is Git? Git is a free and open-source version control system, created by Linus Torvalds in 2005. It allows multiple people to work on a project simultaneously without overwriting each other’s changes, maintaining a history of revisions. For a straightforward guide, check out this no-sh*t guide. How Git Works Here’s a basic overview of

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