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Boost NestJS App Performance: Essential Tips

This article tells you how to increase your Nestjs app performance. You can take this article as a checklist for your app performance improvement whether you are refactoring your app or creating a new one. Performance is a broader term that encompasses how well a system executes a task or set of tasks. here we will consider the factors below to measure performance. Response Time: The time taken…

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Managing APIs using Rx.js Observables

A comprehensive guide for managing, caching, transforming API data, handling errors, slowing down, and aborting API requests using Rx.js. Simple API Call API calls in Angular are handled in services, which represent a layer between UI components and the backend. Assuming you have an API that retrieves User data, you’d generate a service and create method that invokes the API. > ng g service…

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How to secure Node.js App in Production

As a web developer keeps evolving, ensuring the security of your Node.js application becomes critical. This detailed guide steps beyond elementary suggestions, offering a closer look at advanced security techniques for Node.js setups. 1. Operating Without Root Privileges: A Must-Do Running Node.js or any web server as a root user poses a significant security risk. A single exploit could grant…

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SOLID Principles in NestJS

NestJS is a powerful framework for building efficient and scalable server-side applications. Leveraging TypeScript and strong design patterns, it encourages developers to write clean, maintainable, and testable code. One way to achieve this is by applying SOLID principles. What are the SOLID Principles in NestJS? SOLID is an acronym for five design principles intended to make software designs…

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SOLID Principles in NestJS

NestJS is a powerful framework for building efficient and scalable server-side applications. Leveraging TypeScript and strong design patterns, it encourages developers to write clean, maintainable, and testable code. One way to achieve this is by applying SOLID principles. What are SOLID Principles? SOLID is an acronym for five design principles intended to make software designs more…

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How AI and Node.js Can Change Programming Forever

Revolutionize Your Code: How AI and Node.js Can Change Programming Forever Introduction Programming is an essential part of modern society, and its potential for growth is immense. With the advent of new technologies, such as AI and Node.js, programming has expanded its capabilities and integrated with other technologies. Use Cases of AI and Node.js in Programming AI and Node.js have numerous…

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NestJS & Google OAuth2 with Passport

NestJS is a popular framework for building scalable and maintainable server-side applications using TypeScript. It provides a solid foundation for developing Node.js applications with a modular architecture and a focus on dependency injection. Passport is a flexible authentication middleware for Node.js that is often used in conjunction with frameworks like NestJS. It provides a simple and…

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SaaS Model

The SaaS (Software as a Service) model is a cloud computing model in which software applications are provided as a service over the Internet. In this model, users can access and use the software applications through a web browser or a thin client without the need for installation or maintenance of the software on their local devices.Here are some key characteristics of the SaaS model:Centralized…

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Middleware in Node JS

Middleware refers to a mechanism that allows you to add extra functionality or processing to the request-response cycle of an application. It sits between the server receiving a request and the final route handler, enabling you to perform tasks such as request preprocessing, authentication, logging, error handling, and more. Middleware functions have access to the request (req) and response…

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File Upload in Node JS

Install Multer: Open your terminal and navigate to your project’s directory. Run the following command to install Multer via npm: npm install multer Set up the Multer middleware: In your Node.js application file (e.g., app.js or index.js), require the necessary dependencies: const express = require('express'); const multer = require('multer'); const app = express(); Configure Multer: Define…

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Angular Material in Angular applications

To use Angular Material in your Angular application, you need to follow these steps: Step 1: Install Angular Material and Angular CDK Install Angular Material and Angular CDK by running the following command in your terminal: npm install @angular/material @angular/cdk Step 2: Import the required modules In your Angular module (e.g., app.module.ts), import the necessary Angular Material…

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Implement single sign-on (SSO) login using Firebase in Angular

Step 1: Set up your Firebase project Create a new Firebase project or use an existing one at the Firebase console (https://console.firebase.google.com/). Enable the authentication provider you want to use for SSO (e.g., Google, Facebook, etc.) in the Firebase console. Step 2: Install Firebase SDK and AngularFire Install Firebase and AngularFire packages using npm code npm install firebase…

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Search Engine Optimization (SEO)

Search Engine Optimization (SEO) is a crucial aspect of digital marketing for any website, including those built with WordPress. Here are some tips for optimizing your WordPress site for SEO: Use an SEO-Friendly Theme: Choose a theme that is optimized for SEO. It should be responsive, fast-loading, and well-structured. Avoid using themes with too many images, ads, or widgets that can slow down…

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Best Practices for Secure Software Development

Secure software development is critical to protecting sensitive data and ensuring the safety of users. Here are some best practices to consider when building secure software: Follow the principle of least privilege: This principle states that a user or process should have only the minimum level of access necessary to perform its job. By implementing this principle, you can minimize the potential…

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Machine Learning

Machine learning is a rapidly growing field that involves developing algorithms and models that can learn from data and make predictions or decisions based on that learning. It has applications in a wide range of industries, from healthcare to finance to entertainment. At its core, machine learning involves three main components: data, algorithms, and models. Data is the raw information that the…