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In this response, we'll compare NestJS and ExpressJS, two popular Node.js frameworks, focusing on their architectures, features, and use cases to help you understand which one might be better suited for your projects.The Big PictureImagine you need to build a house. ExpressJS is like having a set of basic tools: a hammer, nails, and wood. You can build a house, but you have to design and constru..

NestJS is a progressive Node.js framework for building efficient, reliable, and scalable server-side applications.The Big PictureThink of NestJS as a well-organized toolkit for building the backend of web applications. It's like having a well-structured blueprint for constructing a house, where every part has a specific place and function, ensuring everything fits together seamlessly.Core Concep..

요약Prisma는 Node.js와 TypeScript 애플리케이션을 위한 현대적인 ORM(Object-Relational Mapping) 도구로, 데이터베이스 상호작용을 단순화하고 타입 안전성을 극대화합니다. 주요 구성요소인 Prisma Client, Prisma Schema, Prisma Migrate를 통해 직관적인 데이터 모델링, 타입 안전 쿼리, 자동화된 마이그레이션을 제공합니다. PostgreSQL, MySQL, SQLite, SQL Server, MongoDB 등 다양한 데이터베이스를 지원하며, 스키마 중심 접근방식으로 개발 워크플로우를 개선합니다.Prisma ORM이 뭔가요? 🤔여러분이 도서관에서 책을 찾는 과정을 상상해보세요.일반적인 방법: 직접 서가를 돌아다니며 책을 찾기 (Raw SQ..

Creating an API with Next.js that connects to an RDBMS in AWS and is packaged to deploy on an AWS EC2 instance involves several steps, including setting up the project, connecting to the database, and deploying the application.The Big PictureImagine you’re building a vending machine (your Next.js API) that needs to connect to a warehouse (your RDBMS in AWS) to check stock and prices. Once the ve..

리눅스 서버를 운영하다 보면 '방화벽'이라는 단어를 꼭 만나게 되죠? 마치 건물의 보안 요원처럼, 우리 서버로 들어오고 나가는 네트워크 트래픽을 통제해서 보안을 책임지는 아주 중요한 녀석인데요. 예전에는 iptables라는 친구를 많이 썼는데, 설정이 좀 복잡하고 어려워서 초보자들에겐 살짝 부담스러웠답니다. 😅 그래서 등장한 것이 바로 Firewalld! 오늘은 이 Firewalld가 무엇이고 어떻게 우리를 편하게 해주는지 쉽고 재미있게 알아볼까요?등장 배경과거 리눅스 방화벽의 대표 주자는 iptables였습니다. 강력한 기능을 제공했지만, 규칙(rule)을 하나하나 세세하게 설정해야 했고, 문법도 복잡했죠. 특히, 규칙을 변경할 때마다 방화벽 서비스를 재시작해야 하는 경우가 많아서 서비스 중단 없이 ..

포트 열기명령어: firewalld에서 포트를 열려면 다음 명령어를 사용합니다:sudo firewall-cmd --add-port={포트번호}/tcp --permanent # --permanent 옵션은 방화벽 규칙을 영구적으로 적용합니다.예시: 여러 응용 프로그램에서 일반적으로 사용되는 여러 포트를 열기:sudo firewall-cmd --add-port=8080/tcp --permanent # 일반적인 대체 HTTP 포트sudo firewall-cmd --add-port=3306/tcp --permanent # MySQL/MariaDBsudo firewall-cmd --add-port=1521/tcp --permanent # Oracle# 기타 포트들을 계속 열기sudo firewall-cmd --a..

Like a master chef preparing a gourmet meal, Coolify PaaS orchestrates the complex ingredients of deployment into a seamless, delicious experience for developers.The Big PictureCoolify PaaS (Platform as a Service) is like a well-organized kitchen for developers. Just as a kitchen provides all the necessary tools and appliances for a chef to create culinary masterpieces, Coolify PaaS offers a com..

Today, let’s explore Coolify PaaS, a solution that acts much like a skilled personal assistant—taking care of complex tasks so you can focus on what truly matters. Just as a personal assistant keeps your schedules organized and tasks on track, Coolify PaaS streamlines the process of deploying, managing, and scaling web applications.1. What is Coolify PaaS? 🤔Coolify is a Platform as a Service (P..

The virtual DOM improves performance by minimizing direct updates to the real DOM, making updates more efficient and reducing the computational load on the browser.The Big PictureImagine you are organizing a large stack of papers. If you had to update each piece of paper individually, it would be time-consuming and tedious. Instead, you create a checklist of changes to make and then apply all ch..

In this response, I'll guide you through creating a simple React component that displays a message passed as a prop, breaking down each step with an analogy to make the process clear and understandable.The Big PictureImagine you're building a small sign that can display different messages. The message on the sign can be changed by providing a new message. In React, we create components to build ..