Forem: akpvt

Draw high quality illustrations - using ai

akpvt — Sat, 07 Dec 2024 03:47:58 +0000

A venn diagram connecting people, process and technology using
https://napkin.ai

"Napkin turns your text into visuals so sharing your ideas is quick and effective."

AI, RAG and Vector Databases

akpvt — Fri, 06 Dec 2024 21:23:29 +0000

If you want to use AI with RAG then go through these resources:

A great langchain RAG tutorial video from @pixegami

https://www.youtube.com/watch?v=tcqEUSNCn8I
- accompanying github repo: https://github.com/pixegami/langchain-rag-tutorial

The front end for Vector Databases. Works with most of the vector databases such as Pinecone, Chroma, Q
https://vectoradmin.com/

https://www.pinecone.io/

Build knowledgeable AI
With its vector database at the core, Pinecone is the leading knowledge platform for building accurate, secure, and scalable AI applications.

https://www.trychroma.com/

Chroma is the open-source AI application database. Batteries included.

https://qdrant.tech/

High-Performance Vector Search at Scale
Powering the next generation of AI applications with advanced, open-source vector similarity search technology.

https://weaviate.io/

The AI-native database for a new generation of software
Bring intuitive AI-native applications to life with less hallucination, data leakage, and vendor lock-in with the open source vector database developers love.

CMS: Payload CMS

akpvt — Sat, 02 Nov 2024 22:27:08 +0000

Payload CMS has a great list of Fields that you need...

https://payloadcms.com/docs/fields/overview

Server Side Rendering - SSR (Javascript)

akpvt — Sat, 19 Oct 2024 15:33:23 +0000

Based on the search results, here's a summary of what server-side rendering (SSR) is:

Server-side rendering is a web development technique where the server generates the full HTML content of a web page before sending it to the client's browser.

Traditional server-side technologies (like PHP, Python with Django/Flask) also render pages on the server, the term "SSR" is typically used in the context of JavaScript frameworks that can render on both client and server [3]. SSR can improve Core Web Vitals scores, particularly metrics like First Contentful Paint (FCP) and Largest Contentful Paint (LCP) [1][4].

*Key points about SSR include:
*

The server executes JavaScript code and renders the page content, including fetching data and generating HTML, before sending it to the browser [1][2].
It's different from client-side rendering (CSR), where the browser generates the HTML content after receiving raw data from the server [2].
SSR can lead to faster initial page load times because the browser receives a fully rendered page, rather than waiting for JavaScript to execute and generate content [1][2].
It improves SEO because search engine crawlers can more easily index the fully rendered content [1][2].
SSR is beneficial for content-heavy websites, sites prioritizing SEO, and when catering to users with slow internet connections [1][2].
It can enhance performance by reducing the workload on the client's browser, especially for JavaScript-heavy single-page applications [3][4].
SSR is often used with modern JavaScript frameworks like React, Angular, and Vue.js to mitigate performance issues associated with client-side rendering [2].

In essence, server-side rendering aims to provide a faster initial page load, better SEO, and improved performance, especially for complex web applications.

Citations:
[1] https://prismic.io/blog/what-is-ssr
[2] https://cloudinary.com/guides/automatic-image-cropping/server-side-rendering-benefits-use-cases-and-best-practices
[3] https://www.reddit.com/r/Frontend/comments/vjok9v/what_is_server_side_rendering/
[4] https://www.debugbear.com/blog/server-side-rendering
[5] https://www.sanity.io/glossary/server-side-rendering
[6] https://www.educative.io/answers/what-is-server-side-rendering
[7] https://nextjs.org/docs/pages/building-your-application/rendering/server-side-rendering
[8] https://rubyroidlabs.com/blog/2024/06/why-you-should-use-reactjs-for-your-development/

Next.js + NestJS: modern architecture for web apps

akpvt — Sat, 19 Oct 2024 15:00:40 +0000

Building web applications using Next.js for the frontend and NestJS for the backend API, with PostgreSQL as the database, is indeed a robust and modern architecture. This approach offers several benefits compared to other combinations like React with Express.js. Here's an overview of the benefits and comparisons:

Benefits of Next.js + NestJS + PostgreSQL Architecture:

TypeScript Support:
Both Next.js and NestJS have excellent TypeScript support[1][2]. This allows for type safety across the entire stack, reducing runtime errors and improving developer productivity.
Server-Side Rendering (SSR) and Static Site Generation (SSG):
Next.js provides built-in SSR and SSG capabilities[1], which can significantly improve SEO and initial page load times. This is more challenging to achieve with a traditional React + Express setup.
Modular and Scalable Backend:
NestJS offers a modular architecture that promotes code reusability and maintainability[2][3]. Its dependency injection system and decorators make it easier to organize complex backend logic compared to Express.js.
Performance:
Next.js includes features like automatic code splitting and optimized performance out of the box[1]. NestJS is designed for building efficient server-side applications[2].
Developer Experience:
Both frameworks provide excellent developer experiences with features like hot module replacement (HMR) in Next.js and a CLI for generating boilerplate code in NestJS[2].
Database Integration:
NestJS has robust support for various databases, including PostgreSQL, through TypeORM or Sequelize[2][3]. This makes database operations more straightforward and type-safe.

Comparison with React + Express.js:

TypeScript Integration:
While React and Express can use TypeScript, Next.js and NestJS are built with TypeScript in mind, offering better out-of-the-box support.
Server-Side Rendering:
Implementing SSR with React and Express requires more manual setup, whereas Next.js provides this functionality by default.
API Development:
NestJS provides a more structured approach to API development compared to Express, with built-in support for decorators, pipes, and guards[2][3].
Scalability:
The modular architecture of NestJS makes it easier to scale large applications compared to Express, which can become harder to manage as the application grows[2].
Learning Curve:
While the Next.js + NestJS stack might have a steeper initial learning curve, especially for developers new to TypeScript or decorators, it can lead to more maintainable and scalable applications in the long run.
Community and Ecosystem:
Express has a larger community and ecosystem due to its longevity. However, both Next.js and NestJS are rapidly growing in popularity and have active communities[1][2].

In conclusion, the Next.js + NestJS + PostgreSQL architecture offers a powerful, type-safe, and scalable solution for building modern web applications. It provides better performance, maintainability, and developer experience compared to traditional React + Express setups, especially for larger, more complex applications. However, the choice ultimately depends on the specific requirements of your project and the expertise of your development team.

Citations:
[1] https://www.upsqode.com/blog/nextjs-vs-nestjs/
[2] https://nomadicsoft.io/servnext-js-vs-nest-js-difference-between-next-js-and-nestjs/
[3] https://www.solutelabs.com/blog/next-js-vs-nest-js
[4] https://www.linkedin.com/pulse/building-full-stack-typescript-application-deep-dive-sammartino
[5] https://www.technoexponent.com/blog/react-next-and-node-nest-js-why-are-these-best-for-your-web-app-development/
[6] https://www.reddit.com/r/nextjs/comments/12bhymm/why_nextjs_for_backend_over_express_or_nestjs/
[7] https://dev.to/yakovlev_alexey/creating-a-project-with-nestjs-nextjs-3i1i
[8] https://themobilereality.com/blog/advantages-and-disadvantages-of-nestjs

React and Express for Javascript/Node web projects

akpvt — Sat, 19 Oct 2024 11:07:09 +0000

see https://dev.to/akpvt/nextjs-and-express-for-javascriptnode-web-projects-2gg0 for Next.js front end web architecture

When using Node.js for a web project with Next.js, the REST API is typically developed as a separate backend service. Here's an overview of how this is commonly structured and what frameworks can be used:

Backend REST API Development:

The backend API is usually developed as a separate Node.js application, independent of the Next.js frontend. Common frameworks for building REST APIs in Node.js include:

Express.js: A minimal and flexible Node.js web application framework[1][2][4].
Fastify: A high-performance web framework for Node.js.
Koa: A lightweight web framework designed by the team behind Express.
NestJS: A progressive Node.js framework for building efficient and scalable server-side applications.
Hapi: A rich framework for building applications and services.

API Structure:

The API typically follows RESTful principles, including:

Using HTTP methods (GET, POST, PUT, DELETE, etc.) appropriately[1][2].
Structuring routes logically (e.g., /users, /users/:id)[1][2].
Implementing proper error handling and status codes[1][3].
Utilizing middleware for common tasks like authentication, logging, etc.

Database Integration:

The API often interacts with a database. Popular choices include:

MongoDB with Mongoose ORM
PostgreSQL with Sequelize or TypeORM
MySQL with Sequelize

Authentication:

Implement authentication mechanisms like JWT (JSON Web Tokens) for securing API endpoints[1].

API Documentation:

Use tools like Swagger or OpenAPI for documenting your API endpoints[3].

Next.js Integration:

In your Next.js application, you can interact with your REST API in several ways:

Client-side: Using fetch or libraries like axios in useEffect hooks or event handlers.
Server-side: Using getServerSideProps or getStaticProps to fetch data from your API during server-side rendering or static generation.
API Routes: Next.js allows you to create API routes within your Next.js project, which can act as a proxy to your main backend API or handle simple requests directly.

Environment Configuration:

Use environment variables to manage different configurations for development and production environments.

Deployment:

The backend API and Next.js frontend are typically deployed separately:

Backend API: Can be deployed to platforms like Heroku, DigitalOcean, AWS, or Google Cloud.
Next.js Frontend: Can be deployed to Vercel (optimized for Next.js), Netlify, or other static hosting services.

Best Practices:

Follow RESTful conventions for endpoint naming and HTTP method usage[1][2].
Implement proper error handling and use appropriate HTTP status codes[1][3].
Use middleware for cross-cutting concerns like logging, authentication, and error handling[1].
Implement rate limiting to prevent abuse of your API[3].
Use caching strategies to improve performance[3].

By separating the backend API from the Next.js frontend, you create a more scalable and maintainable architecture. This separation allows for independent scaling and deployment of the frontend and backend, and makes it easier to potentially reuse the API for other clients (mobile apps, other web frontends, etc.) in the future.

Citations:
[1] https://www.toptal.com/nodejs/secure-rest-api-in-nodejs
[2] https://apidog.com/blog/how-to-create-a-rest-api-with-node-js-and-express/
[3] https://blog.risingstack.com/10-best-practices-for-writing-node-js-rest-apis/
[4] https://blog.postman.com/how-to-create-a-rest-api-with-node-js-and-express/
[5] https://www.moesif.com/blog/api-monetization/api-strategy/REST-API-with-node-.-js/
[6] https://www.geeksforgeeks.org/what-is-rest-api-in-node-js/
[7] https://www.tutorialspoint.com/nodejs/nodejs_restful_api.htm
[8] https://nodejs.org/api/https.html

Next.js and Express for Javascript/Node web projects

akpvt — Sat, 19 Oct 2024 11:02:14 +0000

See https://dev.to/akpvt/react-and-express-for-javascriptnode-web-projects-525o for React and Express.js web architecture.

Backend REST API Development:

The backend API is usually developed as a separate Node.js application, independent of the Next.js frontend. Common frameworks for building REST APIs in Node.js include:

Express.js: A minimal and flexible Node.js web application framework[1][2][4].
Fastify: A high-performance web framework for Node.js.
Koa: A lightweight web framework designed by the team behind Express.
NestJS: A progressive Node.js framework for building efficient and scalable server-side applications.
Hapi: A rich framework for building applications and services.

API Structure:

The API typically follows RESTful principles, including:

Using HTTP methods (GET, POST, PUT, DELETE, etc.) appropriately[1][2].
Structuring routes logically (e.g., /users, /users/:id)[1][2].
Implementing proper error handling and status codes[1][3].
Utilizing middleware for common tasks like authentication, logging, etc.

Database Integration:

The API often interacts with a database. Popular choices include:

MongoDB with Mongoose ORM
PostgreSQL with Sequelize or TypeORM
MySQL with Sequelize

Authentication:

Implement authentication mechanisms like JWT (JSON Web Tokens) for securing API endpoints[1].

API Documentation:

Use tools like Swagger or OpenAPI for documenting your API endpoints[3].

Next.js Integration:

In your Next.js application, you can interact with your REST API in several ways:

Client-side: Using fetch or libraries like axios in useEffect hooks or event handlers.
Server-side: Using getServerSideProps or getStaticProps to fetch data from your API during server-side rendering or static generation.
API Routes: Next.js allows you to create API routes within your Next.js project, which can act as a proxy to your main backend API or handle simple requests directly.

Environment Configuration:

Use environment variables to manage different configurations for development and production environments.

Deployment:

The backend API and Next.js frontend are typically deployed separately:

Backend API: Can be deployed to platforms like Heroku, DigitalOcean, AWS, or Google Cloud.
Next.js Frontend: Can be deployed to Vercel (optimized for Next.js), Netlify, or other static hosting services.

Best Practices:

Follow RESTful conventions for endpoint naming and HTTP method usage[1][2].
Implement proper error handling and use appropriate HTTP status codes[1][3].
Use middleware for cross-cutting concerns like logging, authentication, and error handling[1].
Implement rate limiting to prevent abuse of your API[3].
Use caching strategies to improve performance[3].

Compare files/data

akpvt — Sat, 20 Jul 2024 01:54:58 +0000

Comparing SHA checksums of large JSON files can be a quick and efficient way to check if they are identical, but it has some limitations when it comes to identifying specific differences between the files.

If comparing JSON files, even if they are semantically same json objects, the order of the keys and their corresponding values would give different checksums using simple shasum. For comparing JSON files, Jsum could be used.

see this https://github.com/fraunhoferfokus/JSum

Low or NoCode Integrations

akpvt — Thu, 25 Apr 2024 12:55:14 +0000

Integrations

https://n8n.io/ has a good set of integrations

Make is another good Product/service

Here is a comparison between n8n and Make: https://n8n.io/vs/make/

Make information on Capterra:
https://www.capterra.com/p/154278/Integromat/

References:

MongoDB to Google Sheets
- [Video] https://www.youtube.com/watch?v=qX7vnsAaOo8

best editor to work with the data - visidata

akpvt — Mon, 08 Apr 2024 15:50:51 +0000

If you ever work with data files (comma separated - CSV, Tab separated - TSV, Text, etc.), then you should try VisiData. It is a "Terminal" based tool that make a lot of data review and management operations super easy and fun to use.

Check out VisiData at: https://www.visidata.org

VisiData Resources:

VisiData cheat sheet with some useful commands: https://jsvine.github.io/visidata-cheat-sheet/downloads/visidata-cheat-sheet.en.letter.pdf
A nice VisiData Tutorial: https://jsvine.github.io/intro-to-visidata

Text mining on the command line

https://towardsdatascience.com/text-mining-on-the-command-line-8ee88648476f

Javascript Modules

akpvt — Sun, 16 Apr 2023 01:23:47 +0000

Informational article about Javascript module system called Universal Module Definition (UMD)

https://jameshfisher.com/2020/10/04/what-are-umd-modules/

Knowledge base or documentation site builder

akpvt — Sat, 15 Apr 2023 13:34:20 +0000

Use https://nextra.site/

Uses Markdown (.md files). You can write all your content in Markdown
Easy way to organize pages and folders
Full-text search, zero-config needed.
Static site built with simple set of tools
Uses Next.js

Sites using this tool for their documentation:

https://developer.gsmtasks.com/ developer documentation site for https://gsmtasks.com
https://www.promptingguide.ai/

Installation/Getting Started:

git clone https://github.com/shuding/nextra-docs-template
cd nextra-docs-template
npm install
npm run dev
go to your site on your local at http://localhost:3000/

made one simple update to the /pages/index.mdx to link to my dev.to profile. See the screenshot of the documentation site built under 2mins from the git repo mentioned in step #1 above!

Happy Documentation site building!