web-dev

NestJS: Process high-load tasks using Queues

I'll teach you how to use Queues to process tasks that require a lot of computing time.

Read
web-dev

NestJS: Webhook transmitter (send event to other urls)

What if a 3rd-service accepts only one webhook URL? In that case we can transmit webhook event to any other endpoint.

Read
web-dev

NestJS: Custom validator for checking relationship with Mongo model

Build custom class-validator decorator in NestJS to ensure that provided ID in any DTO exists in Mongo database.

Read
infrastructure

Cron jobs in multi-server setup (AWS)

The article is about how to manage cron jobs in multi-server setup

Read
infrastructure

Syncing PostgreSQL tables with ElasticSearch using Docker

Let's talk about how to sync data between PostgreSQL and ElasticSearch easily (or not).

Read
web-dev

Connect Stripe to your web application

Today I want to share with you some of my thoughts about integrating Stripe into a web application.

Read

Simple neural network using JavaScript

Today, I am going to tell you how to build a simple neural network with JavaScript without using any AI frameworks.

Read