Kcode

Practice Channels, Goroutines, Tests And Learn How To Debug Race Conditions. Chat App Example.

How I choose what to learn? Why I chose Go over Rust? JavaScript developer perspective.

NestJS Clean Architecture: Dependency Inversion & Module Composition. Why And How To Apply.

SSE vs WebSocket Performance Test With Compression. Is The Trade Off Worth It?

SSE vs WebSocket Performance: Surprising Results Using 100 bytes to 50KB Message Tests

How Server-Sent Events + HTTP/1.1 Can Break Your Real-Time Features

Intro to Server-Sent Events (SSE) - NestJS Tutorial 2025

Intro to WebSockets in NestJS: Real-Time Chat, Rooms, Broadcasting & Direct Messaging

NestJS Kafka quick start | docker-compose setup + Kafdrop UI

Liskov Substitution Principle - Real world example with Strategy pattern | SOLID

Dependency Inversion Principle - Real world example with Adapter and Factory patterns | SOLID

Open Closed Principle - Real world example with Factory and Strategy patterns | SOLID

Single Responsibility Principle in NestJS by example in 10min | SOLID

Nodejs/Nestjs Profiling with Grafana & Prometheus - Complete Setup Tutorial

Neo4j Correlation by example. Stackoverflow DB. part#7.

Neo4j Graph Traversal and more Aggregation practice on Stackoverflow DB. part#6.

Neo4j Aggregation by example. Stackoverflow database. part#5

Neo4j Merge clause. Create/Match combined(Upsert functionality). part#4

Neo4j Create clause by example. part#3

Nestjs | GraphQL | Neo4j Recommendations #2 - how to query data. Making first recommendations

Neo4j Match clause by example. Generating recommendations. part#2

Advanced GraphQL - Testing Subscriptions Union type in Nestjs . gql-sub#4

Advanced GraphQL - Union Type and ResolveField via Nestjs and Subscription. gql-sub#3

Advanced GraphQL - Subscriptions Integration testing. gql-sub#2

Nestjs | GraphQL | Neo4j Recommendations #1 - connect database, basic CRUD

Neo4j Docker quick start

Neo4j download and install. part#1

Push notifications via NestJS | GraphQL | Subscriptions | Websockets | Redis. gql-sub#1

Nodejs docker app. Enable hot reload and debugger.

Nest.js GraphQL quick start