Kcode
Hey everyone! :) My name is Kos. I am a webdev with over 7 years of experience, primarily working with JS. Join me to watch me learn new languages live, work on side projects and occasionally play some games(mostly RPGs).
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