Forem: Djamware Tutorial

Master Async Programming in Python (2026)

Djamware Tutorial — Tue, 05 May 2026 11:59:11 +0000

Learn asyncio + aiohttp with real-world examples:

Concurrent tasks
Async HTTP requests
API aggregation
Performance tips

HTML5 Deep Dive: Modern APIs, Semantic Markup & Best Practices (2026)

Djamware Tutorial — Mon, 04 May 2026 12:37:08 +0000

HTML5 isn’t just about markup anymore—it’s a powerful platform for building modern web applications without relying heavily on external libraries.

In this tutorial, we explore:

Semantic HTML for better structure, SEO, and accessibility
Built-in APIs like Geolocation, Web Storage, Drag & Drop, and Canvas
Native form validation and input types
Performance best practices (lazy loading, defer, DOM optimization)
A real-world mini dashboard example

Whether you're a beginner or an experienced developer, this guide will help you write cleaner, faster, and more maintainable HTML.

👉 Read the full tutorial:
https://www.djamware.com/post/html5-deep-dive-modern-apis-semantic-markup-best-practices-2026

Real-Time AI Text Summarization in Go with Streaming GPT Responses

Djamware Tutorial — Fri, 01 May 2026 12:44:21 +0000

If you're building AI apps, streaming is no longer optional.

Users expect:

Instant feedback
Progressive results
ChatGPT-like experience

In this tutorial, you’ll learn how to:

Build a Go API using Gin
Stream AI responses with Server-Sent Events (SSE)
Integrate GPT for real-time summarization
Create a simple frontend that renders output live

💡 Why streaming matters:
It improves perceived performance by sending tokens as they are generated instead of waiting for the full response

👉 Full tutorial:
https://www.djamware.com/post/real-time-ai-text-summarization-in-go-with-streaming-gpt-responses

Secure JavaScript: OWASP + Common Vulnerabilities

Djamware Tutorial — Mon, 27 Apr 2026 11:44:06 +0000

Security should be part of development from day one—not an afterthought.

I’ve just published a complete guide covering how JavaScript developers can avoid common vulnerabilities and build safer applications using OWASP recommendations.

Topics include:

XSS prevention
CSRF protection
JWT security
Secure password hashing
npm dependency auditing
Content Security Policy
Security headers
Input validation
Rate limiting
Environment variable protection

Perfect for frontend and backend developers working with Node.js, React, Vue, Angular, and Express.

Read the full article here:
https://www.djamware.com/post/secure-javascript-owasp-common-vulnerabilities

Happy coding and stay secure 🚀

Building Your First Neural Network in Rust with Burn

Djamware Tutorial — Thu, 23 Apr 2026 11:39:01 +0000

Most machine learning tutorials start with Python. This one starts with Rust.

In this guide, we explore how to use Burn to build a simple neural network from scratch for binary classification.

You’ll learn:

Why Burn is a great choice for Rust-native deep learning
How to define model layers with LinearConfig
Why init(device) matters in newer Burn versions
How forward propagation works with ReLU activation
How to prepare for full training with optimizers like Adam and SGD

If you're exploring production-ready ML systems in Rust, this is a great place to begin.

Read the full tutorial:
https://www.djamware.com/post/building-your-first-neural-network-in-rust-with-burn

Set Up ESLint and Prettier in a Vue 3 Project for Clean Code

Djamware Tutorial — Tue, 21 Apr 2026 11:57:40 +0000

This tutorial covers how to use ESLint and Prettier together in a Vue 3 + Vite project to keep your code clean, readable, and team-friendly.

Topics covered:

Vue 3 project setup
ESLint flat config
Prettier integration
VS Code auto-format on save
Team best practices for consistent code standards

If you want a more professional Vue workflow, this setup is essential.

Read the full guide:
https://www.djamware.com/post/set-up-eslint-and-prettier-in-a-vue-3-project-for-clean-code

Building Reactive Microservices with Quarkus + Mutiny

Djamware Tutorial — Thu, 16 Apr 2026 11:48:08 +0000

In this guide, we build a reactive product microservice using Quarkus and Mutiny with:

Uni for async single results
Multi for streams
RESTEasy Reactive
SSE streaming
non-blocking API design

A practical tutorial for Java backend developers who want to build modern cloud-native services.

Read the full article:
https://www.djamware.com/post/building-reactive-microservices-with-quarkus-mutiny

React Responsive Design with CSS Grid and Media Queries

Djamware Tutorial — Mon, 13 Apr 2026 11:36:37 +0000

Learn how to build mobile-first responsive layouts in React using:

CSS Grid
media queries
adaptive sidebars
responsive cards
auto-fit + minmax()
fluid typography with clamp()

A practical tutorial for building modern dashboards and admin UIs.

Read the full guide:
https://www.djamware.com/post/react-responsive-design-with-css-grid-and-media-queries-build-mobile-first-layouts

How to Build a URL Shortener in Java with Spring Boot and MongoDB

Djamware Tutorial — Wed, 08 Apr 2026 11:34:53 +0000

Just published a new step-by-step tutorial on Djamware.

In this guide, we build a TinyURL-style backend project using:

Java 21
Spring Boot
MongoDB
REST API
URL redirection
click analytics

A great real-world project for learning backend development and system design fundamentals.

🔗 Full tutorial: How to Build a URL Shortener in Java with Spring Boot and MongoDB

Would love feedback from fellow Java and Spring Boot developers!

Angular 21 HttpClient Tutorial: Consume REST API with Modern Best Practices

Djamware Tutorial — Mon, 06 Apr 2026 14:00:36 +0000

I just updated my long-running Angular HttpClient tutorial for Angular 21.

This guide covers:

standalone components
Signals
provideHttpClient()
functional interceptors
loading/error states
modern @if and @for syntax

It’s a full step-by-step tutorial with working examples and production-ready patterns.

Would love feedback from the Angular community.

🔗 Full article:
https://www.djamware.com/post/angular-tutorial-consume-rest-api-using-httpclient-example

Mastering Groovy Operators: Elvis, Safe Navigation, Spread, and More (With Examples)

Djamware Tutorial — Tue, 10 Mar 2026 09:02:13 +0000

Groovy includes several powerful operators that make your code cleaner and more expressive than traditional Java-style syntax.

In this tutorial, you'll learn how to use:

Elvis Operator (?:)
Safe Navigation Operator (?.)
Spread Operator (*.)
Method Pointer Operator (.&)
Direct Field Access (.@)

You'll see practical examples showing how these operators reduce boilerplate and help prevent NullPointerExceptions.

Great for developers using Groovy with Grails, Spring Boot, or JVM applications.

Read the full tutorial:
https://www.djamware.com/post/mastering-groovy-operators-elvis-safe-navigation-spread-and-more-with-examples

Build a Realtime Chat App in React Native with Firebase – Step-By-Step Guide (2026)

Djamware Tutorial — Mon, 16 Feb 2026 11:52:37 +0000

Learn how to build a scalable realtime chat application using React Native (0.80+), Firebase Authentication, and Cloud Firestore. This guide goes beyond basic demos to include:

✔ Modular Firebase setup (v10+)
✔ Auth flow with login/signup
✔ Realtime Firestore listeners for messages
✔ Clean architecture (hooks/services/components)
✔ Message pagination & performance tips
✔ Firestore security rules & offline support

Get the full code and walkthrough:
👉 https://www.djamware.com/post/build-a-realtime-chat-app-in-react-native-with-firebase

Happy coding! 🙌