Darryn Campbell

Darryn is a software development architect and full-stack developer based out of the UK working as a developer advocate for PubNub.

npp-feature.png
HealthcareFeb 6, 2024

Understanding the Notice of Privacy Practices (NPP) in HIPAA

The Notice of Privacy Practices (NPP), a crucial component of HIPAA, provides a clear understanding of personal data rights for patients.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
Build a Chat application using Flutter blog header.png
BuildJan 30, 2024

Building a Chat Application Using Flutter

Flutter is a popular and powerful open-source, cross-platform framework for developing native apps on various platforms, including Android, iOS, Windows, and Mac.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
building modern chat app with python 1380x600.png
BuildJan 22, 2024

Building a Modern Chat Application with Python

This blog guides you through the process of creating a modern chat application using Python.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
desktop toast notifications 1380x600.png
BuildJan 19, 2024

Desktop Toast Notifications with C#, WPF & MVVM

This guide will walk you through building the front-end and back-end code for advanced desktop notifications with the MVVM design pattern.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
gaming servers chat servers 1380x600.png
GamingJan 17, 2024

The Differences between Gaming Servers and Chat Servers

An in-depth analysis of the advantages of differentiating multiplayer game servers from chat infrastructure, facilitating in-game chat, and other interactive features.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
ChatJan 16, 2024

Evaluating Long Polling vs WebSockets

Compare Long Polling vs WebSockets: Advantages, Disadvantages and real-time impact. Find the best approach for your web development needs.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
python-network-programming-client-server-and-p2p-1300x600.png
BuildJan 12, 2024

Python Socket Programming: Server-Client Connection

A comprehensive guide to Python Network Programming.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
arduino gsm shield 1380x600.png
BuildJan 12, 2024

Connect an Arduino GSM Shield with Cellular Networks

In this tutorial, we guide you through the process of connecting an Arduino GMS/GPRS shield with cellular networks. This allows for bidirectional data streaming between devices without requiring a WiFi connection.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub
Node.js WebSocket Programming Examples.jpg
BuildJan 11, 2024

Node JS WebSocket Server & Programming Examples

A comprehensive guide to modern Node.js and WebSocket programming.
Darryn Campbell
Darryn Campbell
Developer Advocate, PubNub