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Tutorials, demos, and code walkthroughs for a wide variety of real-time web, mobile, and IoT projects.

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BuildFeb 1, 2024

Build a LLM Chatbot with a Custom Knowledge Base

You'll learn how to seamlessly integrate a custom knowledge base using Vectata while leveraging the power of PubNub Functions for your server side implementation and one of our SDKs for your Chat Functionality.
Markus Kohler
Markus Kohler
Developer Advocate, PubNub
BuildJan 30, 2024

Modern Air Quality Monitor with Instant Alerts

Create your own comprehensive system to monitor air quality (carbon monoxide levels), temperature, and humidity, and display readings on a live dashboard with instant alerts using PubNub, all in real time.
Oliver Carson
Oliver Carson
Developer Advocate, PubNub
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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
BuildJan 25, 2024

Real-time Geolocation API JavaScript with Modern Maps

A tutorial on retrieving, publishing, and displaying live-updating geolocation data on a real-time map using JavaScript and modern mapping APIs.
Markus Kohler
Markus Kohler
Developer Advocate, PubNub
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BuildJan 24, 2024

How to Build a Next.js Real-Time Chat Application

This guide will demonstrate how to create a highly interactive chat app with a seamless user experience using Next.js.
Chandler Mayo
Chandler Mayo
Solution Engineer, PubNub
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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
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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
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BuildJan 18, 2024

What is Big Data

Big Data refers to datasets of enormous size, high dimensionality, and complexity, which exceed the capabilities of conventional data management and analytical methodologies.
Michael Carroll
Michael Carroll
Content Writer, PubNub
BuildJan 18, 2024

How to Build an Android iBeacon 1/3

This blog provides a thorough guide on how to develop a beacon for Android using Bluetooth Low Energy (BLE), including comprehensive tutorials on establishing the transmitter and detector.
Markus Kohler
Markus Kohler
Developer Advocate, PubNub