DEV'S DAILY DIGEST

Development

How to Build a Browser-Based PDF Metadata Editor Using JavaScript – A Step-by-Step Guide

PDF files contain more information than what appears on the page. Behind every PDF document is metadata that stores information such as the document title,...

Bhavin Sheth - freecodecamp

Docker Full Course

We just posted a comprehensive Docker course now live on the freeCodeCamp.org YouTube channel! The ability to scale applications instantly and ship software...

Beau Carnes - freecodecamp

Mobile

Key Technical Design Decisions for Building an Educational App with LLMs

Recently, I spent time prototyping an educational app using Claude Code. The project is an open-source mobile app for educators to share, discover, and...

Srishti Sethi - freecodecamp

What “Production-Ready” Actually Means in Flutter

I've been building Flutter apps for a few years now, and I still remember the first time I shipped something I was genuinely proud of. It had a clean UI,...

Gidudu Nicholas - freecodecamp

How to Run an LLM Locally on Your Mobile Phone with QVAC and Expo

When I was younger, I remember my mother’s Android phone, a Samsung Galaxy Note 3 that she bought right after losing her BlackBerry. During that time, a phone...

Djibril-M🍀 - freecodecamp

Other

How to Choose the Best Stock Market API for FinTech Projects and AI Agents

Choosing a stock API looks simple until the project becomes real. At first, you only need a few prices. You send a request, get JSON back, load it into...

Nikhil Adithyan - freecodecamp

How Attribute-Based Access Control Helps You Write Better Authorization Rules

Every application that handles user data eventually hits the same problem: not all users should see the same things. A junior nurse should not be able to...

Aiyedogbon Abraham - freecodecamp

Backend Challenges Teams Face When Processing Repeat Payments

Modern payment systems look simple from the outside. A user clicks a button, enters payment details, and money moves from one account to another. But once...

Manish Shivanandhan - freecodecamp

How to Preprocess Medical Images for Machine Learning – A Guide Using Chest X-Rays

Working with healthcare data introduces preprocessing challenges that go beyond those you might encounter with structured data. Some familiar techniques still...

Lakshmi Mahabaleshwara - freecodecamp

AI Paper Review: Training Language Models to Follow Instructions with Human Feedback (InstructGPT)

GPT-3 was a major breakthrough in natural language processing. With 175 billion parameters, it demonstrated remarkable few-shot learning abilities and showed...

Mohammed Fahd Abrah - freecodecamp