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#### Whether you're a CSS wizard, a JavaScript sorcerer, or somewhere in between, this challenge is the perfect opportunity to build something fun and sharpen your skills.

## Join our latest Frontend Challenge: Halloween Edition 🦇
### Jess Lee for The DEV Team ・ Oct 15

#devchallenge #frontendchallenge #css #javascript

Join our latest Frontend Challenge: Halloween Edition 🦇



Jess Lee

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for The DEV Team

Oct 15

## Join our latest Frontend Challenge: Halloween Edition 🦇

#devchallenge #frontendchallenge #css #javascript

104 reactionsComments 3 comments

4 min read

You’re a Real JavaScript Developer Only If...

Hadil Ben Abdallah

Hadil Ben Abdallah

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Oct 16

## You’re a Real JavaScript Developer Only If...

#webdev #programming #javascript #frontend

51 reactionsComments 25 comments

2 min read

Build Your First AI Agent With MongoDB and LangChain4j



Tim Kelly

Tim Kelly

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for MongoDB

Oct 16

## Build Your First AI Agent With MongoDB and LangChain4j

#mongodb #ai #agents #java

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19 min read

Do Prompt ao Deploy: Construindo um Projeto Python Automatizado com GPT-5 e GitHub Copilot

Marcos Vilela

Marcos Vilela

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Oct 16

## Do Prompt ao Deploy: Construindo um Projeto Python Automatizado com GPT-5 e GitHub Copilot

#python #ai #githubactions #devops

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5 min read

Stop Just Contributing to React: A Beginner's Guide to OSS Projects That Actually Want You



Riyana Patel

Riyana Patel

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for PullFlow

Oct 16

## Stop Just Contributing to React: A Beginner's Guide to OSS Projects That Actually Want You

#contributorswanted #resources #codenewbie #opensource

5 reactionsComments Add Comment

7 min read

Understanding Space Complexity

Gift Egbonyi

Gift Egbonyi

Gift Egbonyi

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Oct 15

## Understanding Space Complexity

#space #dsa #computerscience #programming

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3 min read

Giving non-code contributions the recognition they deserve

Hacktoberfest: Maintainer Spotlight

Ayu Adiati

Ayu Adiati

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Oct 15

## Giving non-code contributions the recognition they deserve

#hacktoberfest #opensource #nocode #codenewbie

10 reactionsComments Add Comment

4 min read

On dependencies in objects

Nicolas Fränkel

Nicolas Fränkel

Nicolas Fränkel

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Oct 16

## On dependencies in objects

#oop #coding

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4 min read

🗄️DB Performance 101: A Practical Deep Dive into Backend Database Optimization⚡

Arijit Ghosh

Arijit Ghosh

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Oct 16

## 🗄️DB Performance 101: A Practical Deep Dive into Backend Database Optimization⚡

#database #postgres #tutorial #sql

6 reactionsComments 2 comments

7 min read

10 Patterns That Unlocked 80% of LeetCode for Me

ALI

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Oct 16

## 10 Patterns That Unlocked 80% of LeetCode for Me

#leetcode #programming #beginners #productivity

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2 min read

🎮 Introducing Pixalo — A Lightweight, Developer-Friendly 2D Game Engine for JavaScript

Salar Izadi

Salar Izadi

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Oct 16

## 🎮 Introducing Pixalo — A Lightweight, Developer-Friendly 2D Game Engine for JavaScript

#pixalo #gamedev #webdev #javascript

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3 min read

Qt + CMake: Modern Approach to Managing icons.qrc

Alexander Movchan

Alexander Movchan

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Oct 16

## Qt + CMake: Modern Approach to Managing icons.qrc

#qt #automation #resources

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7 min read

Long Echo: Designing for Digital Resilience Across Decades

Alex Towell

Alex Towell

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Oct 15

## Long Echo: Designing for Digital Resilience Across Decades

#ai #architecture #llm

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6 min read

CodePen #Challenge Halloween Time: Building a Pivot Table with Horror Movies using WebDataRocks

Daria Filozop

Daria Filozop

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Oct 16

## CodePen #Challenge Halloween Time: Building a Pivot Table with Horror Movies using WebDataRocks

#webdev #coding #codepen

10 reactionsComments Add Comment

3 min read

Cross-domain Cookies: Building Less Annoying Consent Solutions

Jack Jiang

Jack Jiang

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Oct 16

## Cross-domain Cookies: Building Less Annoying Consent Solutions

#webdev #privacy #backend #node

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3 min read

The Art of Defense: A Senior Developer's Journey Through the OWASP Top 10 for Node.js

Alex Aslam

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Oct 16

## The Art of Defense: A Senior Developer's Journey Through the OWASP Top 10 for Node.js

#webdev #programming #javascript #beginners

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5 min read

Requirements for M-Pesa Online Payment Setup in Kenya (2025 Guide)

Eric Muturi

Eric Muturi

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Oct 16

## Requirements for M-Pesa Online Payment Setup in Kenya (2025 Guide)

#mpesa #daraja #api

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7 min read

"Learning by Doing: The auto\_uploader Experience"

MohammadReza Mahdian

MohammadReza Mahdian

MohammadReza Mahdian

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Oct 16

## "Learning by Doing: The auto\_uploader Experience"

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15 min read

From Chaos to Clarity: How I Finally Stopped Hating State Management

Sepehr

Sepehr

Sepehr

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Oct 16

## From Chaos to Clarity: How I Finally Stopped Hating State Management

#reactquery #frontend #webdev #javascript

3 reactionsComments Add Comment

9 min read

Dnd-Master: Lightweight, Powerful Drag-and-Drop for Svelte

Jim Bridger

Jim Bridger

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Oct 16

## Dnd-Master: Lightweight, Powerful Drag-and-Drop for Svelte

#svelte #sveltekit

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4 min read

How File Transfer Works: From Packets to Protocols

Athreya aka Maneshwar

Athreya aka Maneshwar

Athreya aka Maneshwar

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Oct 16

## How File Transfer Works: From Packets to Protocols

#webdev #programming #beginners

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4 min read

Introducing Perron: Rails-based static site generator

Rails Designer

Rails Designer

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Oct 16

## Introducing Perron: Rails-based static site generator

#webdev #rails #ruby #hotwire

1 reactionComments 1 comment

5 min read

Beginner’s Guide #4: How to Copy an Object in JS - Explained Like You’re Five 👶

Sylwia Laskowska

Sylwia Laskowska

Sylwia Laskowska

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Oct 16

## Beginner’s Guide #4: How to Copy an Object in JS - Explained Like You’re Five 👶

#javascript #programming #beginners #webdev

10 reactionsComments 4 comments

3 min read

Real-time Data Analytics at Scale: Integrating Apache Flink and Apache Doris with Flink Doris Connector and Flink CDC

Apache Doris

Apache Doris

Apache Doris

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Oct 16

## Real-time Data Analytics at Scale: Integrating Apache Flink and Apache Doris with Flink Doris Connector and Flink CDC

#olap #apacheflink #dataengineering #database

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10 min read

Building an AI Chat Terminal That Routes Private Data to Local AI

Martin Schenk

Martin Schenk

Martin Schenk

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Oct 16

## Building an AI Chat Terminal That Routes Private Data to Local AI

#ai #privacy #opensource #terminal

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3 min read

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### Challenges 🤗

Just Launched!

**Frontend Challenge: Halloween Edition**

*Showcase your frontend skills with spooky creativity.*

Submissions Due Oct 19

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*Build an agentic AI application using Auth0 for AI Agents.*

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#### Have a great week ❤️

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