Development Documentation Sites

Sites useful for developers
Tags:

Getting Started with Programming

OpenTutorials
Introductory programming course site

Free programming learning courses

W3Schools
A major starting guide for web programming

A popular free web development learning site

TutorialsPoint
Introductory programming course site

Includes many free programming courses by topic.

Official Technical Documentation

PHP
PHP official documentation

Provides PHP tutorials and API documentation.

Go
Go official documentation

Go official tutorials and API documentation

Mobile

Swift
Swift official documentation

Apple Swift official tutorials and API documentation

Java Technical Documentation

HowToDoInJava

Javatpoint

javadevJournal

Baeldung

Mkyong.com

Web and Front-End Development

Bootstrap
Bootstrap official documentation

CSS framework

Vue.js
Vue.js official documentation

JavaScript framework
Vue.js framework learning documentation

KoXo
JavaScript manual

Introduces JavaScript API documentation.

javascript.info
JavaScript fundamentals

A top course for learning JS fundamentals.

jQuery
jQuery official documentation

JavaScript framework

Databases

Elasticsearch
Elasticsearch official documentation

Introduces the Elasticsearch search engine.

MySQL
MySQL official documentation

Introduces MySQL.

PostgreSQL
PostgreSQL official documentation

Introduces PostgreSQL.

SQLite
SQLite official documentation

Lightweight file-based database

Servers

Docker
Docker official documentation

Kubernetes
Kubernetes official documentation

Introduction to building K8s clusters

Technical Communities, Korean

WikiDocs
Translated programming books

You can find introductory programming books.

Technical Documentation, English

roadmap.sh
Developer roadmap site

Provides learning roadmaps from beginner level
Backend Developer

Real’s How-to

ideone

Baekjoon Online Judge

Webhacking.kr

CODE COMBAT

Technical Communities, Japanese

Qiita
Japanese developer community site

A service for recording and sharing engineers’ knowledge. Tips, know-how, and notes about programming are easy to record and publish.

DevelopersIO
Technical media site

Introduces a wide range of topics, from technical information on AWS, cloud, generative AI, data analysis, and app development to DX, event reports, SaaS, Python, Google Cloud, and more.