well organized and easy to understand web building tutorials with lots of examples of how to use html, css, javascript, sql, python, php, bootstrap, java, xml and more.

learn javascript is the easiest, most interactive way to learn & practice modern javascript online. read short lessons, solve challenges & answer flashcards.

serving the #webdeveloper community

documentación sobre javascript, su evolución y las mejores herramientas y recursos alrededor de su ecosistema.

did you know? mozilla — the maker of firefox — fights to keep the internet a global public resource, open and accessible to all.

learn to code — for free

github is where over 100 million developers shape the future of software, together. contribute to the open source community, manage your git repositories, review code like a pro, track bugs and features, power your ci/cd and devops workflows, and secure code before you commit it.

a computer science portal for geeks. it contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview questions.

stack overflow is the largest, most trusted online community for developers to learn, share​ ​their programming ​knowledge, and build their careers.

研究互联网产品和技术，提供原创中文精品教程