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.

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

the official home of the python programming language

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.

your home for data science. a medium publication sharing concepts, ideas and codes.

learn python online: python tutorials for developers of all skill levels, python books and courses, python news, code examples, articles, and more.

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.

kaggle is the world’s largest data science community with powerful tools and resources to help you achieve your data science goals.