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

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.

explore developer resources, community events, and inspirational stories to help you build smarter and ship faster.

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.

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.

workflow automation software for everyone. zapier automates your work across 6,000+ app integrations, so you can focus on what matters.

the chic and trendy down jacket for men, women, children and babies. discover our colorful spring, summer, autumn and winter collections.

cut infrastructure costs and improve application performance with autonomous continuous workload optimization - with 0 code changes.