php is a popular general-purpose scripting language that powers everything from your blog to the most popular websites in the world.

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.

q&a for ubuntu users and developers

菜鸟教程(www.runoob.com)提供了编程的基础技术教程, 介绍了html、css、javascript、python，java，ruby，c，php , mysql等各种编程语言的基础知识。 同时本站中也提供了大量的在线实例，通过实例，您可以更好的学习编程。..

q&a for system and network administrators

segmentfault 思否是中国专业的开发者技术社区。我们以技术问答、技术博客、技术课程、技术资讯为核心的产品形态，为开发者提供纯粹、高质的技术交流平台。

node.js® is a javascript runtime built on chrome's v8 javascript engine.

sourceforge provides free & fast open source software downloads and development, and business software reviews and comparisons featuring the largest open source and business software directory.

kubernetes, also known as k8s, is an open-source system for automating deployment, scaling, and management of containerized applications. it groups containers that make up an application into logical units for easy management and discovery. kubernetes builds upon 15 years of experience of running production workloads at google, combined with best-of-breed ideas and practices from the community. planet scale designed on the same principles that allow google to run billions of containers a week, kubernetes can scale without increasing your operations team.