Recommend some high level forums and communities.

The following are several high-level forums and communities: 1. Douban: It is an influential social platform for literature, movies, music and reading in China, with high user activity and content quality. 2.Reddit: It is one of the biggest social news in the world, where users can share their interests, opinions and opinions, and exchange and discuss with other users. 3.Quora: It is a knowledge answering community, which provides a lot of interesting and useful questions and answers, and is known as "the Internet of knowledge". 4. Stack Exchange: It is a technical community mainly in the form of questions and answers, where users can get all kinds of knowledge and technical support in computer, science and technology. 5.LinkedIn: It is a social platform for career and talent recruitment, with a large number of professionals from various industries and fields. 6. Hacker News: It is a news and discussion community related to technology and programming. Founded by Y Combinator, it mainly focuses on start-ups and technological innovation. 7.Medium is a content platform focusing on reading, writing and sharing, which mainly publishes high-quality original articles and blogs, covering a variety of topics and fields, with ideas, technology and humanities as the main contents.