If you are a programmer, or have a heart for writing programs, and like to share technology, project experience, programmers' daily dilemmas, etc., you are welcome to contribute to the topic of Programmer. Special editor: Xiaotong Garden http://www.jianshu.com/users/4a4eb4feee62/ [Programmer] Special Rejection Guide: http://www.jianshu.com/p/7c8b33b5f63b Instructions for submission: 1. Include relevant technical articles, but not limited to technology, or project experience articles and programmers' daily life. 2. The article shall not contain any promotional information. Including but not limited to the public account, microblog, WeChat, and no article can be modified to add promotion information after submission. You can put these promotions and personal information on your homepage. 3. Articles with few words, confused paragraphs, and large pieces of code not placed in the code box will not be included 4. Unrelated content will not be included. Please confirm that the content of the article is related to this topic At present, an official programmer WeChat group has been set up for high-quality authors and enthusiasts. If you want to join, please send a short message to the editor in chief Xiao Tong Garden to get a personal WeChat. The editor in chief will join you in the [programmer] WeChat group to share content and gain knowledge. Note nickname when adding WeChat.