Where are the courses for the three classic modes? If anyone has the connection address, please give me the link!
Currently there are 23 recognized design patterns, divided into three categories, but not many are commonly used, and there are even fewer videos that explain them all. Thank you for paying attention to my course
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Currently there are 23 recognized design patterns, divided into three categories, but not many are commonly used, and there are even fewer videos that explain them all. Thank you for paying attention to my course