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It is a yearly “divide major” season, and now I am looking back at the series of computer science questions and answers I have browsed in Zhihu during my freshman year, and I feel a lot of emotions. I have been thinking about it for a long time, and this is the first time I have seen such numerous questions and discussions about computer science, hence I write about this post. If you find any bugs or grammar issues, please don’t hesitate to contact me to fix them. Anyway, thanks again for accepting my poor English. ...

As of the time I am writing this post, I have been studying computer science for a year and a half. I have started to organize and share my own computer science related study materials and routes. The courses in this schedule are not a substitute for college courses, but they can help you further your studies in computer science, or build an initial understanding of the field. In some ways, this route can be more of a substitute for college courses outside of class, as a required course to become an industry technician. ...

Mathematic Fomulars The mathematical typesetting is based on LaTeX, so if you need to search for the way to make a particular symbol, include latex in your search. But note: Not all LaTeX macros are available without using additional packages, and those packages likely will only work if you are creating a PDF. On the plus side, if you are working in PDF, you can use additional packages that give much better control and/or easier syntax. ...

网页爬虫项目实战经验 此篇记录了网页爬虫的基本使用库，以及常用的正则表达式操作等。 同时给出了豆瓣电影top250的爬取方式（经典爬虫入门项目）。 以及对于CSDN的博主主页单个以及多个文章的爬取，并利用工具将其转换为pdf格式 ...