Self-study is not difficult, but it is difficult to take fewer detours. Self-taught programming requires you to have some self-control. You should control yourself not to be attracted by other things, let alone study, and play for a while. First of all, different languages have different entry difficulties. Watch the video on biji first, read everything you are interested in, then book a subject and extend your application for study. How to learn well? How long do you watch effective videos every day? Always absorb and practice typing code, and organize a set of notes by yourself. After the orientation and goal of introductory learning are determined, it is to assign phased learning tasks. How to solve problems and bugs? Learn Baidu, and you will encounter problems that thousands of programmers in Qian Qian have encountered. Enrich your resume and increase your talk for future job hunting. If conditions permit, please organize and summarize every major knowledge point in your learning process into an article set and put it on csdn, your blog or github. When you encounter English words you don't understand, you must "look them up", "remember them" and "recite them". However, it is a bit difficult to avoid detours by relying on zero-based self and fragmented articles and videos on the Internet. It doesn't matter if you have enough time. Is to hone their self-study ability. If time is limited, the more reliable method is: borrowing. You can look at the recruitment information, find out the key points of your own study, check and accept your own study results in stages, check for missing parts and prevent deviation, which will be more efficient and worry-free. Summary: The success or failure of self-taught programming lies not in difficulty, but in persistence.