1: Web development. Typical case Douban, Zhihu
2. Operation and maintenance development. If you are an operation and maintenance person, you must know that python is the preferred development language for operation and maintenance circle.
3. Data analysis, the two most widely used languages in the field of big data analysis are java python.
4: Reptiles.
It is a good choice to sign up for classes, especially for people who have no foundation. I participated in the training of intellectual education, which was really good. However, well organized, I can't help but work hard. Taking a job with a package from a public institution will make you fearless and will not be eager to learn. In the end, you can only be yourself. Of course, it is also important to choose a good institution. Best wishes!