Feasibility analysis, demand analysis, overall design, detailed design, coding, documentation, testing, etc. Should write, mainly write the first five items. However, documentation is also very important, and it is also one of the standards to verify whether it is a comprehensive, complete and good software development, which can not be ignored.

Topic selection method

1, synchronous topic selection method. We should conform to the trend of scientific and technological development and keep up with the mainstream. We should pay attention to hierarchy, relevance, acceptability and cutting-edge to adapt to the mainstream of current scientific and technological development.

2. Stage analysis method. Determine the development stage of the subject, and then choose the topic according to the maturity of the subject.

Statistics show that the development of a subject is generally "S" type, that is, after a period of brewing, it enters the stage of exponential growth and then decreases with negative numbers.