Evaluation criteria: when a problem occurs, the knowledge can be used to solve the problem.
For example, if you know about Excel dual-coordinates and know that Excel Charts support dual-coordinates, you can analyze two data series with large data differences. In this case, you will naturally go to the application, and forget to Google the specific steps.
Therefore, the key to learning is "knowledge conversion". I forgot to look at =.The difficulty of conversion is related to system learning, existing practical experience, and knowledge sources. There are still many factors that affect knowledge conversion, however, the process of "collecting, organizing, and digesting knowledge and materials" is the most important thing to become a habit, with a certain amount of accumulation and knowledge. Of course, learning will become easier and easier.
How to systematically learn and manage knowledge sources and materials is what software tools for "Personal Knowledge Management" need to do. Needle PKM,It can effectively promote "knowledge conversion rate" and "knowledge conversion speed "!
In the end, the collected things or the knowledge in books can be "your own knowledge" after conscious and active "Conversion" and accumulation"