TABLE 1.
Topic information for male users.
| Topic 1 | Topic 2 | Topic 3 | Topic 4 | |
| Subject words | Thanks | Learn | Code | Reply |
| Landlord | Novice | Import | Baidu | |
| Lz | Course | Function | Language | |
| Thank you | Share | Version | Make friends | |
| Master | Run | Come | ||
| Gratitude | Simple | File | Speak freely | |
| Trouble | Recommend | Method | Hello | |
| Thanks very much | Range | Seemingly | Same request | |
| Explanation | Feel | Program | Understand | |
| Com | Basis | Support | Bin | |
| Topic name | Seeking information help | Providing information help | Technology exchange | Making friends and advertising |
| Number and proportion of posts | 66,767 (38.7%) | 58,084 (33.6%) | 25,293 (14.6%) | 22,343 (12.9%) |