Goland?
Goland?
I haven't used goland, but according to its hints, I think the receiver of each method of your ArticleModel has a different name. For example, your code shows that the receiver of the Update method is a, and your other methods may use bpencil c and so on
.this is not a serious problem, but for the sake of the readability of the code, it is better to use the same name
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