scenario: write an order (order master record and order detail record) json backend service layer has added api order_master func: add order_detail func: add ask whether the detail record in json is inserted by controller ca...
there are several problems in the process of learning architecture: some Service layers will call other Dao layers, for example, UserService will call UserPositionDao UserBookDao some Service layers will call other Service layers, for example, Use...
there is a class that has a lot of properties. Now I have a lot of other roles. Different roles use different fields. What design pattern do you use? ...
each person starts the game with a different Rank (a total of 14 Rank) and selects two people to answer the question pk,. How to design this algorithm? suppose that after I click to start the game, I send my request to enter a game to the server, and ...
has registered a ngrok account on the official website. wants to use his external network function to develop Wechat s function locally to obtain his interface , but now there is no response . 8082 http:b45ef9d1.ngrok.io8082 how to use the ...
problem description some JS appears in my webpack package, although it is not big, but it adds up to become very big. I don t know where these things come from related codes this is the common component of my webpack packaged package.JSON vendor....
that is, when scrapy grabs data, if the captured data is how to pass the array to item? how to solve this ...
def _ _ init__ (self): self._formats = { tar : self._is_tar, zip : self._is_zip, gz : self._is_gzip, bz2 : self._is_bzip2 } def _is_tar(self, response): archive = BytesIO(response.body) try: ...
the global bridge object of jsBridge is injected asynchronously. How to listen? The page can be rendered only after the injection is successful. Thank you ...