two fields are aggregated. The first is a normal field user_id, and the second is a date. Date, date needs to be aggregated according to fuzzy aggregation. For example, if the date is 2018-02-15, the data of aggregate user_id,2018-02 is the GROUP BY of ...
I now provide interfaces to the front end. When designing an API, should I try to complete an operation in one API or split it into multiple API? for example, do a function to upload a picture, upload the picture to the file and return it to url, an...
there are multiple items under an order. The order object is stored in the form of nested, and an order is a piece of data. order 1-> Commodity A, Commodity B, Commodity C, Commodity D order 2-> Commodity A, Commodity B, Commodity C, Commodity D. or...
are there any open source middleware products that provide traffic marking and traffic distribution? that is, when a http request comes, you can route the request to the specified machine or environment according to the information of various dimension...
A merchant Mini Program needs to call a map interface. I want to ask PHP how to write this map interface and what high map API needs to be called. ...
I have accumulated a lot of PPT templates in recent years. I want to make thumbnails like those PPT template websites . I have searched the Internet for a long time and tried many keywords: . PPT generates thumbnails in batches PPT to Picture bat...
requirements can be selected according to the user, provide a year selector, or year and month selector, or date selector, antd has month and date selector, but only this is too large. ...
when I initialize the Input component of the Form form, I set the initalValue property of getFieldDecorator . This initial value depends on the value stored in Redux , and the Redux value is the data passed in the background. the problem now i...