when Elasticsearch creates mapping, it will report an error if the same field name of different type is set to different type, so how to solve this situation? request a connection PUT http: localhost:9200 new parameters are as follows: { &qu...
now there are several completely different statistical data structures for a city, which are obtained from parsing tables. If you put dozens of type, under an index in the mapping of ES, there are probably dozens of type, under different Index or all und...
1. Discovery, shopping cart, my page all require the user to log in before requesting data, if there is no login to display the authorization button. 2. My three pages all set whether to display the login button by setting hasLogin:app.globalData in...
Hello everyone, I used django2.0 to make an operation and maintenance platform, and used the form form in the front page a.html. The effect is shown in figure now you need to select the corresponding data sequence number in a.html, click "execute ...
1. My dubbo-admin and zookeeper are on the remote server, and then the dubbo producer and consumer are local to the developer. Start the producer project and you can see the successful registration in dubbo-admin. For the hosts file of the server, I hav...
the company now has a demand, the equipment is plugged into the usb port of the computer, the front desk gets the serial port information and transmits the data, can you tell me how to achieve it? does ActiveX not support chrome browsers? I found on the ...
the project uses vue+iview for development, the current problems encountered: each module includes the left menu bar, the right display area, a .vue file on the menu bar, and the right display area corresponds to a different .vue file. when I jump from...