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Scikit K-means clustering performance measure

I'm trying to do a clustering with K-means method but I would like to measure the performance of my clustering. I'm not an expert but I am eager to learn more a

Error while using Python to connect to Amazon RDS Postgresql database

I'm trying to connect to Amazon RDS Postgresql database with this python code import psycopg2 engine = psycopg2.connect( database="vietop2database", use

Updating state with nested array of objects without mutation

I am trying to update my state. I want to be able to update a specific isChecked property when it is updated when a user clicks a checkbox. My state below: this

Flutter Getx and ScreenUtility Not Work Together

I have problem with ScreenUtility and GetMaterialApp. When i use GetMaterialApp and ScreenUtility together i got some error. When i build apk release, in first

How to check if socket is still connected through socket id?

@socketio.on('connect',namespace='') def connect(): print("websocketConnect",request.sid) socketio.emit("on_connect",{"socketid":request.sid}) @socketi

How to use multiple models inside one viewset/serializer?

I have 2 items inside my system that I have to use.But I am trying to develop a system which i have to get them inside one view and order them by "timestamp". c

How to compare and get differences of responses in Groovy?

How to compare and get differences of responses in Groovy? RESPONSE_1 OUTPUT {"entity":[{"employer1":[{"name":"John","age": 23}]}]}]} RESPONSE_2 OUTPUT {"entit