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How to count the number of elements in one array (with duplicates) that match with elements of another array in SQL(Presto)?

I have two arrays X,Y. X=[a,b,c] and Y=[a,a,b,b,b,c,d,d,e,e,e]. I want to write a query that will return the number of elements in Y that match the elements in

set timezone mysql

I want to set timezone in mysql from default timezone ('los angles') to my own timezone ('asia/jakart'). I have been change the timezone using query -> SET

How to conver/compress VP9 video/Webm 12bit video to Webm 10bit video with ffmpeg?

I have tried to convert/compress webm 12 bit video to webm 10 bit, but I have not found right one command recipe. Best what I have become was: ffmpeg -i video.w

error : invalid literal for int() with base 10: b'20 Feb'

I am working with Wagtail and I am creating the model of the app. publish_date = models.DateField( max_length=300, blank=True, null=True

Alertcondition on tradingview

I have "MACD indicator" and "SQZPRO" indicators installed I was able to create Alert for MACD when it cross up. and it is working fine. however i need to find

Python Qt - do signals need to be created in the worker thread?

I am using Python Qt (PySide2) which has a GUI in the main thread and a library that does IO, data-crunching, etc in a second thread. I use signals & slots

How to write and read binary (not ASCII encoded) to Arduino with pyserial

I need to make a Raspberry Pi communicate with an Arduino. I will only need values between 0 and 180, and this is within the range of a single byte so I want to