Chef and Dynamo

This is an interactive problem. An N-perfect number is defined as a positive integer with at most N digits (in decimal representation without leading zeros) ― that is, X is an N-perfect number if 0 Chef has a friend named Dynamo, who is a legendary magician. Chef learned a new magic trick from him and…

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How to implement Google Campaign Measurement of google analytics in react native android?

How can I implement Google Campaign Measurement using react native . I use google analytics using react-native-firebase package. I am trying to follow this guide: https://developers.google.com/analytics/devguides/collection/android/v4/campaigns Steps I am taking Add the Google Analytics receiver to your AndroidManifest.xml file <application> <!– Used for Google Play Store Campaign Measurement–> <receiver android:name=”com.google.android.gms.analytics.CampaignTrackingReceiver” android:enabled=”true” android:exported=”true”> <intent-filter> <action android:name=”com.android.vending.INSTALL_REFERRER”…

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How to concat two ArrayType(StringType()) columns element-wise in Pyspark?

I have two ArrayType(StringType()) columns in a spark dataframe, and I want to concatenate the two columns element-wise: input: +———+———+ |col1 |col2 | +———+———+ |[‘a’,’b’]|[‘c’,’d’]| +———+———+ output: +———+———+————+ |col1 |col2 |col3 | +———+———+————+ |[‘a’,’b’]|[‘c’,’d’]|[‘ac’, ‘bd’]| +———+———+————+ Thanks.

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