Vishwas

Vishwas has asked 7 questions and find answers to 21 problems.

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About

Java, Scala, Python, MongoDB Developer Having experience of working on Kubernetes and Azure.

Vishwas questions

How to combine two lists using scala?
How to find unique elements from list of tuples based on some elements using scala?
How to overwrite image in mongoDB gridfs?
How to change datatype of nested field in Mongo document?
How to query to mongo using spark?
How to stop INFO messages displaying on spark console?

Vishwas answers

MongoDB - Get id of the maximum value in a group by query
Mongo DB error: invalid operator: $search when doing $text search
Group By aggregations on MongoDb
Mongodb - count of items using addToSet
excluding from $match if data is blank or null in mongodb
How to group documents with specific field in aggregation of mongodb
How to append existing array in existing collection in mongodb using java with new values
Undefined index: Error in ajax POST and/or php script?
Find and groupby