styvane

styvane has asked 2 questions and find answers to 326 problems.

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styvane questions

Conditional format cell in column based on it corresponding value in another column
Why can't the import command be found?

styvane answers

Select documents where all values in an array field exist in another array
Average of 3 fields in same document
Merge two fields in one array
Can I use '$set' on embedded document when use variable as filed name in MongoDB?
How could I remove the duplicated items(complex object) from array
multiply in mongodb saying operation only on string type
Filename by join string in Python
Filter array in subdocument array field
Find By Array Elements Comparison
Is there any way to use $filter and $sum in the same $project?