Find duplicates in a Python list. The trivial way to solve this problem is to scan each element of the list against every other element in the list. This will undoubtedly return the correct answer, ...

A Python list is less suitable when: You want to find an item in a list but you don’t know its position. You can do this with the .index() property.

Finding duplicates in a Java list? That’s actually a bit more complicated, but finding the dupes in a Lists is by no means an impossible task. How to find duplicates in a Java List. The most common ...

Creating a list of duplicate values that’s separate from the data source is easier than ever thanks to Microsoft Excel's FILTER() function.

Highlighting or even deleting duplicate records in Excel is simple but listing them isn't as easy. Fortunately, you can use Power Query to easily display a list of duplicate values or records.

Using Python and Scikit-learn, you have learned how to build your own – and have learned the basics of TF-IDF and of non-negative matrix factorization in the process. More resources: ...