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Tag: list

how to union 2 map into one with collection in value [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed last year. Improve this question how to union 2 maps into one with collection in value this way it will override the value Answer

Combine two lists by ID

I have two lists of objects with contents that look like this: List A id = 1, name = “alex”, height = null, weight = 60 id = 2, name = “sara”, height = null, weight = 50 List B id …

Sort A List of an Object with other object’s method

In the bellow code, with such classes, how can I sort an ArrayList of Students by the score the got from Courses List? I mean how can I sort a List of a specific class by an attribute of this class which is a child of another class. Answer Your “Student” class is confusing. Based on the name, it sounds

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