Hashmap Questions

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How to access nested Hashmap

I want to access the inner hashmap so i can great a geofence, where each geofence has a custom radius. i have looked all over the internet
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Print out all hashMap value

Wonder how could i loop through the levels list to get all the items if need written in dart language? var headers = {
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Flutter Extending HashMap

I am developing a flutter application, and i am triying to do this abstract class dataobject extends hashmap<string, dynamic>
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Hashing words in C++?

I have a text file that i read the data from and search the names inside to keep track of it. i want to use hashing instead of arrays for the
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Printing unique strings in HashMap

I am currently making this code and it suppose to output the name of someone that a list of people didn't write his/her name. i just would like to
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Fetch Value from Map in Java

I have a requirement to fetch values from map<object1, object2>() objectmap= new hashmap<object1, object2>(); object1

Get average value entry from Map

I am trying to get the average value from a map using java 8, but instead of getting the value itself i want to get the map.entry.
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Count occurrences by stream

Linkedlist<double> list = new linkedlist<double>(); list.add(9.5); list.add(4.9); list.add(3.2); list.add(4.9);
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