Convert a JSON String to a HashMap
I’m using Java, and I have a String which is JSON: { “name” : “abc” , “email id ” : [“abc@gmail.com”,”def@gmail.com”,”ghi@gmail.com”] } Then … Read more
dictionary
Convert list to dictionary using linq and not worrying about duplicates
I have a list of Person objects. I want to convert to a Dictionary where the key is the first and last name … Read more
What would a “frozen dict” be?
A frozen set is a frozenset. A frozen list could be a tuple. What would a frozen dict be? An immutable, hashable dict. … Read more
How to get a random value from dictionary?
How can I get a random pair from a dict? I’m making a game where you need to guess a capital of a … Read more
How do I merge a list of dicts into a single dict?
How can I turn a list of dicts like this.. [{‘a’:1}, {‘b’:2}, {‘c’:1}, {‘d’:2}] …into a single dict like this: {‘a’:1, ‘b’:2, ‘c’:1, … Read more
Swift: declare an empty dictionary
I am beginning to learn swift by following the iBook-The Swift Programming Language on Swift provided by Apple. The book says to create … Read more
How do I get the list of keys in a Dictionary?
I only want the Keys and not the Values of a Dictionary. I haven’t been able to get any code to do this … Read more
Case insensitive string as HashMap key
I would like to use case insensitive string as a HashMap key for the following reasons. During initialization, my program creates HashMap with … Read more
Hashing a dictionary?
For caching purposes I need to generate a cache key from GET arguments which are present in a dict. Currently I’m using sha1(repr(sorted(my_dict.items()))) … Read more
Creating a dictionary from a csv file?
I am trying to create a dictionary from a csv file. The first column of the csv file contains unique keys and the … Read more