Java hashtable or hashmap?
108024
What are the differences between a HashMap and a Hashtable in Java?
91868
HashMap should be unsorted but still sorts according to key
16976
Should I normalize my string arrays, or just keep it a simple string?
8045
Python List vs. Array - when to use?
104678
C# hashcode for array of ints
117333
What is a good way to store tilemap data?
108471
Multiple indexes for a Java Collection - most basic solution?
155463
How Do I Choose Between a Hash Table and a Trie (Prefix Tree)?
43012
Is there any kind of hash code function in JavaScript?
153013
How to implement an efficient bidirectional hash table?
15113
How to use an array list in Java?
157906
When should I use the HashSet type?
57929
How to read and write a HashMap to a file?
53557
Java: A "prime" number or a "power of two" as HashMap size?
108111
Use Objects.hash() or own hashCode() implementation?
51586
Using two (or more) objects as a HashMap key
37446
How to implement a tree data-structure in Java?