TreeMap or HashMap faster
8277
Difference between HashMap, LinkedHashMap and TreeMap
110506
Java: how to convert HashMap to array
71079
Big class decomposition in Java
88423
What is the difference between the HashMap and Map objects in Java?
94023
Time Complexity for Java ArrayList
102766
Hashing a Tree Structure
58884
how to faster read text file to ArrayList on android
141950
Fast Pixel Search in Java
153963
Big O of Recursive Methods
119233
How can I reduce the ever-increasing time to push a subtree?
100681
Which one is better "iterator" or "for-each loop"
50864
List comprehension vs map
104353
HashMap Search for part of an key?
139821
How to efficiently build a tree from a flat structure?
112221
Best implementation for hashCode method for a collection
69544
Loadfactor and Capacity of hashmap
21883
Difference between HashSet and HashMap?