How do I copy a hash in Ruby?
I’ll admit that I’m a bit of a ruby newbie (writing rake scripts, now). In most languages, copy constructors are easy to find. … Read more
deep-copy
How to deep copy a list?
After E0_copy = list(E0), I guess E0_copy is a deep copy of E0 since id(E0) is not equal to id(E0_copy). Then I modify … Read more
What is the difference between shallow copy, deepcopy and normal assignment operation?
import copy a = “deepak” b = 1, 2, 3, 4 c = [1, 2, 3, 4] d = {1: 10, 2: 20, … Read more
How to clone ArrayList and also clone its contents?
How can I clone an ArrayList and also clone its items in Java? For example I have: ArrayList<Dog> dogs = getDogs(); ArrayList<Dog> clonedList … Read more
How do I clone a range of array elements to a new array?
I have an array X of 10 elements. I would like to create a new array containing all the elements from X that … Read more
What is the difference between a deep copy and a shallow copy?
This question’s answers are a community effort. Edit existing answers to improve this post. It is not currently accepting new answers or interactions. … Read more
How to make a deep copy of Java ArrayList
How to make a deep copy of Java ArrayList
How do I do a deep copy of a 2d array in Java?
Yes, you should iterate over 2D boolean array in order to deep copy it. Also look at java.util.Arrays#copyOf methods if you are on Java 6. … Read more
Making a deep copy of a LinkedList in java
I have a Linked List and I’m trying to create a copy of another Linked List and this copy is a deep copy … Read more