Top "Deep-copy" questions

Deep copy Map in Groovy

How can I deep copy a map of maps in Groovy? The map keys are Strings or Ints. The values …

groovy deep-copy

python Pandas DataFrame copy(deep=False) vs copy(deep=True) vs '='

Could somebody explain to me a difference between df2 = df1 df2 = df1.copy() df3 = df1.copy(deep=False) I have …

python pandas dataframe deep-copy

Copy object properties: reflection or serialization - which is faster?

I have two objects of the same type and need to copy property values from one object to another. There …

c# serialization deserialization deep-copy shallow-copy

Cloning a record in rails, is it possible to clone associations and deep copy?

I'm .clone -ing a record in rails... new_blerg = Blerg.find(1).clone This record has loads and loads of associations, …

ruby-on-rails activerecord duplicates clone deep-copy

Java object copy best option?

Possible Duplicate: How do I copy an object in Java? I need to copy an object in Java (i.e. …

java object deep-copy default-copy-constructor

How to copy a "Dictionary" in Swift?

How to copy a "Dictionary" in Swift? That is, get another object with same keys/values but different memory address. …

copy swift deep-copy

Python: RuntimeError: super-class __init__() of %S was never called

I tried to do some operation (setParent) on an object in Python (an instance of a class which inherits from …

python pyqt runtime-error superclass deep-copy

How to deep copy a class without marking it as Serializable

Given the following class: class A { public List<B> ListB; // etc... } where B is another class that may …

c# deep-copy cloning

deepcopy() is extremely slow

I have a game state in Python with about 1000 objects (planetary systems + stars + planets), and I need to copy it …

python optimization deep-copy

Copy a list of list by value and not reference

To understand why I was getting an error in a program , in which I tried to find the "minor" of …

python python-2.7 variables reference deep-copy