When you call remove(object o) on an arraylist in java, how does it compare the objects to find the correct one to remove? does it use the pointer? or does it compare the ob开发者_JAVA技巧jects using
The following cod开发者_JAVA技巧e obviously doesn\'t work because List<E> is abstract: public class MyList {
It\'s been two years since I last coded something in Java so my coding skills are bit rusty. I need to save data (an user profile) in different data structures, ArrayList and LinkedList, and they bot
How can I split an ArrayList (size=1000) in multiple ArrayLists of the sam开发者_开发百科e size (=10) ?
Vector is synchronized, 开发者_JS百科ArrayList is not synchronized but we can synchronize an ArrayList by Collections.synchronizedList(aList), so which will perform better and faster?Synchronized coll
I was wondering, is the size() method that you can call on a existing ArrayList<T> cached? Or is it preferable in performance critical code that I just store the size() in a local int?
I\'m not sure how to ask my question in a succinct way, so I\'ll start with examples and expand from there. I am working with VBA, but I think this problem is non language specific and would only requ
As I see it, the advantages of a list over an array are pretty obvious: Generics provide more precise typing: List<Integer>, List<? extends Number>, List<? super Integer>.
I have a ArrayList returned from a service which contains date-timestamp as String values (with values: 2010-05-06T23:38:18,开发者_JS百科2010-05-06T23:32:52,2010-04-28T18:23:06,2010-04-27T20:34:02,201
ArrayList<String> veri1 = new ArrayList<String>(); String[] veri2 = {\"Fatih\", \"Ferhat\", \"Furkan\"};
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