arraylist

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Converting ArrayList or Array to String Array

I\'m working on a project where i need to convert either an ArrayList or and Array to an String array.[详细]

2023-04-08 19:15 分类：问答
Sort ArrayList of strings by length

I want to order an ArrayList of strings by length, but not just in numeric order. Say for example, the list contains these words:[详细]

2023-04-08 16:15 分类：问答
From CObArray to ArrayList

I have some pieces of C++ code that store objects in CObArray. I want to re-code the same pieces in Java using ArrayList to store the same objects. Will there be any difference in开发者_如何转开发 the[详细]

2023-04-08 14:32 分类：问答
How to remove all specific elements from Vector

In fact, regarding to the title in the question, I have a solution for this, but my approach seems to waste resources to create a List objects.[详细]

2023-04-08 08:35 分类：问答
Error out of bounds exception when running recursive program in Java

I\'m learning about recursion as part of a Java tutorial and I am looking for a littlehelp. We need to make a recursive Java program which will work out how to get from one city to the other when the[详细]

2023-04-08 06:15 分类：问答
how to speed up my ArrayList searching?

I currently have an ArrayList holding objects of a class I have created, I then parse through the ArrayList in a for loop searching and comparing some data from the ArrayList and some global variables[详细]

2023-04-08 05:42 分类：问答
ArrayList passing by reference with dates object?

I pass dates to an ArrayList 开发者_如何学Gobut when I change the Date object, all the Dates inside the ArrayList will change. This is an example:[详细]

2023-04-08 03:26 分类：问答
Calling a method with an index on ArrayList in c#

Ok here is my dilemma, I want to create an array of custom objects but then be able to do something like list[index].method call.[详细]

2023-04-08 02:06 分类：问答
java draw polyline from an arraylist of points

Is it possible to dr开发者_如何学Pythonaw a polyline by passing the method an array list of Point values? something like this:[详细]

2023-04-07 09:41 分类：问答
Creating an array list of names on SD Card Android

I am in the process of developing an android app, and I need a way for the user to enter a Name and then save this name to a .txt file in the SD card. When the user adds another name, this file should[详细]

2023-04-07 04:21 分类：问答