arraylist

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ArrayList trimtosize not working android

Am having an arraylist and its code is: ArrayList<String> recentdata=new ArrayList<String>();[详细]

2023-04-01 12:41 分类：问答
String Array into arraylist?

I have a csv file with unknown amount of columns and row. The only thing I know is that each entry is separated by a comma. Can I use the split method to convert each line of the data into an array an[详细]

2023-04-01 11:45 分类：问答
Populate ArrayList from Stored Procedure result set

I have a stored procedure that returns a set of integers. I need help populating an ArrayList of these results in a C# (VS 2005) web application.[详细]

2023-04-01 10:30 分类：问答
Java clearing a list by creating a new instance

I was looking through Java code, and I came across this code: list = new ArrayList(); uselist(list); if (condition)[详细]

2023-04-01 05:31 分类：问答
How to sort an ArrayList<String> based on specific index range

My need is to sort the ArrayList of Strings, based on specific index range. For example I have following items in list: [\"abc\", \"xyz\", \"pqr\" , \"asd\"]Now I want to sort this list from index 1 t[详细]

2023-03-31 17:46 分类：问答
Receiving IndexOutOfBoundsException when removing item from Java ArrayList

I have a list of values. I want to remove the list item when check box is unclicked: ArrayList<SalesRoutes> routeList = new ArrayList<SalesRoutes>();[详细]

2023-03-31 13:54 分类：问答
cleanly lining up output

I have a text file that contains data that was saved using the cvs encryption and I want to open it in java and display it lined up perfectly. I have come开发者_开发技巧 to the point of reading it fro[详细]

2023-03-31 11:30 分类：问答
ArrayList.addAll(ArrayList) throws SOMETIMES UnsupportedOperationException

I have a code that read list from some paged string data. What I do not understand - why the UnsupportedOperationException is thrown on addAll() and why it\'s kind of random behaviour ?[详细]

2023-03-31 05:58 分类：问答
Automatic indexed sorted array maintained by Java?

Is there a feature in java by which I define an array as to keep it in a sorted fashion which will let me insert or remove an element in this array. This is to avoid expensive re-sort开发者_开发百科 w[详细]

2023-03-31 04:39 分类：问答
myArralist.contains(obj) always return false though myArraylist contain specified obj in java?

I am trying to check wether mylist contains a given object or not, where mylist is an 开发者_Python百科ArrayList of type myCustomClass.If you add an instance of MyCustomClass to the list, and then che[详细]

2023-03-31 01:48 分类：问答