arraylist

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how to print part of a string in Java

CODE: InputStreamReader reader = new InputStreamReader(System.in); BufferedReader in = new BufferedReader(reader);[详细]

2023-04-02 08:19 分类：问答
get the value from 2-d arraylist in session

I have an 2-d arraylist with 2 fixed columns and dynamic rows. The arraylist will be assigned to the session variable at the 开发者_开发技巧end of the code below. My question is how can loop thorugh t[详细]

2023-04-02 04:55 分类：问答
ArrayList.indexOf kills the code, but doesn't crash the program, nor is it catched

I\'ve got this code public String[][] checkBoxes(String[][] varden){ ArrayList[][] tillatnaSiffror = new ArrayList[9][9];[详细]

2023-04-02 04:05 分类：问答
Finding duplicate values in arraylist

I have an ArrayList<Car> For Example class 开发者_开发技巧Car{ String carName; int carType;[详细]

2023-04-02 03:54 分类：问答
Save result from SQL query to ArrayList Android

I\'m trying to understand how to save result from SQL queries in android to an arraylist. Actually I find a few questions but none of them can answer why my code is wrong. So here is what I[详细]

2023-04-02 00:19 分类：问答
Need to read into an ArrayList and separate Positive and Negative numbers

I need to read in 10 integers into an ArrayList and then have to program sort them into two groups: \"Positive Integers\" and \"Negative Integers\".[详细]

2023-04-02 00:10 分类：问答
How to set the ArrayList data in to the ListView?

I have Data in ArrayList like: [android_metadata, test1, test5, test4, test2, test3, test10, test1002, abcd, zxy, re, test1001, testing, test21, test12][详细]

2023-04-01 18:56 分类：问答
Java string array initiation in and outside of the loop structure

In the code below // Assume there are non-null string arrays arrayA and arrayB // Code 1 ArrayList<String[]> al = new ArrayList<String[]>();[详细]

2023-04-01 17:05 分类：问答
Storing an array to an ArrayList without allocating another array?

Consider this example: int[] a = new int[] {0,0}; ArrayList<int[]> b = new ArrayList<int[]>();[详细]

2023-04-01 16:42 分类：问答
ArrayList java program without using generics

I had been given an assignment to implement ArrayList and LinkedList without using generics. The problem is with the insertnode() method. Though I try to read from commandline using a scanner, the met[详细]

2023-04-01 12:45 分类：问答