I’m trying to count the occurrences per line from a text file containing a large amount of codes (numbers). Example of text file content: I want to compare a similar set of numbers that I get from a text field, for example: 9107,4405,2387,4499 The only result I’m looking for, is if it contains more than 2 numbers (per line) from
Tag: arrays
How can one check if an integer is equal to another in a 2D array?
How can one check if an integer is equal to another in a 2D array? I am trying to compare the integer “a” from the 2D array named “int[][]board” with the other variables (b, c, d, e, f, g, h, i) to check if “a” is equal to any of them. I attempted to solve this issue by writing out
How to generate random names on particular days in Java?
Here is my program which generates random name: I need it to generate the names based on last weekend check, if the generated name matches with last weekend’s generated name then the program to run again to generate different name. Ex: If “one” is generated on Saturday and “two” is generated on Sunday, then next week these two should be
start a char array from a certain index
I have a char array called data. I should write a method that makes it possible to return the array but with a starting point that is an integer variable called beginIndex. Example: array contains ‘A’, ‘B’, ‘C’, ‘D’ and beginIndex = 2. Then it should return ‘B’, ‘C’, ‘D’ (yes the index himself in this case the 2nd letter
Merge an List of Object and an Object to a new array in Java [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 10 months ago. Improve this question I have List<BigInteger> sample1 = Lists.newArrayList(BIGINTEGER1, BIGINTEGER2,BIGINTEGER3); I have to create new List sample2 with one more value BIGINTEGER4 along with sample1 list: How can
Code taking forever to excute when turned to string Java? [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 1 year ago. Improve this question When I change the String m1 to a 2D int array it runs
How to pass input to multi element text box which is varying dynamically using selenium with java
I have one page where it has single text box, same page we have link called “create account”. When I click “create account”, page will be added with one more text box(i.e now text box count go to 2, next click 3 text box, next click 4 text box, etc). So whenever we click “create account” text box will be
Random search on an array of size N
I need help fixing my code below. I want to do a random search on an array of size N. Random search randomly picks up an integer from arr to compare. And the process repeats until the integer it is looking for is found (again it is remarked that the membership is guaranteed, otherwise random search obviously can enter an
Counting words using parallel Java arrays
I am trying to write code to count the frequency of each word in an array. I am wondering if I need to use two nested loops to keep track of both the array with integers and the array with the words. I have been fiddling with the code for hours and cannot make any progress. If you have any
No exception raised for referenced unassigned array element containing an object
MRP Would expect exception to be raised by reference to unassigned array elements e.g. c[0]. Array values are also incorrectly changed by previous assignment. c[0] is never assigned a value but takes on the values 1 and 2 in the output above. Different behavior is seen for String object in the above example. Answer So the question is why doesn’t