I am trying to return an array list vertically but I’m having some issues trying to implement it. Below is my code, and the return results; Output is what I’m trying to get to be vertically } My current output is [2, 4, -1] I’d like it to be Any help would be appreciated. Thank you in advance Answer Hi
Tag: arrays
Why is this image method returning a black image?
I am running the code below. What it is supposed to do is equalize an image passed into it. All the methods and variables run fine except for newPixelVal which is always zero. This then makes my image all black. I cannot figure out why this is returning 0. Answer Got it! The division carried out at newPixelVa…
Trying to sort by the number of vowels, the program does not sort at all
My intention was to count he number of vowels in each string in each index, add that number to an array, and then sort both the arrays using bubble sort. (this is for a class, and we are not allowed to use arrays.sort or any of the arrays.methods.) It is not sorting whatsoever and I’m unsure as to why. …
how to compare the two names in array list
I am trying to compare the two names in the baby array list if it is true it will return “Two babies in the array are the same” if false will return “No same baby in the array”. But I just can’t get it to work for the findTwoSameBabies method, it is supposed to compare all the na…
voting program not working if theres a tie [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 8 months ago. Improve this question this is my array voting program. it works as i wanted but now i need to a…
Codingbat challenge: sameEnds Stream API Solution
Given the task sameEnds from CodingBat: Return true if the group of N numbers at the start and end of the array are the same. For example, with {5, 6, 45, 99, 13, 5, 6}, the ends are the same for n=0 and n=2, and false for n=1 and n=3. You may assume that n is in the range 0..nums.length
Springboot HATEOAS for PDF, Image and Zip Files
This is my first time working with HATEOAS everyone and I have come to a screeching halt. Here is my problem, I have an app that converts text from a text area to a pdf and a pdf to images. My issue is that I send both back as a ResponseEntity<byte[]>. Here is a sample success response from the text
Creating a Map from an Array of int – Operator ‘%’ cannot be applied to ‘java.lang.Object’
I have code like this, which is supposed to create a Map from an array of integers. The key represents the number of digits. The problem is in the line with mapping(). I’m getting an error: Does someone know how to solve this? Answer The flavor of collect() that expects a Collector as an argument isn…
Why isn’t my selection sort program working?
I am trying to create my own program to do selection sort on an array of integers. I have come up with the following program, which works on some arrays, but not on others, such as this one. I have been trying to trace the problem, and I think it might have to do with where I am placing the
Why isn’t my Array updating outside of the method that it is set in after I assign it a new value?
I have an issue where when I combine two arrays ‘laptops’ and ‘arr2’ in the addLaptop() method and create a third array ‘newArray’ to contain the values of ‘laptops’ and ‘arr2’ then set the ‘laptops’ array equal to the value of ‘new…