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But how could I do this such that I could represent the 4 in the array with "?" and still use it in the integer array? I don't see this being logically right but I am asking to be sure that I am...

So, is there no possible way to I could replace an integer value in an integer array to some character like "?" ? I have an array with the values {1,3,2,4} but want it to be {1,3,2,?} . Is this not...

Hi, ok I will try that . Please, this is just a side note. Imagine I have an array of integers with the following numbers {1,2,3,4} but I want to replace the 4 with ? so that in the end, the array...

Hello, the problem is a bit strange as there are no errors. The only logical thing is in the method, this line is a suspect:

br = new BufferedReader(new FileReader(source));

because when I...

But why is it false? the source.txt has 4 lines. So, the loop should run atleast 4 times.

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I will try this but why is the readline not true?

Hello, please, I have a file(source.txt) that contains some texts. Now, the java code is to run through each line in the source file and check if that line begins with a number and if true, copy that...