I am trying to save each index of list as new line in text file in format below in java and read same as two separate Array List for later . I have done the saving part now i want to read it back into two separate lists Save Formate Class SaveLists Class Main : Answer As both the save
Tag: file-handling
Why can’t I write FileWriter outside of Try with resources?
So, I just wanted to create a program to copy the contents from one file(source1) to another file(source2) and convert it into lowercase… while doing so i have came up with the code as: Nothings wrong with the code but i just wanted to know why does it work this way(please read the comment in the code)? Answer If the
How to create txt file in source package folder sub folder ( source package -> invoice)
I need to create a .txt file in the invoices folder. I am using Windows 10. How can I do that? I’ve tried: and But it did not work. Thank you for your support. Answer As Jens said do not use a project source folder to write the file. At run-time of the standalone application there might not be a
How to display the contents of a .txt file on cmd window using Java?
I am working on a project and I want to display the contents of a .txt file on the CMD window. I wrote this piece of code to open a demo.txt file on cmd but it does not work. The “path” variable contains the location where the demo.txt file is placed (as you can see obviously). This code produces the
Difference between System.getProperty(“line.separator”); and “n”?
While developing GUI with Java FX, I seem to get different results with System.getProperty(“line.separator”); and “n” during writing to a file or getting data from internet. What basically is the difference? Answer System.getProperty(“line.separator”) returns the OS dependent line separator. On Windows it returns “rn”, on Unix “n”. So if you want to generate a file with line endings for the