What is the most efficient way of retrieving and replacing the last line of a text file (in Java 1.4) that could potentially contain millions of lines? Code examples I have ...
I need to retrieve and change a number in a text file that will be in the first line. It will change lengths such as "4", "120", "78" to represent the ...
Hi everyone.... I had develope a midlet to read and retrive text files from j2ee server. I had created the text file and want to store it to public_html folder in j2ee server. How sould i store this text files to this folder?? i'm using j2ee sdk 1.4.03 and j2me wireless toolkit
If you want to put your "name-value" paramters in a text file, then use the regular reader/writer methods to read/write to a text file. But, u should have some kind of a rigid format. In case, these values are not going to change, u may use an interface & put all those values in that. sathvathsan
package my.scan; import java.util.*; //importing some java classes import java.lang.*; import java.io.*; public class ScanNum { /** * @param args */ public static void main(String[] args) { int i = 0; try { Scanner myFile = new Scanner(new FileReader("C:/Documents and Settings/shikhau/workspace/SanNumber/freelast.txt")); while (myFile.hasNextInt()) { i = myFile.nextInt(); System.out.println(i); } } catch (FileNotFoundException e){ System.out.println("Sorry! This file is not found"); } } ...
I tried to split on the spaces and it didn't work. It's been a while but I think it was a nullpointerexception. Just to troubleshoot, I created a file with just a few values that were comma seperated and split on the comma and that worked fine. Of course it only had a couple of lines and the read point was ...
Iam reading a file ...and writing some contents to another file.I need to get out put as it is line iread from filenote that it is single line xmlns:edm="http://www.bt.com/btgs/eai/EDMOrderSchema">create2006-05-18T17:10:11ZSUCCESS But i got output as.... Iam using the following code...can anybody identify pblm in code... final String START3_TAG = "
Thank for reply=D Yap the row and column will change but i had already parse these lines into my code. However, i am still figuring on how to get the integer number 1,2,2,4 of the text file using while loop and not include the "" in the reading. Can this be done?
I am doing an assignment where I am running two "identical" servers on different computers (same network), so that reliability is increased. I have to take into consideration if one were to go down, how do we update the lost information. Right now I have my program saving critical data to a text file, and I am trying to find a ...