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i need to read a text file and find a particular column in that text file ..i have no idea on how to do it ..can anyone help please..

can anyone pls tell me how can i read the contents of a file in reverse order....ie i'm storing the num from 1 to 100 in a file but i wen i read thre content it shouls start from 100 99 to 1..i tried to sort /r but it does …

how to find the vmstat of particular process..if a process id is given

[CODE]import java.io.*; import java.util.*; import java.io.FileWriter; import java.io.IOException; public class Dirtrav { public static void main(String args[]) { // String rootDir="C:\\Projects\\PerfBVT'\\W6_TopicVsQueue_8.2.0.0.74_040110\\"; File directory = new File("C:\\Projects\\PerfBVT'\\W6_TopicVsQueue_8.2.0.0.74_040110"); identifydir(directory); } //File directory = new File("C:\\Projects\\PerfBVT'\\W6_TopicVsQueue_8.2.0.0.74_040110\\"); public static void identifydir(File di) { File[] files = di.listFiles(); if (! di.exists()) { System.out.println("Invalid path"); return; …

i need to find all the files in the directory and sub directory that have a text file..within this text file there is a string called average with some value.. the code below works fine for a single directory...but i need to find the same text files in the sub …