10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
to get the checksum of a file on unix systems, you can just use the "cksum" command.
i discovered there are some watered down versions of unix systems i have to do some work on. surprisingly, these systems have perl installed on them and awk.
so if the cksum command is not available on a... (1 Reply)
Discussion started by: SkySmart
1 Replies
2. Shell Programming and Scripting
Okay so I'm 13 and my dad set me a challenge of writing a program that check to see if a box is online with input parameter when starting the program so i came back with this.The top commented out bit is what he showed me how to do after i show him my code.
#!/bin/sh
#in=${@}
#tst=`echo... (3 Replies)
Discussion started by: mattylad000
3 Replies
3. Shell Programming and Scripting
Hi I am trying to make my scripts to run from any directory and after some research (googling) I find there are 2 ways to do this
1. export PATH=$PATH:directory
2. create a /bin directory in your home directory and put your scripts there.
Could someone tell me the relative merits of either... (1 Reply)
Discussion started by: piynik
1 Replies
4. UNIX for Dummies Questions & Answers
I am trying to figure out the OS version of my Linux box. I got three commands:
# uname -a
Linux test01 2.6.18-238.el5 #1 SMP Thu Jan 13 15:51:15 EST 2011 x86_64 x86_64 x86_64
# cat /proc/version
Linux version 2.6.18-238.el5 (mockbuild@builder10.centos.org) (gcc version 4.1.2 20080704... (4 Replies)
Discussion started by: insvf
4 Replies
5. UNIX for Dummies Questions & Answers
How does X windows system launch a program?
Does X give init a command (fork) or does x give BASH a command? Can/does X interact with init directly or does everything go through BASH? :wall:
Thanks in advance! (4 Replies)
Discussion started by: theKbStockpiler
4 Replies
6. Shell Programming and Scripting
Hi!
I really need your help!
I need to operate the columns separate by ',' of a file with this structure
a1,a2,a3
b1,b2,b3,b4,b5
c1,c2
d1,d2,d3
e1
....
and I want the result of this subtractions
a1-a1,a2-a1,a3-a1
b1-b1,b2-b1,b3-b1,b4-b1,b5-b1 (10 Replies)
Discussion started by: geparada88
10 Replies
7. Programming
what are the precautions to be taken care for avoiding zombie process ? (8 Replies)
Discussion started by: Gopi Krishna P
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8. UNIX for Dummies Questions & Answers
What are the ways to know about a command? (7 Replies)
Discussion started by: g.ashok
7 Replies
9. UNIX for Dummies Questions & Answers
How many ways are there to open a file in unix?
wha i know is mentioned below
suppose if xx is a filename, then
1) cat xx
2) more xx
3) view xx
4) less xx
I heard there are seven ways to open a file. If so, can anyone tell me all the ways to open a file and correct me the above... (3 Replies)
Discussion started by: venkatesht
3 Replies
10. Tips and Tutorials
A common thing in shell scripting. I came across this script that will be useful for people learning to write script.
#!/usr/bin/ksh
#
# SCRIPT: 12_ways_to_parse.ksh.ksh
#
#
# REV: 1.2.A
#
# PURPOSE: This script shows the different ways of reading
# a file line by line. Again... (0 Replies)
Discussion started by: google
0 Replies
POLYGRAPH-CMP-LX(1) User Commands POLYGRAPH-CMP-LX(1)
NAME
polygraph-cmp-lx - log comparison tool
SYNOPSIS
cmp-lx.pl [--precision=percent] [--scope=important|all] <f1.lx> <f2.lx>
DESCRIPTION
Cmp-lx compares results from two tests and prints stats that differ significantly. With important scope some stats are ignored. The follow-
ing events are not important:
*.last
*.min and *.max except for *.hist.min and *.hist.max
*.mean if there is corresponding *.hist.mean
rare events
Histogram and errors are important.
Rare events are events that happened in less than 0.1% of the cases where they could have occurred. Measurements related to such events are
not important. Event rate is calculated using xact.started measurement as total count. List of events:
basic offered hit miss cachable uncachable fill ims reload range
head post put abort page ssl ftp 100_continue proxy_validations auth
tunneled proxy_validation rep req
OPTIONS
--precision=percent
difference threshold in percent, default: 10
--scope=important|all
which stats to compare, default: important
COPYRIGHT
Copyright (C) 2003-2006 The Measurement Factory, Inc.
SEE ALSO
polygraph(7) - general information and a list of programs
http://www.web-polygraph.org/ - project web site
polygraph-cmp-lx - Web Polygraph February 2010 POLYGRAPH-CMP-LX(1)