I am trying to using pipe (|) with ! (not) operator to list all the other files except the latest two and I am using the following command.
$ ls -ltr *.lst|!(tail -2)
ksh: 20050211180252.lst: cannot execute
but it is trying to execute the file returned by tail -2. I am able to do that in 4... (8 Replies)
Hi ,
I have found a interesting thing about tail command:
when I tried to use 'tail -1 *' to look at every file with the current derectory, I only got one line of result of one file.
But if I use 'head -1 *', I would get multiple lines.
Is there a way to do get multiple lines with 'tail -1 *'... (3 Replies)
I was wondering how can I do this
I have file myfile.txt
wc -l is: 5 000 000
I have to remove first 1 000 000 lines from header..
I tryed with tail -4000000 myfile.txt>newfile.txt
but it does not work...
any help?? (2 Replies)
HI i have to copy the last 5000 lines form a log file and copy the same in the same file .overwriting the same log file.
ex: tail -5000 testfile1 > testfile2
cat testfile2
mv tesftfile2 testfile1
will produce the correct result.but i want to have this done in one line???? (4 Replies)
Please help with the following command
tail -f /appdata/logs/alert_audit517.txt | grep "Sep 02"
The problem I have is with the file name "alert_audit517.txt". The 3 digit number at the end of the file name changes, so I need the file name to use a wildcard. Ive tried alert_audit***.txt, but... (5 Replies)
Hi,
In my home directory, there are so many files. i tried to get the lastly created file by following command.
file=`ls -lrt MXOfiles* | tail -1`
As there are so many files, it displays
"$ : 0403-027 The parameter list is too long."
Can someone tell me how can i get the recent file... (1 Reply)
Hi does anyone know how to create a file using the tail command? My book has this file I need to create and it says to use the tail command and that it is possible but I have no idea. Thanks. (4 Replies)
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known data:
Devise a chain of filters using some or all of the following programs pr, cut, cat, tail to
display a numbered... (8 Replies)
Hi,
I want to do file format using awk script, for that i wan to use 'tail'. Here is the scenario. I will be having set of files in a directory. Those files i need to write to another directory with same file name, but while writing the file to out directory, i need to write the last line as... (3 Replies)
Hi Team,
Can anyone help me here:
I have to access server logs via putty and these logs file is a trailing file (continously updating) with ERROR and WARNINGS... I need to know if I can pull this trailing file to a local drive so that I can do some higlighting on some keywords through Notepad... (13 Replies)
Discussion started by: jitensetia
13 Replies
LEARN ABOUT DEBIAN
gc
GC(1) General Commands Manual GC(1)NAME
gc - count graph components
SYNOPSIS
gc [ -necCaDUrs? ] [ files ]
DESCRIPTION
gc is a graph analogue to wc in that it prints to standard output the number of nodes, edges, connected components or clusters contained in
the input files. It also prints a total count for all graphs if more than one graph is given.
OPTIONS
The following options are supported:
-n Count nodes.
-e Count edges.
-c Count connected components.
-C Count clusters. By definition, a cluster is a graph or subgraph whose name begins with "cluster".
-a Count all. Equivalent to -encC
-r Recursively analyze subgraphs.
-s Print no output. Only exit value is important.
-D Only analyze directed graphs.
-U Only analyze undirected graphs.
-? Print usage information.
By default, gc returns the number of nodes and edges.
OPERANDS
The following operand is supported:
files Names of files containing 1 or more graphs in dot format. If no files operand is specified, the standard input will be used.
EXIT STATUS
The following exit values are returned:
0 Successful completion.
1 The -U or -E option was used, and a graph of the wrong type was encountered.
AUTHOR
Emden R. Gansner <erg@research.att.com>
SEE ALSO wc(1), acyclic(1), gvpr(1), gvcolor(1), ccomps(1), sccmap(1), tred(1), libgraph(3)
21 March 2001 GC(1)