Hello,
I have a variable that displays the following results from a JVM....
1602100K->1578435K
I would like to collect the value of 1578435 which is the value after a garbage collection. I've tried the following command but it looks like I can't get the > to work. Any suggestions as... (4 Replies)
Hi all
I want to do a simple substitution in awk but I am getting unexpected output. My function accepts a time and then prints out a validation message if the time is valid. However some times may include a : and i want to strip this out if it exists before i get to the validation. I have shown... (4 Replies)
Hi there!
I am really enjoying working with sed. I am trying to come up with a sed command to replace some occurrences (not all) in the same line, for instance:
I have a command which the output will be:
200.300.400.5 0A 0B 0C 01 02 03
being that the last 6 strings are actually one... (7 Replies)
Hi,
I tried to adapt bartus's solution to my problem, without success. I want to replace all the occurences of this:
with:
, where something can contain an arbitrary number of balanced parens and brakets.
Any ideas ?
Best, (1 Reply)
I must design a UNIX script to monitor files whose size is over a threshold of 5 MB in a specific UNIX directory
I meet a problem during the for loop in my script. Some file names contain spaces.
ls -lrt | awk '$5>=5000000 && length($8)==5 {gsub(/ /,"_",$9); print};'
-rw-r--r-- 1 was61 ... (2 Replies)
Hi all.
I have the following command that is successfully searching for any one of the strings on all lines of a file and replacing it with the instructed value.
cat inputFile | awk '{gsub(/aaa|bbb|ccc|ddd/,"1234")}1' > outputFile
This does in fact replace any occurrence of aaa, bbb,... (2 Replies)
Hi,I have 2 files master.txt & reference.txt as shown below & i require o/p as mentioned in file 3 using awk but content is not replacing properlymaster.txt:... (15 Replies)
Hi I have a source file that looks like
a,b,c,d,e,f,g,h,t,DISTI(USD),MSRP(USD),DIST(EUR),MSRP(EUR),EMEA-DISTI(USD),EMEA-MSRP(USD),GLOBAl-DISTI(USD),GLOBAL-MSRP(USD),DISTI(GBP), MSRP(GBP)
I want to basically change MSRP(USD) to MSRP,USD and DIST(EUR) to DIST,EUR and likewise for all i'm using... (3 Replies)
Hi Forum.
I'm trying to cleanup the following data elements (To remove any occurences of commas and any extra spaces) while preserving the <TAB> delimiter using awk gsub but I have not been successful.
Original Data:
4365 monte des source rue,, ,<TAB>trevost<TAB>QC
Desired Data:... (1 Reply)
Discussion started by: pchang
1 Replies
LEARN ABOUT REDHAT
head
HEAD(1) FSF HEAD(1)NAME
head - output the first part of files
SYNOPSIS
head [OPTION]... [FILE]...
DESCRIPTION
Print first 10 lines of each FILE to standard output. With more than one FILE, precede each with a header giving the file name. With no
FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-c, --bytes=SIZE
print first SIZE bytes
-n, --lines=NUMBER
print first NUMBER lines instead of first 10
-q, --quiet, --silent
never print headers giving file names
-v, --verbose
always print headers giving file names
--help display this help and exit
--version
output version information and exit
SIZE may have a multiplier suffix: b for 512, k for 1K, m for 1 Meg.
AUTHOR
Written by David MacKenzie.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for head is maintained as a Texinfo manual. If the info and head programs are properly installed at your site, the
command
info head
should give you access to the complete manual.
head (coreutils) 4.5.3 February 2003 HEAD(1)