Hi,
Need to extract a string from one file and search the same in other files.
Ex:
I have file1 of hundred lines with no delimiters not even space.
I have 3 more files.
I should get 1 to 10 characters say substring from each line of file1 and search that string in rest of the files and get... (1 Reply)
I have a couple of things I got stuck on
1)
I have a text file containing 25k search string that I need to search against compressed file. I have used this command but somehow it doesn't seems to use all the search terms.
I have put one search string per line in the txt file (I clean up... (2 Replies)
I have these files in a directory. It may have more class than the sample below:
DEPT_CHEM101LEC_D_20110301.DAT
DEPT_CHEM101LAB_D_20110301.DAT
DEPT_BIO105LEC_D_20110325.DAT
DEPT_BIO105LAB_D_20110325.DAT
DEPT_CSC308LEC_D_20110327.DAT
DEPT_CSC308LAB_D_20110327.DAT
Is there way to extract out... (5 Replies)
I have a file on UNIX system from where I want to grep the list of all users associated to the particular repository.If the user's list is in single line then I fetch all list but if it is in two separate lines it doesn't.I use the below command
a=KESTREL-DEV;b=users;cat access_file|grep... (1 Reply)
I am attempting to grep an exact string from a series of files within a directory and append that output to the filename when it is present in the file. I've been after this all day with no luck. Thanks for your help in advance :wall:. (4 Replies)
Hello folks,
would like as for your help. I'm downloading list of files which need to be downloaded later.
Via curl I'm getting this output:
% Total % Received % Xferd Average Speed Time Curr.
Dload Upload Total Current Left ... (3 Replies)
Hi,
Need your help for this scripting issue I have. I am not really good at this, so seeking your help.
I have a file looking similar to this:
Hello, i am human and name=ABCD.
How are you?
Hello, i am human and name=PQRS.
I am good.
Hello, i am human and name=ABCD.
Good bye.
Hello, i... (12 Replies)
I'm interested in writing a report script using BASH that searches all of the files in a particular directory for a keyword and printing a list of files containing this string...
In fact this reporting script would have searches for multiple keywords, so I'm interested in making multiple... (2 Replies)
I have a file comp.pkglist which mention package version and release . In 'version change' and 'release change' line there are two versions 'old' and 'new' Version Change: --> Release Change: -->
cat comp.pkglist
Package list: nss-util-devel-3.28.4-1.el6_9.x86_64
Version Change: 3.28.4 -->... (1 Reply)
Discussion started by: Paras Pandey
1 Replies
LEARN ABOUT CENTOS
grub2-fstest
GRUB-FSTEST(3) Library Functions Manual GRUB-FSTEST(3)NAME
grub-fstest -- Debug tool for GRUB's filesystem driver.
SYNOPSIS
grub-fstest [-c | --diskcount=NUM] [-C | --crypto]
[-d | --debug=STRING] [-K | --zfs-key=FILE|prompt]
[-n | --length=NUM] [-r | --root=DEVICE_NAME]
[-s | --skip=NUM] [-u | --uncompress] [-v | --verbose]
IMAGE_PATH <blocklist FILE | cat FILE |
cmp FILE LOCAL | cp FILE LOCAL | crc FILE |
hex FILE | ls PATH | xnu_uuid DEVICE>
DESCRIPTION
grub-fstest is a tool for testing GRUB's filesystem drivers. You should not normally need to run this program.
OPTIONS --diskcount=NUM
Specify the number of input files.
--crypto
Mount cryptographic devices.
--debug=STRING
Set debug environment variable.
--zfs-key=FILE|prompt
Load ZFS cryptographic key.
--length=NUM
Handle NUM bytes in output file.
--root=DEVICE_NAME
Set root device.
--skip=NUM
Skip NUM bytes from output file.
--uncompress
Uncompress data.
--verbose
Print verbose messages.
COMMANDS
blocklist FILE
Display block list of FILE.
cat FILE
Display FILE on standard output.
cmp FILE LOCAL
Compare FILE with local file LOCAL.
cp FILE LOCAL
Copy FILE to local file LOCAL.
crc FILE
Display the CRC-32 checksum of FILE.
hex FILE
Display contents of FILE in hexidecimal.
ls PATH
List files at PATH.
xnu_uuid DEVICE
Display the XNU UUID of DEVICE.
SEE ALSO
info grub
Wed Feb 26 2014 GRUB-FSTEST(3)