hi i am new to c programming and found this on the net could someone tell me what it actually does, many thanks in advance cheers
#include <fcntl.h>
main()
{
int fd;
fd = open("in1", O_RDONLY);
printf("%d\n", fd);
}
and this too please
#include <fcntl.h>
main()
{
int... (1 Reply)
Hi All,
Please help me in the following query
need a command to get all the files in the present directory except the next day file
format :: abc_<DD>.log
$ls -l
abc_10.log
abc_10.log
abc_11.log
Now i need the output in abc.list which should contains
$more abc.list
abc_10.log... (5 Replies)
Hi
i have a variable with lots of tokens seperated with spaces.
e.g VAR="ABC DEF GHSD GHQS TUTSD JHDTQ QDHQ CDQKDGQ WQUTQD DQUTQD DQJGDQ QDTQD WDQUTQDU QDUGQD QDJGQD DQUTDUQ QDUIDTQ"
i want to separate all of the above tokens and call a script with each of the token e.g sh script.sh <TOKEN>... (4 Replies)
Hello guys I am new to awk programming. I need the below required script which can perform the following.
I have a file containing below data.
SNA NoCRD = 131
SNA OBarr = 3
SNC NoCRD = 76
SNC OBarr = 1
SND NoCRD = 155
SND OBarr = 5
SNE NoCRD = 100
SNE OBarr = 1
SNF NoCRD = 131
SNF... (2 Replies)
Below is my code which gives output like this: Every time we have to open the script file and change the value of TG in BEGIN. what i want to do is
that i give two three values at the sametime and then run the script and
it gives output one by one at the same time.
I think i have to define... (2 Replies)
My data is something like shown below.
date1 date2 aaa bbbb ccccc
date3 date4 dddd eeeeeee ffffffffff ggggg hh
I want the output like this
date1date2 aaa eeeeee
I serached in the forum but didn't find the exact matching solution. Please help. (7 Replies)
Executed the following if conditions .. and got different results .
only (( )) gave correct o/p with all scenarios .
Can anybody please let me know what is the difference between and ] and ((condition)) when used with if condition.
And why each condition gave different result.
1.... (2 Replies)
hi,
I have some problems in my simple script about the redirect echo stdout command inside a condition. Why is the echo command inside the elif still execute in the else command
Here are my simple script
After check on the two diff output the echo stdout redirect is present in two diff... (3 Replies)
Input file (4 DATA record shown in this case):
DATA AA0110
ACCESSION AA0110
VERSION AA0110 GI:157412239
FEATURES Location/Qualifiers
length 1..1170
1..1700
/length="1170"
position ... (5 Replies)
HI
My doubt may be basic one but I need to get it clarified..
When i use "if" condition that checks for many AND, OR logical conditions
like
if ]; then
return 0
fi
Even the if condition fails it returns as zero.. Any clue..
But if i add else condition like
if ]; ... (2 Replies)
Discussion started by: Priya Amaresh
2 Replies
LEARN ABOUT CENTOS
grub-render-label
GRUB-RENDER-LABEL(1) User Commands GRUB-RENDER-LABEL(1)NAME
grub-render-label - generate a .disk_label for Apple Macs.
SYNOPSIS
grub-render-label [OPTION...] [OPTIONS]
DESCRIPTION
Render Apple .disk_label.
-b, --bgcolor=COLOR
use COLOR for background
-c, --color=COLOR
use COLOR for text
-f, --font=FILE
use FILE as font (PF2).
-i, --input=FILE
read text from FILE.
-o, --output=FILE
set output filename. Default is STDOUT
-t, --text=STRING
set the label to render
-v, --verbose
print verbose messages.
-?, --help
give this help list
--usage
give a short usage message
-V, --version
print program version
Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.
REPORTING BUGS
Report bugs to <bug-grub@gnu.org>.
SEE ALSO
The full documentation for grub-render-label is maintained as a Texinfo manual. If the info and grub-render-label programs are properly
installed at your site, the command
info grub-render-label
should give you access to the complete manual.
grub-render-label (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-RENDER-LABEL(1)