how does below tr command replace nonletters with newlines?
I think I understand tr -cs '\n' part.. but what is
A-Za-z\' <--- what is this??
tr -cs A-Za-z\' '\n' |
-c --complement
-s, --squeeze-repeats
replace each input sequence of a repeated character that is... (0 Replies)
how does below tr command replace nonletters with newlines?
I think I understand tr -cs '\n' part.. but what is
A-Za-z\' <--- what is this??
tr -cs A-Za-z\' '\n' |
-c --complement
-s, --squeeze-repeats
replace each input sequence of a repeated character that is... (1 Reply)
Hi am having a c pgm. It has the include files (unistd.h,sys/types.h,win.h,scr.h,curses.h,stdarg.h and color.h). I don't know the purpose of these include files. will u plz explain me. (1 Reply)
Hi ,
I have three funcions f1, f2 and f3 .
f1 calls f2 and f2 calls f3 .
I have a global variable "period" which i want to pass to f3 .
Can i pass the variable directly in the definition of f3 ?
Pls help .
sars (4 Replies)
Its great someone provided this script that strips out a filename and extension but can someone explain how each line works?
file1='Jane Mid Doe.txt'
newfile='Jane.txt'
1) ext=${file1##*.}
2) filename=${file%%.???}
3) set -- $filename
4) newfile="1.$extension" (1 Reply)
I have found a code some where, which looks like
if (test $value)
then
<do something>
fi
I am not understanding what is test doing here. I have seen test with !,-eq, -e etc.
But, the above appears to be a new one to me.
Can anyone please expalin me. (4 Replies)
Hello Unix experts,
If I could get any explanations on why the code below doesn't work it would be great !
My input looks like that ("|" delimited):
Saaaaabbbbbccccc|ok
Sdddddfffffggggg|ok
The goal is, if $2 is "ok", to remove everything before the pattern given in the match function... (5 Replies)
Hi,
I need more explination on it, how it works
abcd="$(echo "$abcd" | sed 's/ //g')" >> ${LOGFILE} 2>&1
can any one suggest me on this?
Rgds,
LKR (1 Reply)
Dear All.
I have a script, which process files one by one. In the script I have two functions.
one sftp files to different server
the other from existing file create file with different name.
My question is:
Will sftp function recognize files names , which are created in another... (1 Reply)
Hi All,
Good Day, seeking for your assistance on how to not perform my 2nd, 3rd,4th etc.. function if my 1st function is in else condition.
#Body
function1()
{
if
then
echo "exist"
else
echo "not exist"
}
#if not exist in function1 my all other function will not proceed.... (4 Replies)