10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I need more explination on it, how it works
abcd="$(echo "$abcd" | sed 's/ //g')" >> ${LOGFILE} 2>&1
can any one suggest me on this?
Rgds,
LKR (1 Reply)
Discussion started by: lakshmanraok
1 Replies
2. UNIX for Dummies Questions & Answers
Hi all
I am new to egrep can someone please explain me what does the below Statement do
egrep -v "^missing sales|^\
Thanks in advance
Sri
Please use next time code tags for your code and data (4 Replies)
Discussion started by: Sri3001
4 Replies
3. UNIX for Dummies Questions & Answers
Hey everyone, I just need some clarification on a filesystem question that's been bothering me. When checking df- k (output below) you can see the root filesystem, usr, var, and the disks they are mounted to at the top of the list. However below there appears to be another root filesystem... (2 Replies)
Discussion started by: blinkme323
2 Replies
4. UNIX for Dummies Questions & Answers
Its great someone provided this script that strips out a filename and extension but can someone explain how each line works?
file1='Jane Mid Doe.txt'
newfile='Jane.txt'
1) ext=${file1##*.}
2) filename=${file%%.???}
3) set -- $filename
4) newfile="1.$extension" (1 Reply)
Discussion started by: Lillyt
1 Replies
5. UNIX for Dummies Questions & Answers
HI
Can anybody explain following UNIX features?
Removable file system
Dynamic file space allocation
Thanks (1 Reply)
Discussion started by: skyineyes
1 Replies
6. Shell Programming and Scripting
Hi
All,
Can anybody explain what this script is doing?
#!/bin/sh
who | cut -d " " -f1 | sort -u > userlist1
while true ; do
sleep 60
who | cut -d" " -f1 | sort -u >userlist2
for username in `cat userlist1` ; do
if ! grep "^$username$" userlist2 > /dev/null ; then
echo... (0 Replies)
Discussion started by: vishalpatel03
0 Replies
7. UNIX and Linux Applications
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)
Discussion started by: Mari.kb
1 Replies
8. Shell Programming and Scripting
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)
Discussion started by: convenientstore
1 Replies
9. Shell Programming and Scripting
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)
Discussion started by: convenientstore
0 Replies
10. Shell Programming and Scripting
Hi,
Could anyone please explain why we have arr=1 - what does this statement do?
awk -F\; 'FNR==NR{arr=1;next};$3 in arr' core.txt gmrd.txt
Any help appreciated (2 Replies)
Discussion started by: penfold
2 Replies