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Thanks for your reply, drl.

I am using csh, not tcsh.
'which' will have different behavior on different machines.
I tried on AIX5300, before it gave out the "ls" path, it will first source...

Today I encounter one problem, I ran one script like follows:

#!/bin/csh -f

which ls

It supposes to skip the .cshrc and .login files when run this script with the "-f" option, but it does...

I just realized that this is not a problem about array, it is problem just like follows:
set CMD = "ls -ltr|wc -l"
`$CMD` or $CMD are all wrong, can any one give me a solution if I want to use the...

I mean how I can use the commands list in an array, or even aliases I created...

Hi all,

I want to use some commands and I wrap them into an array, like follows:
set ALIAS_AR = ( "ls -ltr|wc -l" \
"ps -ef|grep -v grep |grep tty|wc -l" \
...

Here is my problem: can we set the variables in the HERE DOCUMENT? I have tried but failed. Any one has good comments please let me know.

#!/bin/csh -f

pbrun -u xmgbrk runshell <<!
@ $num1 =...

Yes， reborg. As I reset the env variables for http_proxy and ftp_proxy, they are fine now.

BTW: I used the uppercase HTTP/FTP_PROXY for the env variables, and they are incorrect.

Thank you very...

Hello all,

I have encountered a strange question. I installed a Ubuntu 8.10 in the VMware in the XP, and use putty to connect to ubuntu. Everything is fun except I can't use the wget in putty,...

Hello guys,

I want to use an alias as an sub function in the script. Here is my issue:
I want to use
exsit_en <pattern> <file>
to indicate that if the <file> contains <pattern> the expression...

Hello all,

I tried the following commands in the cshell, but failed.
~Cshell %set i=2
~Cshell %set fields${i}= ( ad dd dd )
~Cshell %echo $fields${i}
fields: Undefined variable.
~Cshell %echo...

As I tried many times, and now I have a fix: Do NOT use the double quotes around the awk command in echo
echo "Your login name is $logname, your user's ID is " `grep $logname /etc/passwd|awk -F:...

Hello Palsevlohit,

How to deal this with sed command?
When I try this, i got the following error:
echo "('20080920212141','net','Q05','DB','0','20080921064023','netbackup','netbackup')" |sed -e...

Hello Guys,

I was trying to obtain the information from the /etc/passwd file, here was my script:
38 echo -n "What's your login name? "
39 set logname=$<
40 echo "Your login name is $logname,...

Thank you, I missed the part after the option.

Hello aigles,
Could you elaborate that the option of sort -k?
I mean in your two solutions, the first one used -k1.9 and the second one used the -k1,1, are there any difference between them? I...

Hello everyone,

I have problems to log into systems recently. Here is the description of the problem:
I installed windows and ubuntu linux in my laptop, sometimes after I pushed the power button,...

You mean you execute the script, and you get two variables? You can try this.

#!/bin/bash
#GetVarOnceALine.ksh <logfilename>

line=`head -1 $1`
if [ $line -eq "" ]; then
echo "Logfile is...

It makes a bit more clear to me. Thank you for your detailed explanation... I can seek for some real and good scripts, and study from the basic.

Thank you again...

Thank you era, again!! It works now.

The if can determine the exit status of the command, I forget this!!! And the powerful AWK...
But could you explain the exec command? It seems strange and...

In my script:

1 #!/bin/ksh
2 #To retrieve the ID for lots of the channels
3 #The id is the _NEWESTEID
4 #Usage: RetrieveID.ksh <filein> <fileout>
5 set -x
6...

Thank you very much, joeyg. Your way works!

In the ksh, we can use r -[n] to repeat the command use before, but in the bash, it seems not. My question is, how can I use the "r" in the bash? Do i need to install sth? Thank you

I have tried in the bash, and ls can use the pattern[0-9] as a filter.

Are you sure there are files matched the pattern in the specified directory?

Thanks again, era. You are a master in this field! Your suggestion makes my script much easier. Keep learning from you...

Here is the script:

#!/bin/bash
#set -xv
RAWDATAFILE="temp1"
GOODDATAFILE="temp2"
FindSOS()
{
local NUM=0 #return value for the id of SOS
local cnt=1
if grep "EOS" $1
then
sed -e...