Search Results

Thanks!

In another example below, how about substituting string3 ONLY to the first occurrence of string2, right after the occurrence of string1? The pattern I am looking for is string1 and just...

I found this in the forum that searches a file for string1, substitute all occurrences of string2 with string3.
(Title: Replace string2 by string3 where string1 is found in line)

>> sed -i...

I was able to use the solution provided by RudiC for the required file output (yes, also after removing the BOM from source file).
I'm currently using the solution provided by ctsgnb on other...

I have a source csv file consists of first field as variable name, and the rest are site-specific information (converted from excel file, where site -specific values in columns). I am trying to...

Thanks, it works!

sed 's/\.[^.]*$//' infile

I have a file that contains:

yahoo.com.23456
web.log.common.us.gov.8675
192.168.1.55.34443
john-doe.about.com.22233
64.222.3.4.120
sunny.ca.4442

how can i remove the strings after the last...

I need an assistance in file generation using awk, sed or anything...

I have a big file that i need to filter desired parts only. The objective is to select (and print) the report # having the...

for the command below, it looks for the 3rd field value matching "P" and printing it.

awk '{if ($3 == "P") print}' file

how would i express this if i use a loop to find more that 1 variable fro...

can this be done using the same command above?

thanks.
apalex

you are right sorry about that.

how to awk, to print the lines with integers only, having random patterns.

from:

qwerty
12345
asdfg
56789
zxcvb
00001
58364
22222


will be:
...

how do you print the lines that contain integers only, using grep or awk?

thanks ,
apalex

------------------
this file below:
qwerty
01234
asdfgh
01234
qwer12
asdf05

will be:
01234...

How do I filter a long report, with the "STARTWORD" and "STOPWORD" as the variables to use in my awk command, to print the whole data segment that only contains the matched start/stop word?

awk...

the shell script worked fine, thank for this helpful info i can use at work. just a clarification though, what does << End_of input do? on the first line?

thanks...

how can i modify a file using sed when searching
for a pattern and insert newline after the pattern?

pattern example: $ ...(any characters)...$

$ may082001.../tmp/msg.001,,$ REPT CLEAR...

Thanks for the info!

Perderabo, can you please explain further the line below?
i can't follow the logic of using ", ' ,= and {} on the sed.

sed -n '/'"${string}"'/=' < infile

Is there any fix in the code for...

Thanks Perderabo!

i tried your code and it works great. although i had an error
when i entered the string df/DF.

apalex>cat infile
pattern1 $Major
pattern2 -Crit
pattern3 df/DF
...

i have this script that searches for a pattern.
However it fails if the pattern includes some
special characters. So far, it fails with the
following strings:
1. -Cr
2. $Mj
3. H'412...

worked great!! thanks!

I have a 1-column file with
random numbers. this script runs
to subtract 1 to the number and
written to a file. With over
10,000 lines, it takes >2 minutes
to complete the loop operation.

is...

i have this on my printline script. i'm just wondering if there's a better way...

# printline 344

b=`expr $1 - 1`
a=`expr $1 + 1`
sed -n ''$b','$a'p' file > newfile

how do you print the lines before and after the line you are interested in? Example: Line to be printed: line 344

Output:
line 343
line 344
line 345

Thanks

you are missing a slash (/) after 2002 in your original command.

sed "s/ACTIVE/2002/" myfile.txt > yourfile.txt

this replaces the first occurrence of text ACTIVE with 2002 in each line.

g...

try:

sed '/ACTIVE/s//2002/' mydata.txt > yourdata.txt

My file in ksh consists of message data of varying lengths (lines), separated with headers.
I would like to find a string from this file, and print out the whole message data including the...