10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
sed is not applying /d "delete line" option when I also include match word options \< and \>
examples...
echo cat | sed '/\<cat\>/d'
will return cat for some reason
echo cat | sed "/\<cat\>/d"
will also still return cat.
Of course I can just run this... echo cat | sed '/cat/d' and... (1 Reply)
Discussion started by: escooter87
1 Replies
2. Shell Programming and Scripting
I'm attempting to replace a substring that contains a hyphen and not having much success, can anyone point out where i'm going wrong or suggest an alternative.
# echo /var/lib/libvirt/images/vm888b-clone.qcow | sed -e 's|vm888-clone|qaz|g'
/var/lib/libvirt/images/vm888b-clone.qcow (1 Reply)
Discussion started by: squrcles
1 Replies
3. Shell Programming and Scripting
Hi,
I have a requirement where in I need to insert delimiters before the last column of the total delimiters is less than a specified number.
Say if the delimiters is less than 139, I need to insert 2 columns ( with blanks) before the last field
awk -F 'Ç' '{ if (NF-1 < 139)} END { "Insert 2... (5 Replies)
Discussion started by: arunkesi
5 Replies
4. Shell Programming and Scripting
Having a huge file in the following format.
2,3,1,,,4
1,2,3,,,,,5,
8,7,3,4,,,,
Output needed is:
2,3,1,0.0,0.0,4
1,2,3,0.0,0.0,0.0,0.0,5,
8,7,3,4,0.0,0.0,0.0,
I have tried reading the file each line, using AWK to parse to find out ",," and then insert 0.0 . It works but very slow. Need... (8 Replies)
Discussion started by: wincrazy
8 Replies
5. UNIX for Dummies Questions & Answers
Hi,
I need to delete all text between "|" delimiters. The line in text file typically looks like this:
1014182| 13728 -rw-r--r-- 1 imac1 staff 7026127 2 okt 2010 |/Users/imac1/Music/iTunes/iTunes Media/Music/Various Artists/We Are the World_ U.S.A. for Africa/01 We Are the World.mp3... (2 Replies)
Discussion started by: andrejm
2 Replies
6. Programming
Hi,
This is my first post.It has two parts
first part:
I want to match a line that starts with whitespace tab or similar followed by
must start with specific word and not match same word start with hyphen
like this:
grep height file1:
height: 150px;
line-height: 1.5em;
height:... (4 Replies)
Discussion started by: medium_linux
4 Replies
7. Shell Programming and Scripting
Can someone please help?I have a file - fixed.txt----------------------------AABBBBCCCCCCDDDEEFFFFGGGGGGHHHIIJJJJKKKKKKLLL----------------------------To insert delimiters at fixed lengths of 2, 4, 6, 3, I created a file text1.txt as-------------------2463----------------------and trying to execute... (10 Replies)
Discussion started by: jd_mca
10 Replies
8. Shell Programming and Scripting
I'm working with a file like:
somestuff
somemorestuff
...
someadditionalstuff
STARTTAG
ENDTAG
someotherstuff
somecoolstuff
...
somefinalstuffI've got some text (either in a file or piped) to put between STARTTAG and ENDTAG. I was thinking something like grepping for the line number of... (2 Replies)
Discussion started by: BMDan
2 Replies
9. Shell Programming and Scripting
Hi There!
I have the following string
which i need to convert to
i.e. between each occurence of the delimiter ('|' in this case), i need to delete all characters from the '|' to the ':' so that |10,9:12/xxx| becomes |12/xxx|
How can i do this using sed?
Thanks in advance! (13 Replies)
Discussion started by: orno
13 Replies
10. UNIX for Dummies Questions & Answers
Hi,
Newbie here. Need to convert a txt file to .csv format. There's no character to replace so not sure if I can use sed :confused: . The comma is to be inserted after every certain number of characters in each line...
Help!
Thanks. (4 Replies)
Discussion started by: mbelen
4 Replies