10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello!
I know that this expression gets rid of non-alphanumeric characters:
sed 's///g'
and I understand that it is replacing them with nothing - hence the '//'-, but I don't understand how it's doing it.
It seems it's finding strings that begin with alphanumeric and replacing them with... (2 Replies)
Discussion started by: bgnersoon2be#1
2 Replies
2. Shell Programming and Scripting
Hi,
I have a file with this line, it's always in the first line:
I want to remove these special characters: ´╗┐
file1
´╗┐\\bar\c$\test2\;3.348.118 Bytes;160 ;3
\\bar\c$\test\;35 Bytes;2 ;1
I want the same file to be only
\\bar\c$\test2\;3.348.118 Bytes;160 ;3
\\bar\c$\test\;35... (4 Replies)
Discussion started by: nakaedu
4 Replies
3. Shell Programming and Scripting
Hi,
I am new to Sed and would like to know if it is possible to remove the characters .
I have a couple of files with a keyword and would like to remove the substring.
I am Using sed s/// but Its not working
Thanks for your Support
Andrew Borg (2 Replies)
Discussion started by: andrewborg
2 Replies
4. Shell Programming and Scripting
Hi All,
I am new to Unix and trying to run some scripting on a linux box. I am trying to remove the non alphanumeric characters and alpha characters from the following line.
<measResults>883250 869.898 86432.4 809875.22 804609 60023 59715 </measResults>
Desired output is:
883250... (6 Replies)
Discussion started by: jackma
6 Replies
5. UNIX for Dummies Questions & Answers
Friends,
I want to remove charecters from multiple .txt files.
Foe example :
In this .txt files there are many "ctrl m" present in last of each line in one .txt file.
I want to remove "ctrl m" from each line from all .txt files.
Need your help regarding this. (4 Replies)
Discussion started by: meetsubhas
4 Replies
6. UNIX for Dummies Questions & Answers
I am trying to analyse a large file of sequencing data, example of first 10 lines below,
@HWUSI-EAS656_0044_FC:7:1:2447:1039#GCAATT/1
GNCTATGGCTTGCCGGGCTCAGGGAAGACAATCATAGCCATGAAAATCATGGAAAAGATCAGAAAAACATTTCAA
+HWUSI-EAS656_0044_FC:7:1:2447:1039#GCAATT/1... (1 Reply)
Discussion started by: Adeleh
1 Replies
7. Shell Programming and Scripting
Here is my problem.
I have a list of phone numbers that I want to use only the last 4 digits as PINs for something I am working on. I have all the numbers in a file but now I want to be removed all items EXCEPT the last 4 digits.
I have seen sed commands and some grep commands but I am... (10 Replies)
Discussion started by: Sucio
10 Replies
8. Shell Programming and Scripting
I have the following line:
4/23/2010 0:00:38.000: Copying $$3MSYDDC02$I would like to use sed (or similiar) to remove everthing between and including $ that appears in the line so it ends up like this.
4/23/2010 0:00:38.000: Copying 3MSYDDC02I have been trying these but i'm really just... (5 Replies)
Discussion started by: jelloir
5 Replies
9. Shell Programming and Scripting
what is the sed command to remove the first two characters of every line of a text file?
each line of the text file has the same amount of characters, and they are ALL NUMERIC. there are hundreds of lines though.
for example,
>cat file1.txt
10081551
10081599
10082234
10082259
20081134... (20 Replies)
Discussion started by: ajp7701
20 Replies
10. Shell Programming and Scripting
Hello,
I am new to shell scripting, and I am trying to create a script that reads an input like the following
firstname:lastname:age
firstname:lastname:age
firstname:lastname:age
in a text file. I have a 2 part question. First how do I open the file in a shell script. And then how can... (7 Replies)
Discussion started by: TexasGuy
7 Replies
