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1answer
34 views

Odd behavior (bug?) of sed when using $

I've got a problem and I am not sure whether this is a bug or if this is supposed to happen when using $ for addressing lines. Basically, I have the following command: sed -e '$s/test/tset/g' ...
0
votes
1answer
23 views

How to express beginning and end of line in sed

I want to use sed to replace every '} that comes at the end of the line to "}. I wrote: sed -i -e "s/'}$/\"}$/g" But this replaces it to: "}$. What is wrong? How can I use regex in my sed to express ...
3
votes
4answers
220 views

Replace a string in a file preceeded by another string

I have a bunch of config files looking as follows: reader_0 = newcamd({ name = "Oct 1", host = "hostname 1", port = 27020, user = "UNAME", pass = "password1", key = "0102030405060708091011121314", })...
0
votes
3answers
104 views

Replace text with another

I would like to replace a string with another string. For example: I would like to change the following text: "listen_addresses = ['127.0.0.1:53', '[::1]:53']" to the following text "...
1
vote
1answer
49 views

preg_replace for replacing comment text in a file

In a file, I want to replace COMMENT AS `<some_comment>` with COMMENT '<some_comment>' That is, replace COMMENT AS with just COMMENT, and replace the backticks around the following ...
1
vote
2answers
188 views

Bash replace string with command

I have a command (logcat) which outputs a long log like this: 07-27 09:26:22.416 17574 17886 D SurfaceControl: Excessive delay in setPowerMode() 07-27 09:26:22.421 17574 17599 I PowerManagerService: ...
0
votes
1answer
227 views

regex to replace a word in a block in a file?

If I have: <Directory /> words allow bus </Directory> Is there a regex that can replace allow with something else and keep the other words and the block intact? So it should look ...
0
votes
3answers
138 views

Can I use sed/awk/etc to replace parts of a file with text from stdin?

I have a configuration script which does basically this: #!/bin/bash source vars.sh cat >foo.output <<EOF # some static stuff (many lines...) variable_bit=($SOME_VAR, $SOME_OTHER_VAR, ...) ...
3
votes
1answer
270 views

Joining all matches of a group in VIM

I'm trying to write a replacement command that would search for a text containing at least 4 letters separated by spaces and remove the spaces: %s/\v%(([a-zA-Z])\s){3,}([a-zA-Z])/\1\2/gc But L i g ...
1
vote
1answer
39 views

Replace literal space with regex space

I want to change a string from This is a string to This\sis\sa\sstring but tr is not working for me no matter if I escape the \ or not string="This is a string" regex=$(echo "$string" | tr " " "\\...
2
votes
2answers
961 views

Replacing backslashes with forward slash within double quotes

I have some C source code which was originally developed on Windows. Now I want to work on it in Linux. There are tons of include directives that should be changed to Linux format, e.g: #include "..\...
2
votes
4answers
1k views

vim regex search and replace

I'm trying to replace part of a string in a file For example I have a csv file. r1,col1,col2,35,000,col4,col5 r2,col1,col2,1,000,col4,col5 r3,col1,col2,325.33,col4,col5 r4,col1,col2,4,325.33,col4,...
6
votes
1answer
954 views

A posix-compliant function for replace text with parameters and regex

I'm making a function with a replacement of strings using regular expressions in a secure way, without possibility to inject characters, and without renouncing the use of regular expressions: #! /bin/...
0
votes
1answer
292 views

Replace spaces with sed and regexp grouping not working

Somewhy replace empty chars (space, tab, etc.) is not working with sed and regexp grouping: sed -i "s|dir(\s*)=(\s*)'${site_path_source}'|dir$1=$2'${site_path_target}'|g" The whole line does replace ...
0
votes
2answers
985 views

Replace comma delimited file with pipe, but not remove comma or quotes etc within text qualifier field, however, remove text qualifier!

My file is a comma delimited file and text qualifier is ~, but my requirement is to find and replace comma delimited file with |(pipe) delimited file and remove text qualifier ~ with nothing, however, ...
0
votes
1answer
3k views

SED command to replace “[Word1 Word2]” to nothing

I am looking for the sed command to replace text like this "[word1 word2]" to nothing. I tried sed -i -e 's/[Word1 Word2]//g' It didn't work and replaced entire my text in disorder way. I would ...
0
votes
2answers
38 views

Replacing string with other string

In line((s) that originate from csv file) 14/Feb/2016:15:21:33-0500]http://map1.link.de/mk what is the easiest part to replace/delete&add ]http://map1.link.de/ with , having in mind that ...
1
vote
2answers
4k views

Sed error replacing partial string with variable [duplicate]

I have 3 text files. I want to search file3 for a string in file2 and replace it with a string in file1 in found. I need to append a custom tag from file1 to the end of the string in file3, replacing ...
0
votes
3answers
180 views

Vim Search and Replace - Regex

I want to perform a search and replace. A newline before any non-digit should be replaced with tab. I tried %s/\n\D/\t/g but it replaced the first character of the word following the newline, which ...
2
votes
1answer
1k views

How can i replace multi line string using sed? [closed]

I have tried the following command:- [root@10 bin]# cat temp asdjahskjdhajksdhjkashjahfksjdhfkjsddhflkdsjhfklsdajhfklajshdkjalsdlkjasdhkljas hskdajkdhkjas cast $recv $UE_CAPABILITY_ENQUIRY ...
1
vote
1answer
2k views

how to find and delete certain regex in geany text editor?

I have a sample text like this: \documentclass[a4paper]{article} \usepackage[a4paper,margin=2cm]{geometry} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \usepackage{color} \setlength{\...
1
vote
1answer
454 views

Replacing mysql settings with sed

I am creating a backup web server but I want the backup server to only have one root user. So after moving all the databases I need to replace all the mysqli_connect(...) lines in db.txt. I have ...
1
vote
2answers
88 views

SED Search and Replace on Linux [duplicate]

I want to change the value from 1521 to 1525 in FROM_HOST only in file gexhosts.cat: FROM_HOST db201521 TO_HOST db201521 Is there a way to do that or some work around? I would really prefer ...
0
votes
2answers
161 views

sed to change dns log string format

I want to use sed to change the following text: (3)www(5)first(3)nth(6)domain(3)com(0) to: www.first.nth.domain.com Can each group between the parenthesis separators be captured and then ...
2
votes
1answer
817 views

Find and replace using parts of the found string in the replace string

Let foo be any string. I have to search a file for all occurrences of \LeftLabel{foo} and replace each occurrence with \LeftLabel{\textsf{foo}} but only if foo does not start with a $ ...
1
vote
3answers
226 views

Is it possible to make sed doing some logic in the replacement part (regex group)

I have few sed command: to extract relevant information My file sample.log (format is ncsa.log) looks like: 2012_04_01_filename.log:29874:192.168.1.12 - - [16/Aug/2012:12:54:21 +0000] "GET /cxf/...
2
votes
2answers
756 views

Replacing matching text after two matching lines

I have a YAML file which includes a stanza looks this: admin::common::passwords: alice: password: '$6$oTQhLvN/4VFJPscD$8LYwUMSFi' bob: password: '$6$JKOtLF0wHeZfIskt$W/M5.ugDS' If the ...
0
votes
2answers
709 views

Use multiple commands in sed to insert text after string with special characters

I am having a little trouble trying to do a search and replace using sed in a config file. I want to use multiple commands using the -e option to do the following. Step 1: find the first occurrence ...
2
votes
1answer
181 views

Sed: replace text keeping digit occurrence

I have some text like: Blablabla <b>[intlink id="</b>2204<b>" type="page"] Blalala I want replace it for remove the </b> and <b>, keeping the id="number". So it should ...
0
votes
1answer
3k views

How to replace multiple occurrences of a pattern with sed

I use the following command to remove surrounding spaces between array keys that are strings or integers in PHP files: sed -ri "s/\[ ([0-9]+|(\x27|\x22).*(\x27|\x22)) \]/[\1]/g" file.php I thought I ...
1
vote
1answer
106 views

Pattern matching and removal of that pattern using sed

I have 2 files with the following names: File 1: RvA_X-IRB-bil-CA101-0+010000-20150327212332-055582-P File 2: RvA_X-IRB-bil-CA101-1+020000-20150327212332-055582-P I am using this command to match ...
0
votes
1answer
108 views

Emacs: query-replace prepend text to the found string

The scenario is that I am trying to append a new class to all the style declrations in my css file. So .oldclass{ float : left; } should change to .newclass .oldclass{ float : left; } The ...
-2
votes
1answer
4k views

Regular expression to mask credit card digits in a file

What is the most simplest way to mask all numbers but the last 4 digits of a credit card number in a file using sed. Using egrep with the following regular expression we can find numbers of Visa, ...
4
votes
4answers
791 views

Replace using vim - Replace a pattern […] by a string

I have a file containing lines in below e.g. format - [foo@host.com, bar@host.com], Payment processed - 23499, params = {'invoice':3243} I only want the account numbers i.e. 23499. It's a number. ...
5
votes
3answers
2k views

Search and replace strings that are not substrings of other strings

I have a list of replacements like so: search_and -> replace big_boy -> bb little_boy -> lb good_dog -> gd ... I need to make replacements for the above, but at the same time avoid ...
1
vote
1answer
416 views

Search for pattern across multiple files and replace a sub-part in all occurences

I am helping a friend with her thesis written in LaTeX and I need a quick solution for a "search and replace". Using a terminal in Linux, how can I find the following pattern: \caption{*\cite{*}} ...
4
votes
2answers
420 views

Why does this add spaces? echo “x ax” | sed 's/x\s*/x /'

I want to find a x, and replace the 0 or more following spaces (\s*) with just a single space. echo "x ax" | sed 's/x\s*/x /' For some reason, instead of replacing the spaces with the single space, ...
2
votes
4answers
3k views

Replace text between brackets

I'm using awk '{ gsub(/BAR|WIBBLE/, "FOO"); print }' to replace text in data like: SOMETHING [BAR, WIBBLE] SOMETHING [BAR] This gives the desired result of: SOMETHING [FOO, FOO] SOMETHING [FOO] ...
8
votes
1answer
2k views

Emacs simple arithmetics in query replace

Is it possible to do the following in emacs: Query replace all numbers in a region by the number +n, for example if you have: 12 and 7 are nice numbers let n be 3, then it should transform to 15 ...
1
vote
2answers
805 views

How to find and replace files contents that match a pattern?

Suppose we have a folder named Project. I would like find each file in the folder that contains the pattern &$ at the function call. For example should replace: AnyFunction(&$arg); with ...
3
votes
1answer
522 views

How to join vCards lines

vCard uses a special way to split long lines: At 75 characters, insert a DOS newline and a space. Joining therefore means to replace all occurrences of the sequence "CR, LF, space" with an empty ...
2
votes
2answers
5k views

regex replace text in xml file within node from the command line

I have an XML file and I would like to replace everything that is between the open and closing tag within multiple instances of the g:gtin node with nothing. Is this possible from the command line, ...
28
votes
3answers
44k views

Replace using VIM, reuse part of the search pattern

I am working with VIm and trying to set up a search and replace command to do some replacements where I can re-use the regular expression that is part of my search string. A simple example would be a ...