Tagged Questions

Also known as regular expression or regexp, a description of a set of strings, often used for searching and validating strings.

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Find repeated words in a text

One of most common typos is to repeat the same word twice, as as here. I need an automatic procedure to remove all the repeated words in a text file. This should not be a strange feature for a modern ...
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1answer
23 views

Search and replace option in notepad++ for making a dictionary

We've gotten several files from a professor who published his dictionary and we convinced him to make it open source and make it freely available online. So now I've ended up with several files with ...
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1answer
37 views

How To Search for multiple multi-word strings in vim?

For example I'm trying to search for the occurence of both hello world and goodbye world in the same line. I've tried a bunch of difference iterations. For example, if you want to find one multi-word ...
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3answers
40 views

Are there any simple windows utilities to monitor a text file and capture contents if a “trigger expression” is seen?

One of our customers (and not an especially computer literate one) is experiencing a problem that we are unable to reproduce. We have a Windows application with verbose log files available (using ...
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0answers
21 views

2500 js files iinfected. Remove specific malicious code from them at once

I had an attack those days and my server's js files got infected. 2500 of js files have this code on top of them. I'm trying to use sed to clean those files from this code at once but I can't achieve ...
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2answers
26 views

Bash - Fixing messy output

I'm not sure how/why this is happening. Basically I have a command that is supposed to find and clean out all files in the desktop that contain a certain pattern. I am doing the first part using: ...
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0answers
25 views

Getting RegEx Code for File Name Change

Good Day Please help to find the right RegEx or other code for changing file name. Many subtitle files I have unnecessary character. I need to rename in my expectation format. Here the example Raw ...
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1answer
34 views

Regular expression/Wildcard find replace to change date format( 9/7 --> September 7th) in Word

I am editing a large document that has mansy date in mm/dd format. I would like to change them to "MMMM ddth" format. I am wanting 9/10 to be changed to September 10th. Seems like it should be: ...
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1answer
24 views

Regluar expression - Remove Numerical Entry

I want remove entries such as 0:1.2 and 14:12.4 and 196:4.6 from a text file using regular expressions. A sed, awk, perl or generic regex suggestion would be appreciated.
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2answers
37 views

Replace but leave between characters unchanged

I need to replace but leave between characters unchanged: Example: <column name="propertys_uid">30</column> <column name="property_name">Villa</column> <column ...
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1answer
27 views

regex not working as expected in grep

My problem is about a regex. Thanks to regexr, I managed to write up an expression that matches the interface name route linux command gave me. But I can't catch it with: route | grep -Eo ...
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2answers
21 views

Can we use regex in alias command?

I want to create the alias for this command. ssh user@ip as alias [0-9][0-9][0-9].[0-9][0-9][0-9].[0-9][0-9][0-9].[0-9][0-9][0-9] ="ssh user@$0" I have created it ,but it is not working. Is there ...
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1answer
21 views

Proper syntax for escaping a `$` in a regex in a bash shell script/makefile?

I'm running a Makefile which includes the following line... find ./ -type f -regextype emacs -regex ".*tests$" | xargs rm -f and am getting an error: find ./ -type f -regextype emacs -regex ...
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1answer
14 views

how to print pattern match

I am trying to get versions for services in a gnmap file. A typical line looks like: Host: 192.x.x.x () Ports: 21/open/tcp//ftp//HP JetDirect ftpd/, 23/open/tcp//telnet//HP JetDirect printer ...
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0answers
7 views

Why does sed accept \s (only when not in a character group)?

Okay, so I have always used \s to match whitespace but now I have been having a bit of difficulty as with sed, while trying to do a negated character group match [^\s] I found this does not work. ...
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2answers
35 views

Notepad++ Replace Iteration

(I have edited this post for clarity) I have a terribly formatted text document.. Luckily, though terribly formatted, it's reliably terribly formatted and so regex has saved me days worth of work. ...
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1answer
34 views

Mac Word 2011 Regex

So my question is about regular expressions in Mac Word 2011. I have the following phrases that need to be found within a document and would like to get rid of them all at once. Examples: [set C/G, V ...
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2answers
53 views

Delete lines which have a particular word

I have a list of links like this http://mysite.com/wp-content/uploads/dogs-24x100.png http://mysite.com/wp-content/uploads/dogs-640x2648.png http://mysite.com/wp-content/uploads/dogs-72x300.png ...
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3answers
49 views

How to switch and merge text lines in Notepad++

I'm using Notapad++ and I have 2 situations here that I'm stuck with, regarding large text files that have lists of verb conjugation for my students, to use with a database of an android app. ...
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1answer
35 views

is there a way i can either insert a character into a line or substitute and arbitrary character with itself plus some other carachter(s) in sed?

like say i have a string of numbers that constitute a phone number and are like so ########## and i want to format them like : ###-###-#### insert only puts in new lines, and i dont know how to ...
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1answer
51 views

Adding syntax highlighting for a comment section in Emacs

I have the following (defun add-c-syntax-highlighting () (font-lock-add-keywords nil '( ("\\<\\(\\-+\\)" 1 font-lock-warning-face prepend) ("\\<\\(FIXME\\):" 1 ...
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1answer
32 views

What is the difference between regular and literal expressions in FINDSTR?

What is the difference between /R and /C? FINDSTR [options] [/F:file] [/C:string] [/G:file] [/D:DirList] [/A:color] [/OFF[LINE]] [string(s)] [pathname(s)] /C:string Use string as a literal ...
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1answer
45 views

Linux find files in subdirectories by extension (.txz) then move them to specified directory using regular expressions

I have mirrored a directory from a server with a large number of sub directories, each of which contain a .txz package and the usual .txt and descriptor files. What I would like to do is the ...
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2answers
62 views

Is there a way to use Regex( or comparable solution) in Excel formulas?

I have a spreadshet that requires me to do some matching,namely speaking its a list of bonds, their tickers(names) and some data about them. I want to match their tickers(names), I know how would ...
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1answer
100 views

Notepad++ how to copy the text (only) which matches the regex expression (not the whole line)

I am looking for a simple way to copy into the clipboard all the "marks" in notepad++. I found that I could copy the whole line that match the regex using the bookmark option. But I'm looking for a ...
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2answers
83 views

How can I replace around a wildcard in a regex search?

I'm trying to comment out all of the variable type declarations in a script I have, but I've run into this problem a few other times. I'd like to match a string, followed by a variable name, followed ...
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2answers
51 views

Notepad++ : How to remove second occurrence of comma

I have text lines in Notepad++ like below: 1122, String1, String2, 20202 2222, String3, String4, 21212 3333, String5, String6, 3333333 4444, String8, String7, 44we23 I need to just remove second ...
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1answer
35 views

Notepad++ RegEx replace XML file

I have looked around a lot on here but cannot find a solution to my problem and an a noob when using RegEx's. I am trying to change a XML file with tags that look like this: <key>Date ...
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4answers
73 views

Select all matching text in Vim?

I have a bunch of data, and I want to yank everything that matches the following regex to a register : /'user': '[a-Z]*' Is there any way to copy all the matches to a register in vanilla vim? I've ...
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1answer
283 views

Bash: exact match of a string with regex

I have to do an exact match on a string with a regex. i have to realize this pattern: toCheck must start with 2 occurrence of $str1, with max 1 occurrence of $str2. If toCheck match the pattern, i ...
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1answer
25 views

Return / transform then return pattern with nulls

I'm using grep/sed to parse a large binary file full of nulls for some specific data. This is in a windows environment using gnuwin32. Assuming I had some to return some data from a binary file that ...
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2answers
12 views

How To Search & Replace From a Word to another in The Same Line?

Like I said,, I want to search each line, from a word at the beginning of the line, To another word at the end ! For Example, let's say that I've a text file, that contains these lines :- 1.RA.xm: ...
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1answer
26 views

Remove beginnings of email addresses from text using grep or sed

I have a text file with lines like the following: John Stevenson Johnnyboy34 john.stevenson@company.com 0320423\n Mike Anderson AndersMike mike@mikeltd.foo 0234234 How do I remove the "text" ...
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0answers
11 views

Upping all seconds of X value

I have a subtitles file. What regex should I use in Notepad++ to up every line of 2 seconds? 00:01:15,444 --> 00:01:17,613 should become 00:01:17,444 --> 00:01:19,613
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30 views

LDAP role/group membership

We have many users registered in our LDAP auth. So far we've only stored login and mail-related information in this LDAP. In our main application (Play! Framework), we needed to modelise roles ...
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44 views

Multiline find and replace wrapper with wildcard inside

I'm trying to put a wrapper around a bunch of fields that already exist. I want to convert this: <div class="editor-label"> @Html.LabelFor(Function(model) model.FirstName) </div> ...
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1answer
36 views

Notepad++ remove comma from string

I have about 5000+ lines in a csv file. Part of each line looks like this: ...Name 1:, Smith, John, Name 1 #:... ...Name 1:, Doe, Jane, Name 1 #:... I need a regex that will remove the comma ...
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2answers
29 views

Fix problematic number formatting

In a spreadsheet I have several columns which had the following number format: 233,95. I have replaced all commas with dots, to 233.95, but it turns out that this was not such a good idea as there are ...
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2answers
19 views

Notepad ++ : How to Replace as the description

I have lines like these abye/>abye abys/>abys aced/>aced aces/>aces I want it like this abye abys aced aces Is it possible? If it is then please someone show me the way.
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3answers
56 views

need a regular expression command [closed]

How to take the word 'healthcare' from the word 'vendor_reg_analysis_healthcare.xls', By using the regular expression command SO by telling in detail , I need to take a word after third _ from the ...
2
votes
2answers
31 views

RegEx is matching characters before I want it to

I need to parse a string that looks like this: A Christmas Special - Special of the day into 3 or 4 distinctive groups depending on if the - character is present in the original string or not like ...
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1answer
33 views

Choose first comma after specific pattern on each line

I have almost thousand lines each with the same structure and I have to edit one part of it. "650","4","The lenght of this part varies, Here's some commas, here, and, there" "203","4","Now this is ...
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1answer
120 views

Find and replace using wildcard/regex characters in Notepad++

I have an HTML Code with the following structure: <td class="tar"> <div class="bubble in"> Some Text, I want to keep! And maybe even an image: <img src= ...
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1answer
41 views

specify the regex dot `.` and `..` in powershell to find files/directories?

I find powershell in some ways, can do regexes to a limited extent. No doubt it can do more but I can't see why it isn't here. I'm trying to use a regex to specify files/directories. For example, ...
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3answers
26 views

text file — search via regex, bold the results in order to physically print out

i can't think off the top of my head an app which will allow me to do this. i have a document with hundreds of lines, i want to search via a regular expression and either bold or italicise the hits. ...
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10answers
5k views

How can I delete everything after the first column in Notepad++?

I'm trying to get rid of everything after a column in Notepad++. Column mode is not an option. Is it possible? What I have: 70.97.110.40 159 ms [n/a] 21 ...
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1answer
33 views

How to remove text that does not contain spaces from a delimited string in Notepad++

I have a string such as brown,Ceilings,flu,hydraulic bar stool,horse saddles,marble tiles. I want to remove the text that does not contain spaces, but keep the text that has at least one space. The ...
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2answers
52 views

Need to add missing iteration id numbers to a series in text or excel. How to get this done without coding?

I have a text, csv or excel file that looks like ||--ID-----||--Name--||--Date of birth--|| 1 Jo 1/1/11 32 Mo 2/2/12 3382 Ro 3/3/10 ...
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1answer
56 views

Using Notepad++ search/replace PHP code with regexp

I don't have experience in regexp so I hope someone will able to help me to change faster than by hands Need to replace objects to arrays like $variable -> child; OR $variable->child to ...
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70 views

How to use backreferences in oracle sqldeveloper find/replace

How do you use backreferences when doing regular expression find/replace in Oracle SQLDeveloper? \n doesn't work for me and neither does $n.