Recent questions tagged RegEx

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regex - Can I substitute multiple items in a single regular expression in VIM or Perl?

Let's say I have string "The quick brown fox jumps over the lazy dog" can I change this to "The slow brown ... / followed by s/lazy/energetic/.) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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619 views

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regex - hgignore: help ignoring all files but certain ones

I need an .hgdontignore file :-) to include certain files and exclude everything else in a directory. Basically I want ... for foo/bar/*.jar. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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529 views

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regex - Redirect all traffic to root of another domain

I have a domain that's not to be used anymore. I want to redirect all from http://www.old.com/ to http:// ... go to the root, no matter what. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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602 views

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regex - Javascript unicode string, chinese character but no punctuation

I am trying to scrap a unicode string using javascript. Said string could countain mixed characters. Example: 我的中文 ... only . Any hint ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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484 views

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regex - Replace all whitespace with a line break/paragraph mark to make a word list

I am trying to vocab list for a Greek text we are translating in class. I want to replace every space or ... still trying to figure sed out. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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553 views

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regex - Replace excess whitespaces and line-breaks with PHP?

$string = "My text has so much whitespace Plenty of spaces and tabs"; echo preg_replace("/ss+/", " ", ... whitespace Plenty of spaces and tabs See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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407 views

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regex - How to parse complex text files using Python?

I'm looking for a simple way of parsing complex text files into a pandas DataFrame. Below is a sample file, ... = parse(filepath) print(data) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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551 views

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regex - How to replace a string in an existing file in Perl

I want to replace the word "blue" with "red" in all text files named as 1_classification.dat, 2_classification.dat and ... $file; } close(IN) } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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541 views

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regex - In Python, how to check if a string only contains certain characters?

In Python, how to check if a string only contains certain characters? I need to check a string containing only a..z ... _-/>"!@#12345abcde<" ''' See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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502 views

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regex - Question marks in regular expressions

I'm reading the regular expressions reference and I'm thinking about ? and ?? characters. Could you explain ... them enough. thank you See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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916 views

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regex - Java replace all square brackets in a string

I want to remove square brackets from a string, but I don't know how. String str = "[Chrissman-@1 ... .lang.String.replaceAll(Unknown Source) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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515 views

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regex - Grep and Python

I need a way of searching a file using grep via a regular expression from the Unix command line. For example ... no matches found doesn't print See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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491 views

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regex - use regular expression in if-condition in bash

I wonder the general rule to use regular expression in if clause in bash? Here is an example $ gg=svm-grid- ... , not just for this example. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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601 views

1 answer

regex - Rename files using regular expression in linux

I have a set of files named like: Friends - 6x03 - Tow Ross' Denial.srt Friends - 6x20 - Tow Mac and C.H.E.E.S ... x(d{2})*$/S0$2E$3.srt/' *.srt See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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535 views

1 answer

regex - Split a string on whitespace in Go?

Given an input string such as " word1 word2 word3 word4 ", what would be the best approach to split ... regexp or strings packages reference.) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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631 views

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regex - Javascript Regular Expression Remove Spaces

So i'm writing a tiny little plugin for JQuery to remove spaces from a string. see here (function($) { $. ... way of searching for only spaces. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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790 views

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regex - Faster way to remove stop words in Python

I am trying to remove stopwords from a string of text: from nltk.corpus import stopwords text = 'hello bye ... made no difference. Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

791 views

1 answer

regex - How can I remove punctuation from input text in Java?

I am trying to get a sentence using input from the user in Java, and i need to make it lowercase and remove ... no luck. Thanks for any help. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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675 views

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regex - RegExp matching string not starting with my

For PMD I'd like to have a rule which warns me of those ugly variables which start with my. This means I ... but haven't got it working yet. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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594 views

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regex - How to replace a set of tokens in a Java String?

I have the following template String: "Hello [Name] Please find attached [Invoice Number] which is due on [Due ... return buffer.toString(); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

497 views

1 answer

regex - Is there any way to put malicious code into a regular expression?

I want to add regular expression search capability to my public web page. Other than HTML encoding the output, do I ... library in .NET (C#). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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657 views

1 answer

regex - Design DFA accepting binary strings divisible by a number 'n'

I need to learn how to design a DFA such that given any number 'n', it accepts binary strings {0, 1} whose decimal ... any number 0 < n < 10 . See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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646 views

1 answer

regex - Python - Regular expressions get numbers between parenthesis

I need help creating a Regex to get numbers between parenthesis when my values are between word "PIC" and the "." I ... ", s) print m.group(1) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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621 views

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regex - replacing only single instances of a character with python regexp

I am trying to replace single $ characters with something else, and want to ignore multiple $ characters in a row, ... ' What am I doing wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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744 views

1 answer

regex - How to change date format in sed?

Say I want to convert a date in timestamp to another format through the date command. In console I would say ... that have to remain untouched? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

773 views

1 answer

regex - Java searching float number in String

let's say i have string like that: eXamPLestring>1.67>>ReSTOfString my task is to extract only 1.67 from ... how to write propper expression. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

736 views

1 answer

regex - Replace string only once with php preg_replace

I need a replace string once function and believe preg_match might be my best bet. I was using this, but due ... 0 Can anyone refine a solution? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

regex - replace special characters in string in java

I want to know how to replace the string in Java. E.g. String a = "adf?sdf"; How can I replace and avoid special characters? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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