Recent questions tagged regex

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regex - Why do Perl string operations on Unicode characters add garbage to the string?

Perl: $string =~ s/[áàa?]/a/gi; #This line always prepends an "a" $string =~ s/[éèê?]/e/gi; $string ... .0 built for i586-linux-thread-multi"). See Question&Answers more detail:os...

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

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regex - How to set ignorecase flag for part of regular expression in Python?

Is it possible to implement in Python something like this simple one: #!/usr/bin/perl my $a = 'Use HELLO1 code'; ... CODE, code, Code and so on) See Question&Answers more detail:os...

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

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615 views

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regex - Removing a substring between two characters (java)

I have a java string such as this: String string = "I <strong>really</strong> want to get rid of the strong ... have no idea how to write those. See Question&Answers more detail:os...

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

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regex - Replace special character with an escape preceded special character in Java

In my java code, if a string input has got any of the special characters mentioned, that should get preceded by \ ... [i], newString)); } } See Question&Answers more detail:os...

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

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798 views

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regex for access log in hive serde

I want to extract out (ip, requestUrl, timeStamp) from the access logs to load to hive database. One line ... Can anybody help me with this? See Question&Answers more detail:os...

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

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regex - powershell extract text between two strings

I know this question has been asked before but I can't get any of the answers I have looked at to work. ... , $pattern).Groups[1].Value $result See Question&Answers more detail:os...

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

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regex - How to use sed to replace a pattern in a file only in lines that contain another pattern

In my specific situation, I need to loop through several hundred files that contain a variable which stores a URL. ... ="someurl.com.orign.net" See Question&Answers more detail:os...

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

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865 views

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regex - Regular expression for Dutch phone number

I'm looking for a regular expression to match a Dutch phone number. These are the formatting requirements: Should start with ... [0-9]{10,11})$ See Question&Answers more detail:os...

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

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605 views

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regex - R - remove anything after comma from column

I'd like to strip this column so that it just shows last name - if there is a comma I'd like to ... Wilfred, Nancy Day, Bobby Jean Morris See Question&Answers more detail:os...

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

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483 views

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regex - "IOError: [Errno 0] Error" error in Python

I have a script that should append something to a file, but it is raising an error that I don't understand and not ... in 0.1s with exit code 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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regex - Is there any equivalent to the Perl regexes' K backslash sequence in Python?

Perl's regular expressions have the K backslash sequence: K This appeared in perl 5.10.0. Anything matched ... anything equivalent in Python? See Question&Answers more detail:os...

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

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782 views

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regex - Remove everything except letters from PHP string

How can I remove everything from a string apart from letters? I have an input field for first names. See Question&Answers more detail:os...

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

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575 views

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regex - Splitting a string in C#

I am trying to split a string in C# the following way: Incoming string is in the form string str = "[ ... strings Any help would be appreciated! See Question&Answers more detail:os...

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

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596 views

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regex - What is PCRE-compatible syntax? And is C# PCRE-compatible?

What is PCRE-compatible syntax? And is C# PCRE-compatible? From wikipedia I found this: Perl Compatible Regular ... shared by the other. 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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739 views

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regex - Perl regular expression to match an IP address

I have written this code, but it does not work. Can someone point out the issue? sub match_ip() { my $ip ... IP address, not do any validation. See Question&Answers more detail:os...

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

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889 views

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regex - Python regular expression to remove all square brackets and their contents

I am trying to use this regular expression to remove all instances of square brackets (and everything in them) ... permutations to no avail. See Question&Answers more detail:os...

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

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regex - Is ">" (U+003E GREATER-THAN SIGN) allowed inside an html-element attribute value?

In other words may one use /<tag[^>]*>.*?</tag>/ regex to match the tag html element which does ... text cannot contain an ambiguous ampersand. See Question&Answers more detail:os...

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

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572 views

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regex - Python Split String

Lets Say we have Zaptoit:685158:[email protected] How do you split so it only be left 685158:[email protected] See Question&Answers more detail:os...

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

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471 views

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regex - How to use regular expression in Android

I have a numberDecimal EditText which I want to validate using a regular expression. In validation what I want is: Before ... to place } } }); See Question&Answers more detail:os...

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

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813 views

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regex - Java - How to split a string on plus signs?

I was trying to split an arithmetic expression (eg "1+2+10+15") on the plus signs. However, I didn't ... . Do you know the correct 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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659 views

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regex - "sed" special characters handling

we have an sed command in our script to replace the file content with values from variables for example.. ... service-account> Thanks in advance See Question&Answers more detail:os...

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

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609 views

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regex - Regular expression for password complexity

I am trying to implement the enforcement of password complexity through regular expressions on both client (JavaScript) ... validate the above? 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 - Extract Number before a Character in a String Using Python

I'm trying to extract the number before character "M" in a series of strings. The strings may look like: " ... Thanks a lot for the 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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726 views

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regex - notepad++ reg expressions to swap two values

i'm trying to swap latitude and longitude values in notepad++ with regular expressions. i tried to search some guide ... do i have to use? See Question&Answers more detail:os...

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

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609 views

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regex - Python: How to prepend the string 'ub' to every pronounced vowel in a string?

Example: Speak -> Spubeak, more info here Don't give me a solution, but point me in the right direction or tell ... 'ub' in front of a vowel? See Question&Answers more detail:os...

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

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929 views

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regex - How to use regexp in sqlite

Please prompt, how used REGEXP in SQLite? Realization: SELECT field FROM table WHERE field REGEXP '123' It is ... : no such function: REGEXP See Question&Answers more detail:os...

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

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639 views

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regex - Extract the last word between | |

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

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687 views

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regex - R merge data frames, allow inexact ID matching (e.g. with additional characters 1234 matches ab1234 )

I am trying to deal with some very messy data. I need to merge two large data frames which contain ... -tastic method? Thanks in advance See Question&Answers more detail:os...

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

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