regex

Matching Popen.communicate() output with regular expressions doesn't work

I have code that roughly looks like this (the entire code is a bit too long to copy here): import re from subprocess import Popen, PIPE goodOutput = re.compile(r'\S+: 0x[0-9a-fA-F]{8} \d \d\s+->\s+0x[0-9a-fA-F]{8}') p = Popen(['/tmp/myexe', param], stdout=PIPE, stderr=PIPE, cwd='/tmp') stdout, stderr = p.communicate() ret = goodOutp...

What is the difference between /it/ and /\Ait\Z/

In Ruby both expressions seem to do similar things: 'it' =~ /^it$/ # 0 'it' =~ /\Ait\Z/ # 0 # but /^it$/ == /\Ait\Z/ # false So I an wondering what is the difference between ^-\A and $-\Z and how to choose which one to use? ...

Regular expressions in microedition

Possible duplicate: Regular expressions in J2ME Hi ! How can I use regular expressions in microedition? Thanks in advance ...

How can I exclude the part of the string that matches a Perl regular expression?

I have to file that has different types of lines. I want to select only those lines that have an user-agent. I know that the line that has this is something like this. User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; de-DE; rv:1.8.1.16) Gecko/20080702 Firefox/2.0.0.16 So, I want to identify the line that starts with the string "Us...

Parse Lines of Single Words and Groups of Words Inside Quotes Using Regular Expressions in Ruby

I'm trying to figure out how to better parse lines of text that have values that look like this: line1 'Line two' fudgy whale 'rolly polly' fudgy 'line three' whale fudgy whale 'line four' 'line five' 'fish heads' line six I wish to use a single regular expression to display the desired output. I already know how to kludge ...

Regexp, how to copy part of document, only start and end?

hi, i have a document and i want copy group. start document and end document e.g. bold*Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vestibulum vitae dapibus tortor. Duis odio massa, viverra quis vestibulum nec, tincidunt ac tellus.*bold Ut id enim sapien, ut varius dolor. Curabitur ipsum dolor, consectetur quis fermentum ut,...

How to wrap words or words sequences which have not been already wrapped?

I'm trying to wrap words and words sequence from a given list with preg_replace. It almost works, but there are some use cases it doesn't and I can't figure it how. For instance I do this: // sort by descending length usort($this->_keywords, function($a,$b){return(strlen($a)<strlen($b));}); // wrapper is -%string%- fo...

Regular expression for fixed string

Hi friends, I have following string. ?page=1&sort=desc&param=5&parm2=25 I need to check whether the enter string url is in strict format except variable value. Like page=, sort=, param=, param2. Please suggest regular expression. Thanks ...

pcre expression for irc nicknames?

Hey guys, I'm having a few issues with using PCRE to make a irc nickname format correctly. I'm not good with PCRE, and I'd love some suggestions from those of you who do use PCRE / regex. :) I'm currently using this expression: /^([^A-Za-z]{1})([^A-Za-z0-9-.]{0,32})$/ I'm using it as such: preg_replace($regex, $replaceWith, $content) I...

Php Regular expression

Require regular expression for matching below string '/test_25-5?page=5' ...

Need help with a Regular Expression, Pattern Matching in C#?

I need some help with a simple pattern matching and replacement exercise I am doing? I need to match both of the following two strings in any string in a given context and it is expected that both patterns are to exist in a given supplied string. 1) "width=000" or "width=00" or "width=0" 2) "drop=000" or "drop=00" or "drop=0" The val...

Replace known strings separated by unknown strings using regexps

Hi all How can I replace 2 known strings separated by an unknown string using a regexp? For example, I might have known_string_1 blah_random text blah known string 2 I know I need some sort of wildcard expression between the two known strings in the refexp, but being a regexp nooblet I have no idea what to use. The unknown string...

Need help with RewriteRule Regex

I have this url: http://localhost/zina/Artist%20One%20Demo?l=8&amp;m=10&amp;c And it needs to become: http://localhost/?p=Artist%20One%20Demol=8&amp;m=10&amp;c&amp;option=com_zina&amp;Itemid=82 I am using this to rewrite the url: RewriteRule ^zina/(.*)?(.*)$ /?p=$1&$2&option=com_zina&Itemid=82 [L,R] However, I wind up with urls that ...

How to match, but not capture, part of a regex?

I have a list of strings. Some of them are of the form 123-...456. The variable portion "..." may be: the string "apple" followed by a hyphen, e.g. 123-apple-456 the string "banana" followed by a hyphen, e.g. 123-banana-456 a blank string, e.g. 123-456 (note there's only one hyphen) Any word other than "apple" or "banana" is invalid....

How can I extract times of different formats from Perl strings?

I receive e-mails at least once a day with price changes. I am attempting to automate the recording of the data. I am fairly new to regex and now more confused than I was 5 hours ago. Here are some sample lines to parse. Note that the time format is not always the same: Effective 00:01AM, 10/13/10, PRICES WILL BE AS FOLLOWS UNLESS OT...

how to do this in regex?

I'm building an app with several languages. test.com/ -english index test.com/ca - canadian english index test.com/canada-promo - english version of canada promo page test.com/ca/canada-promo - canadian english version of promo page how would I filter this? sorry about that. there are actually 4 languages (/fr/ and /es/). I want to b...

howto filter this with regex?

I have the problem i want to get these numbers, BUT only when then dont come an "foo" Example: "12:13 Foo" (no) "12:22 Bla" (yes) i have the Regex: (\d+):(\d+) and dont know what to do that it dont select strings with the "Foo" after the digits ...

How to list an image sequence in an efficient way? Numercial sequence comparison in Python

I have a directory of 9 images: image_0001, image_0002, image_0003 image_0010, image_0011 image_0011-1, image_0011-2, image_0011-3 image_9999 I would like to be able to list them in an efficient way, like this (4 entries for 9 images): (image_000[1-3], image_00[10-11], image_0011-[1-3], image_9999) Is there a way in python, to re...

Mod_rewrite is escaping my query strings!

I have this url: http://dev.example.com//zina/Artist%20One%20Demo?l=7&amp;img=artist%20pic%20can%20can%20be%20named%20anything.jpg&amp;it=full And it's being rewritten to this: http://dev.example.com/?p=Artist%20One%20Demo&amp;option=com_zina&amp;Itemid=82&amp;l=7&amp;img=artist%2520pic%2520can%2520can%2520be%2520named%2520anything.jpg&...

Recursive Regex Capturing in C#

Hi, I have to read in a file that contains a number of coordinates. The file is structured in the following way: X1/Y1,X2/Y2,X3/Y3,X4/Y4 Where X and Y are positive integers. To solve this problem I want to use a regex (I think this is in general a good idea because of minimal refactoring when the pattern changes). Therefore I have d...