Regular expressions (often shortened to "regex") are a declarative language used for pattern matching within strings. Please also include a tag specifying the programming language or tool you are using.

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awk code to get specific lines in a file

I have a file Query.txt with data like this: # Query: Name_ID # 2 hits found**** # Query: Name_ID # 20 hits found # Query: Name_ID # 0 hits found when I awk it or grep it for a ...
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PHP: Regular expression / preg_match() until EOL

in a html page is a line like this: <p><strong>State:</strong> <a href="/state/show/Ohio">Ohio</a></p> What i'm looking for is a regex which gets the content ...
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is it possible to use google analytics' regex search to find matched search queries that don't have specific words?

I want to do a search on "matched search queries" in google analytics so i can find all search results people use to come to my site that don't exclude certain words. For instance, lets say I made a ...
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3answers
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trying to find text with wild card integers inside a string in a special format in Python

I have a piece of code that opens a file and iterates each line inside the formated text file there will be a piece of text like this: name.x00y00.whatever I searching for the x00y00 to see if ...
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46 views

Regex find token value in .NET

I need some help from someone that is better in Regex than I am :) I am trying to find the values of specific tokens in a string using .NET (C#) The string I have has tokens like this one ...
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using awk in tcl script

I want to print a particular column number fields in a file while in TCL script. I tried with exec awk '{print $4}' foo where foo is filename, but it is not working as it gives error can't read ...
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42 views

Finding file paths in a string

I modified gnome-terminal and added support for a custom url handler: src:// It lets you jump directly to line number in a file when you ctrl-click. example src:///path/to/file:43 This is all good, ...
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PLSQL: delete patterns in a string

I got a string like this : 'DISTINCT DECODE(java_api_name,NULL,initlower(process(object_name))) ,NULL,field_description,NULL,NULL' I want to delete the ",NULL " in the string except the one ...
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apply regex only when a character is not at start and end

I am trying to find and replace PHP variables in PHP files from vb.net. I successfully do this within a loop: "\B\$foo\b" "\B\$boo\b" ..... now I want to exclude replacement when reading Smarty ...
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31 views

capture all characters between match character (single or repeated) on string

I'm trying to extract the string preceding a specific character (even when character is repeated, like this (ie: underscore '_'): this_is_my_example_line_0 this_is_my_example_line_1_ ...
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Regex in ms word to replace last octet?

I'm using this ([0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3})(.[0-9]{1,3}) to replace 122.22.12.44 with 122.12.12.11 in replace section i write \1\211 so far its not working it just replaces as ...
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Java Regex Not Matching When it Should

I'm looking to pull out a specific HTML a tag from some HTML that contains a specific date. The HTML supplied to this in the unit test is: Here is the Unit Test in question: public void ...
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Representing carriage returns and quotes with regular expressions in java

I want to replace a carriage return followed by quotation marks with just quotation marks. For example, if I have: Hello World "Hello World" I would like the result to be: Hello World"Hello ...
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22 views

Regular Expression remove [caption]

I am trying to remove some html from my string of text which comes from a Wordpress generated database. I want this: Marnie Stanton led us through the process first and then everyone went crazy. ...
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PHP Regex preg_match extraction

Although I have enough knowledge of regex in pseudocode, I'm having trouble to translate what I want to do in php regex perl. I'm trying to use preg_match to extract part of my expression. I have the ...

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