Category "regex"

How do I use regex to remove substring before a pipe in pandas dataframe?

In cna pandas dataframe, for all values of Hugo_symbol column, if there is a pipe (|) followed by "ENSG*", remove everything before the pipe. My code: import re

Delete a word from a string which contains hashtags

I have already done a lot of "filtering" with regexp to remove unwanted characters from a string, this is what i am using: var regexpHashtag = new RegExp(/(?:^|

How can I add an epsilon move to FSM using Python?

I am using the greenery module to implement an FSM: from greenery import fsm, lego E, O = range(2) z, o = '0', '1' # Create the FSM machine = fsm.fsm( al

Difficulty in create regex [duplicate]

40 I'm having trouble checking in React Js if a value is is any of the following combinations no spaces in starting Ramaining accept anything(

@typescript-eslint/naming-convention ignore object inside a classname

tl:dr, why is this REGEX incorrect : classNames.*(.*{(?:.|\n)*?}) although it work in regex101 ? I am using typescript with eslint. I setup some naming conventi

Does Node.js support the String.MatchAll method?

When I test the code: let result = 'heymama'.matchAll(/m(a)/g); I get the error "'heymama'.matchAll is not a function" When I run the version: let result =

How to get part of string from regex in Java

For example, I have string with range of earnings: 5 000-10 000 USD and i want to extract from that string minimum and maximum value. I prepared regexes, for e

How do i write a RegEx that starts reading from behind?

I have a series of words I try to capture. I have the following problem: The string ends with a fixed set of words It is not clearly defined how many words the

How do I change the values in a pandas column that are selected by a regex?

I'm cleaning up data for a personal project and am standardizing the large number of categories. The seemingly low hanging fruit have similar enough names such

Find a string and replace it with another string with regex?

I have a text file with below format: Available Text1 Id = 0005 Cause = ERROR Code = 307 Event Time

Safe regex patterns from ReDos attack

I've recently faced with some redos attack issues. Explain in simple steps: Regex denial of services: it means the attacker can put some malicious/crafted input

How to convert camel case to snake case with two capitals next to each other

I am trying to convert camel case to snake case. Like this: "LiveKarma" -> "live_karma" "youGO" -> "you_g_o" I cannot seem to get the second example worki

Average test score from result array with varying group sizes

I am working on a problem where I have to calculate the average from a bunch of test results with the following criteria. -his program was tested on several tes

Regex splitting on newline outside of quotes

I want to split a stream of data on new lines that are NOT within double quotes. The stream contains rows of data, where each row is separated by a newline. How

SUMIFS with OR criteria in Google Sheets

I want to add values in Column C with the conditions that Column B = 0, AND Column A = "a" OR "b" From what I've searched, this would work, but only in excel:

How to validate for length of an integer in Json Schema?

Simulator: https://www.jsonschemavalidator.net/s/L3FmJnoE It looks like json schema validation does not check for regex patterns for integers. How to validate f

Regex remove the hyperlink from a column in pandas data frame (imported from csv)

I read data from csv data_frame2 = pd.read_csv("search query.csv") print(data_frame2['id'][0]') is HYPERLINK("https://something.com/resource/1308610617","130861

Regex expression to capture only numeric fields and strip $ and comma, no match if there are any alphanumeric

I'm trying to write a regex that will strip out $ and , from a value and not match at all if there are any other non-numerics. $100 -> 100 $12,203.00 -> 1

What is the best practice using KQL to filter desired attack signature over (web)logs?

Recently I'm experimenting with logstach and Kibana on top of elastic over (web-)server logs. I tried to extract some attack signature like XSS & SQL inject

JavaScript - How to extract strings - keys/values from response using RegEx?

I am very new to regex, and I want to extract some data from API responses. I have a response from my API call: { server: 'nginx/1.21.0', date: 'Mon, 25 Apr