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I'm using python but code in any language will do as well for this question. Suppose I have 2 strings. sequence ='abcd' string = 'axyzbdclkd' In the above example sequence is a subsequence of str...
From this link I used the following code: my_other_string = 'the_boat_has_sunk' my_list = ['car', 'boat', 'truck'] my_list = re.compile(r'\b(?:%s)\b' % '|'.join(my_list)) if re.match(my_list, my_othe...
Please consider the following example, which finds the first String in a list that contains the Substring "OH": list = ["STEVE", "JOHN", "YOANN"] pattern = re.c...
I'm currently using regular expressions to search through RSS feeds to find if certain words and phrases are mentioned, and would then like to extract the text on either side of the match as well. For...
I have this string with text mixed together with tabs, spaces, CR/LF and maybe more special characters as well. How can I go about cleaning the string so that I only have the words left. I tried the...
Is there any examples of regex for entering text(letters) without emojis ? I tried to inverse regular expression but it works not correctly /(?!:\ud83c[\udf00-\udfff]|\ud83d[\udc00-\ude4f]|\ud83d[\...
I have finally figured out how to validate inserted russian text in my tag by mask = jQuery.extend({unitprmask:/^\d+(\.\d{1,1})?$/,expressmask:/^\d+(\.\d{1,1})?$/,qtymask:/^\d+(\.\d{1,1})?$/,y...
A function that will insert 1st parameter after n(2nd argumanet)th times from backward const string = "abcdefg"; const backWardInsert = (str, num) => { // Do the stuffs // Here is what I"ve...
I am using the following code: CARRIS_REGEX=r'<th>(\d+)</th><th>([\s\w\.\-]+)</th><th>(\d+:\d+)</th><th>(\d+m)</th>' pattern = re.compile(CARRIS_REGEX,...
Ruby's regular expressions have a feature called atomic grouping (?>regexp), described here, is there any equivalent in Python's re module?
I need a regular expression that does not start with a dot or end with [-_.]. This regex works but fails for the first condition; it does not start with dot: ^[A-Za-z0-9][^.]*[^-_.][A-Za-z0-9]$ Fo...
I'm trying to remove a character as it's typed/keyed up to test whether it's a number or not, if it is a number, keep it, if not, remove it. It can be more than one digit. for example, I type in a "d"...
I know there is plenty of question answered over here https://stackoverflow.com/questions/tagged/youtube+regex, but not able find a question similar to me. Any body has the JavaScript Regular express...
This is my code to determine if a word contains any non-alphanumeric characters: String term = "Hello-World"; boolean found = false; Pattern p = Pattern.Compile("\\W*"); Matcher m = p.Matcher...
How can I count the number of times a particular string occurs in another string. For example, this is what I am trying to do in Javascript: var temp = "This is a string."; alert(temp.count("is")); /...