261,141 questions
-3
votes
1
answer
44
views
How does this sub() function work? I expect the opposite [duplicate]
Why does the following Python code substitute currency characters and commas, when the code appears to me to do the opposite?
Decimal(sub(r'[^\d.]', '', '$4,987,200.04'))
If I read the regex ...
- 35
-3
votes
0
answers
32
views
Don't match a subdomain / multi-level subdomain that ends with xyz.example.com using regex [closed]
This is my regex:
(https?|ftp)://((?!wm\.)[^/]+\.)*(localhost|win|tplinkwifi.net|tplinkrepeater.net)/
These should be captured:
http://win/myprofile
http://localhost/myprofile
http://ss.localhost/...
- 134
-2
votes
0
answers
47
views
How to support regular expression-based search in SQL Server? [duplicate]
I have this query for MySQL:
SELECT TABLE_NAME AS old_name, REPLACE(TABLE_NAME, 'survey', 'responses') AS new_name
FROM information_schema.tables
WHERE ...
- 77.7k
0
votes
1
answer
15
views
Regex formula to split alphanumeric string into 2 columns [duplicate]
sorry a bit of a newbie with python and regex.
I have the following data-
| Size |
| -------- |
| 2L |
| 200g |
| 1000L |
|3kg |
I would like a column of the number and ...
-3
votes
1
answer
67
views
Using UK Postcode Regex formula in SQL WHERE Statement [closed]
I'm looking to write an SQL rule for UK postcodes that check that Postcode data is legit. I know this is the official UK Postcode regex code, but how do I put this into a WHERE statement.
What I need ...
-1
votes
1
answer
81
views
java regex \\S matched whitespace [closed]
String s = "abc =123";
int DEFAULT_PATTERN_FLAGS = Pattern.CASE_INSENSITIVE | Pattern.DOTALL;
Pattern p = Pattern.compile("(\\S[^=]++)\\s*+=\\s*+(\\S++)", ...
- 416
0
votes
0
answers
50
views
GeneratedRegex("[a-z]") appends '\u212A' to the "a-z"
Here is my code:
public const RegexOptions MyRegexOptions = RegexOptions.IgnoreCase |
RegexOptions.IgnorePatternWhitespace |
...
- 2,058
-5
votes
0
answers
67
views
Regex ‘priorities’ for searching and groups? [duplicate]
Is it possible to prioritise some search patterns in regex over others when using | OR ? I am trying to retrieve some patterns from several text inputs below , but I can’t get the output I desire
...
- 87
0
votes
4
answers
131
views
regex for matching a pattern with an optional part
I need a regex pattern to find substrings of the form "a:<some integer>" and an optional "b:<some float>" in a large string. The "a" string may be preceded ...
- 1,319
0
votes
0
answers
28
views
regex match exact string or string with specific next character [duplicate]
I want to test a string for something like 'UNIT_40' or 'UNIT_40\' but want to exclude strings like UNIT_4080. I can search for 'UNIT_40$|UNIT_40\\' but is there a less redundant way to craft the ...
- 29
-1
votes
0
answers
46
views
Regex to find string without substring in the middle [duplicate]
I want to match all strings that start with aaa and end with bbb but dont have aaa in the middle. For example, I want to match aaa fff bbb or aaa iiiii iii iii bbb but I dont want to match aaa ggg aaa ...
-3
votes
0
answers
49
views
Fetch specific string inside double brackets [closed]
Using the following regex \{{.*?\}} to match any strings inside double brackets.
However, I need to modify it to fetch a specic string inside those brackets
`5 => {{instance.label}}`
I'd like to ...
- 2,698
-1
votes
1
answer
47
views
regex with \b\Q \E\b [closed]
Why doesn't the regex \b\QWor+d+\E\b match the string Wor+d+, even though \b\QWor+d\E\b matches the string Wor+d?
-1
votes
0
answers
44
views
how to convert Markdown lists to HTML in JavaScript [closed]
i really have no idea how to convert Markdown list to HTML and i need to do it not using any js package
i already implemented most of tags but im having really hard time with lists i manage to get ...
- 27
0
votes
0
answers
109
views
detecting name that splits across two lines in a column php
I have approched in the following way
$parser = new Parser();
$pdf = $parser->parseFile($_FILES['pdf']['tmp_name']);
$text = $pdf->getText();
// Normalize NBSP → plain space
$text = ...
- 21