All Questions
125 questions
0
votes
0
answers
82
views
Pure loop in RegEx to find the substrings with condition
I want to share my invention, which allows you to use only one RegEx, which will search for substrings in a string with a certain condition. If you want, call it a RegEx loop that didn't exist before! ...
- 9
3
votes
1
answer
102
views
Build a dictionary from a string by the extraction of data from all the pairs <TAG|VAL> contained inside the string and clean string from TAGs
I have written code to manage a string and retrieve from it a dictionary which must contain pairs key-value dependent from the string.
To be more clear I'll show ...
- 163
1
vote
1
answer
160
views
Function, which replaces consecutive white-space with a single white-space
Task-description: Implement a function, which returns a string with all consecutive whites-spaces replaced as a single-space.
Example: "a[space][space][space]b[space][space][space]c" shall ...
- 5,002
9
votes
2
answers
992
views
Swift-function which counts the letters, numbers, spaces, special chars in a given string
Task description: Write a function, which counts the letters, spaces, number and special characters in string.
My implementation:
...
- 5,002
4
votes
4
answers
2k
views
Matching words from a text with a big list of keywords in Python
I implemented the following code to retrieve medication names from a given text (prescription_text in the code). It works by matching words in the text with a list ...
- 191
4
votes
4
answers
3k
views
A function that uses a regex to parse date and time and returns a datetime object
The code works, but I think can be simplified, I don't know which specific steps, but my version seems to me quite complicated
I build a function that takes a specific string format and returns a <...
- 599
1
vote
2
answers
328
views
Replacing banned words from a given text
The following algorithm is used to find a word from Blacklisted words in a string (called text) and replace these words with censored text, as shown in the example.
Example:
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4
votes
2
answers
1k
views
Add a number to a file name if does not exist or increase the number if it exist
I'm currently working on a solution to add a number to a file name if the number does not exist or increase de number by one if the number exist.
For instance if you input "filename.jpeg" ...
- 41
2
votes
1
answer
332
views
Text splitter using Regular Expressions in Python
I have been provided a text splitter class that will take a text input and use re.sub to make replacements when matches are found and also splits sentences up and stores them in a list.
I had an idea ...
- 23
2
votes
1
answer
261
views
Extract regular words from string but retain all other elements and record their type
This snippet processes every regular (\w+) word in a text and reinserts the processed version:
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- 1,226
3
votes
3
answers
400
views
Regex to extract portions of string about shipment
The Problem
I'll be extracting up to 4 parts of a String that come from user-input.
All 4 parts need to be in order i.e. (1-4) below in that order
The first capturing group is required and the last ...
- 225
2
votes
1
answer
339
views
Find if a dataset of words contains any words containing all vowels by using exactly 5 calls to str_detect
Take the words dataset from stringr. An R4DS exercise challenges the reader to check if there are any words in that dataset that ...
- 137
2
votes
1
answer
71
views
String formatting
My requirement is to format the input values to a particular format as "##.###/##.###"
Example - My input value can have alphabets, alphanumeric, numeric
Expired -- > if alphabet, output ...
- 21
2
votes
0
answers
113
views
Is there a better pattern to match those words with regex?
Hello StackExchange community, I am curious if there is a better solution than mine for this exercise below:
Enter a regex that matches all the items in the first column (positive examples) but none ...
- 121
2
votes
2
answers
923
views
Replace string based on multiple rules, don't replace same section twice
Given a 2-column CSV dictionary file that contains translation of certain words, this c# code needs to replace the first occurrence of a word in the dictionary.
Once a segment of string has been ...
- 183