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4 votes
2 answers
179 views

I have found the answer :-) It is: ^ghf(0[0-9]|[1-4][0-9]|5[0-2])\d{3}[A-Z]{2}_v\d{2}.pdf$ I receive filenames from a client that are structured according to the following scheme: ghf50001BE_v02.pdf ...
0 votes
2 answers
88 views

I have price column in MySQL contains this values : price 1020.2200 202.0000 0.5000 820.6700 I want to split at the floating point. Here is what I'm trying to get : price p_units p_decimals 1020.2200 ...
foxdanni's user avatar
  • 301
-5 votes
1 answer
74 views

I am working with the hand written digits dataset. The data is loaded as follows: (X_train, y_train), (X_test, y_test) = keras.datasets.mnist.load_data() This is the code for a neural network created ...
0 votes
2 answers
59 views

I struggled finding this simple task, just a pattern to match multiple choices of digits. For example if I had these filenames: file_1_text.txt ==> Yes file_3_text.txt ==> Yes file_10_text....
Andres's user avatar
  • 119
2 votes
1 answer
177 views

Count the number of integers in range [0,k] whose sum of digits equals s. Since k can be a very large number, the solution should not be O(k). My attempt of a O(s log(k)) solution (log(k) is ...
0 votes
1 answer
56 views

I'm trying to understand a statement I came across: "each digit represents an increasing power of 10." This seems unclear to me because, from my understanding, each digit itself does not ...
0 votes
1 answer
69 views

I'm trying to create wildcards with some folders/directories names that are ouputed from rule ReferenceDatabase that created the "Campylobacter/Gene_Flow/ReferenceDatabase/{dirname}" folder (...
Awa's user avatar
  • 1
0 votes
2 answers
230 views

i am working on a kata. Digitwise addition is a special kind of addition where instead of adding 1 normally to the number, it adds 1 to every digit of that number. If the digit is a 9, we replace it ...
-1 votes
2 answers
64 views

I'm trying to figure out how to take a dictionary value that contains digits and letters, split the digits from the letters, convert the digits to a float, prompt the user for numerical input, add ...
2 votes
1 answer
143 views

I am developing a calculator and I want to format the number in scientific notation only when it reaches a certain number of digits. I wrote this piece of code which works fine for big numbers. ...
1 vote
1 answer
143 views

I was practicing from Leetcode earlier and I came across this question: Given an integer num, return the number of distinct digits in num that divide num. An integer val divides nums if nums % val == ...
0 votes
3 answers
136 views

Given a string s consisting of alphabets and digits, find the frequency of each digit in the given string. I have tried it and my code is given below. Please explain why it's not working. #include <...
0 votes
2 answers
196 views

I am practicing on C programming language. I had Win 10 systems and I was practicing on it and I always get addresses which are multiples of 2. Know, I am practicing on Macbook Pro M3 and I get 9 ...
0 votes
3 answers
107 views

I am trying to filter out data that is stored as strings but represents numeric values. I filter out non-numeric strings then convert to a float. I am then trying to filter values above or below a ...
0 votes
1 answer
33 views

Sample data: (17, ' Antonio Moreno Taquería (Restaurant) - 'Page 2' <br> ('4 februari 2024'), (1, ' Cactus Comidas para llevar (Pizza) - 'Page 45' <br> ('7 april 2023'), (58679, ' ...

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