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Programming & Software Q&A | CollectiveSolver
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Welcome to collectivesolver - Programming & Software Q&A with code examples. A website with trusted programming answers. All programs are tested and work.
Contact: aviboots(AT)netvision.net.il
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Recent questions tagged PYTHON
39,959
questions
51,901
answers
573
users
Recent questions tagged PYTHON
2
answers
33
views
How to toggle each character in a string with Python
asked
Jan 11
by
avibootz
python
python-toggle-each-character-in-string
toggle-each-character-in-string
1
answer
37
views
How to multiply the columns of a nested list in Python
asked
Jan 10
by
avibootz
python
python-multiply-columns-of-nested-list
multiply-columns-of-nested-list
3
answers
41
views
How to sum the columns of a nested list in Python
asked
Jan 10
by
avibootz
python
python-sum-columns-of-nested-list
sum-columns-of-nested-list
1
answer
24
views
How to convert a character (flatten) matrix to a single string in Python
asked
Jan 10
by
avibootz
python
python-convert-character-matrix-to-single-string
convert-character-matrix-to-single-string
flatten_char_matrix
2
answers
34
views
How to convert a bytearray to a hexadecimal string using Python
asked
Jan 8
by
avibootz
python
python-convert-bytearray-to-hexadecimal-string
convert-bytearray-to-hexadecimal-string
1
answer
25
views
How to hash a set of GUIDs in Python
asked
Jan 7
by
avibootz
python
python-hash-set-of-guids
hash-set-of-guids
1
answer
34
views
How to check if each letter in a string maps to the first letter of a word in another string with Python
asked
Jan 6
by
avibootz
python
python-each-letter-string-maps-first-letter-word-another-string
each-letter-string-maps-first-letter-word-another-string
2
answers
34
views
How to check if a string can be constructed by using the letters of another string in Python
asked
Jan 5
by
avibootz
python
python-string-constructed-letters-another-string
string-constructed-letters-another-string
1
answer
26
views
How to product of array except self (arr[i] is equal to the product of all the elements except arr[i]) in Python
asked
Jan 3
by
avibootz
python
python-product-array-except-self-arr_i
product-array-except-self-arr_i
2
answers
38
views
How to receive thread callbacks in Python
asked
Jan 1
by
avibootz
python
python-receive-thread-callbacks
receive-thread-callbacks
1
answer
35
views
How to clear bits in the given range in Python
asked
Dec 30, 2025
by
avibootz
python
python-clear-bits-given-range
clear-bits-given-range
1
answer
38
views
How to get the 4 least significant bits in a byte with Python
asked
Dec 28, 2025
by
avibootz
python
python-get-4-least-significant-bits-byte
get-4-least-significant-bits-byte
2
answers
42
views
How to check whether a user string contains any forbidden words from a list in Python
asked
Dec 27, 2025
by
avibootz
python
python-check-user-string-contains-forbidden-words
check-user-string-contains-forbidden-words
1
answer
40
views
How to delete the middle element from a deque in Python
asked
Dec 24, 2025
by
avibootz
python
python-delete-middle-element-deque
delete-middle-element-deque
2
answers
57
views
How to check if the sum of two halves of a number is equal in Python
asked
Dec 23, 2025
by
avibootz
python
python-sum-two-halves-number-equal
sum-two-halves-number-equal
1
answer
40
views
How to check if two halves of a number are equal in Python
asked
Dec 21, 2025
by
avibootz
python
python-two-halves-number-equal
two-halves-number-equal
2
answers
70
views
How to check if two strings are isomorphic in Python
asked
Dec 19, 2025
by
avibootz
python
python-check-two-strings-isomorphic
check-two-strings-isomorphic
1
answer
54
views
How to remove text between parentheses in a string using Python
asked
Dec 18, 2025
by
avibootz
python
python-remove-text-between-parentheses-in-string
remove-text-between-parentheses-in-string
1
answer
55
views
How to calculate the area of a triangle using Heron’s formula in Python
asked
Dec 14, 2025
by
avibootz
python
python-area-triangle-herons-formula
area-triangle-herons-formula
1
answer
51
views
How to find the missing number in a list containing numbers from 1 to n in O(1) time complexity with Python
asked
Dec 10, 2025
by
avibootz
python
python-missing-number-list-o1-time-complexity
missing-number-list-o1-time-complexity
1
answer
60
views
How to convert Base64 to a JSON string in Python
asked
Dec 8, 2025
by
avibootz
python
python-base64-to-json-string
base64-to-json-string
1
answer
43
views
How to calculate time if we have the distance and speed (kilometers per hour) in Python
asked
Dec 6, 2025
by
avibootz
python
python-calculate-time-distance-speed
calculate-time-distance-speed
1
answer
48
views
How to convert a Roman number to an integer in Python
asked
Dec 3, 2025
by
avibootz
python
python-roman-integer
roman-integer
1
answer
77
views
How to format an array of strings in lines with maxWidth without breaking the words in Python
asked
Dec 2, 2025
by
avibootz
python
python-format-array-strings-lines-maxwidth
format-array-strings-lines-maxwidth
1
answer
35
views
How to check if the last index of a list is reachable by jumping based on element values from index 0 in Python
asked
Dec 1, 2025
by
avibootz
python
python-last-index-list-jumping-by-elements-value
last-index-list-jumping-by-elements-value
1
answer
43
views
How to find two prime numbers that, when concatenated, form another prime number in Python
asked
Nov 28, 2025
by
avibootz
python
python-prime-concatenate
prime-concatenate
1
answer
62
views
How to generate an N-digit integer random number in Python
asked
Nov 26, 2025
by
avibootz
python
python-n-digit-integer-random
n-digit-integer-random
1
answer
37
views
How to select random two digits from anywhere in a number with Python
asked
Nov 26, 2025
by
avibootz
python
python-random-two-anywhere-digits
random-two-anywhere-digits
1
answer
42
views
How to select random two consecutive digits from a number in Python
asked
Nov 25, 2025
by
avibootz
python
python-random-two-consecutive-digits
random-two-consecutive-digits
1
answer
38
views
How to convert a degree to a compass direction in Python
asked
Nov 24, 2025
by
avibootz
python
python-degree-compass-direction
degree-compass-direction
2
answers
60
views
How to inverse N x M matrix in Python
asked
Nov 23, 2025
by
avibootz
python
python-inverse-matrix
inverse-matrix
1
answer
44
views
How to calculate the sum of all Fibonacci numbers between two left and right indices in Python
asked
Nov 23, 2025
by
avibootz
python
python-sum-fibonacci-numbers
sum-fibonacci-numbers
2
answers
64
views
How to initialize a matrix with random characters in Python
asked
Nov 22, 2025
by
avibootz
python
python-matrix-random-characters
matrix-random-characters
1
answer
46
views
How to create an M x N matrix with random numbers in Python
asked
Nov 22, 2025
by
avibootz
python
python-matrix-random-numbers
matrix-random-numbers
1
answer
70
views
How to generate all possible permutations and combinations of a list of chars in Python
asked
Nov 21, 2025
by
avibootz
python
python-list-all-permutations-combinations
all-permutations-combinations
1
answer
51
views
How to find the first 4-digit prime number where all digits are unique in Python
asked
Nov 20, 2025
by
avibootz
python
python-4-digit-prime-unique
4-digit-prime-unique
1
answer
57
views
How to generate a random integer from a range [0, N] that is not in a unique integer list with Python
asked
Nov 19, 2025
by
avibootz
python
python-random
python-random-excluding-list
random-excluding-list
1
answer
58
views
How to replace all occurrences of a specific digit in a floating-point number with Python
asked
Nov 18, 2025
by
avibootz
python
python-replace-all-occurrences-digit-float
replace-all-occurrences-digit-float
1
answer
56
views
How to replace a digit in a floating-point number by index with Python
asked
Nov 17, 2025
by
avibootz
python
python-replace-digit-float
replace-digit-float
1
answer
51
views
How to check whether each substring range (L to R) from an array of substring ranges is a palindrome in Python
asked
Nov 16, 2025
by
avibootz
python
python-substring-range-palindrome
substring-range-palindrome
1
answer
49
views
How to convert a list of strings and group all the anagrams into sublists in Python
asked
Nov 15, 2025
by
avibootz
python
python-list-anagram
group-anagrams
1
answer
61
views
How to get all the substrings with exactly k distinct characters from a given string in Python
asked
Nov 12, 2025
by
avibootz
python
python-string
python-substring
substrings-with-k-distinct-characters
1
answer
56
views
How to find the K smallest numbers in an unsorted list Python
asked
Nov 12, 2025
by
avibootz
python
python-find-list
1
answer
61
views
How to find the Kth smallest number in an unsorted list in Python
asked
Nov 12, 2025
by
avibootz
python
python-find-list
2
answers
68
views
How to combine items from three lists of different sizes into one with balanced distribution in Python
asked
Nov 11, 2025
by
avibootz
python
python-combine-lists
1
answer
54
views
How to find a list of numbers up to a limit that is a palindrome in base 10 and base 2 in Python
asked
Nov 11, 2025
by
avibootz
python
python-bouble-base-palindrome
1
answer
60
views
How to find all the numbers that are equal to the sum of the factorials of their digits in Python
asked
Nov 9, 2025
by
avibootz
python
python-numbers
python-factorials
1
answer
57
views
How to find the floor and ceiling of the value N in an unsorted list with Python
asked
Nov 8, 2025
by
avibootz
python
python-list
python-floor
python-ceil
1
answer
62
views
How to write a recursive function to generate all permutations of a string in Python
asked
Nov 5, 2025
by
avibootz
python
python-recursion
1
answer
53
views
How to set specific bits and find the set bits indexes in Python
asked
Nov 3, 2025
by
avibootz
python
python-bits
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