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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
43,500
questions
56,675
answers
573
users
Recent questions tagged python
1
answer
12
views
How to removes all extensions from a filename in Python
asked
8 hours
ago
by
avibootz
python
python-removes-all-extensions-filename
removes-all-extensions-filename
2
answers
15
views
How to remove file extension in Python
asked
8 hours
ago
by
avibootz
python
python-remove-file-extension
remove-file-extension
4
answers
46
views
How to print a variable inside quotation marks in Python
asked
2 days
ago
by
avibootz
python
python-print-variable-inside-quotation-marks
print-variable-inside-quotation-marks
3
answers
48
views
How to compare floating-point values safely in Python
asked
4 days
ago
by
avibootz
python
python-floating-point
python-compare-floating-point-safely
compare-floating-point-safely
2
answers
56
views
How to mask a number with stars except the last 4 digits in Python
asked
Oct 5
by
avibootz
python
python-mask-number-stars-except-last-4-digits
mask-number-stars-except-last-4-digits
1
answer
55
views
How do you find the position of the most significant bit (MSB) of an unsigned integer in Python
asked
Sep 30
by
avibootz
python
python-position-msb-integer
position-msb-integer
1
answer
51
views
How to use XOR to swap two characters in a string in Python
asked
Sep 30
by
avibootz
python
python-xor-swap-two-characters-string
xor-swap-two-characters-string
1
answer
61
views
How to find the intersection of two lists (values that exist in both lists) in Python
asked
Sep 28
by
avibootz
python
python-intersection-two-lists
intersection-two-lists
1
answer
75
views
How to check whether the letters of a word exist in a string (order doesn't matter) in Python
asked
Sep 26
by
avibootz
python
python-letters-of-word-exist-in-string-order-doesnt-matter
letters-of-word-exist-in-string-order-doesnt-matter
1
answer
63
views
How to convert multiple date formats to YYYY-MM-DD in Python
asked
Sep 24
by
avibootz
python
python-convert-convert-date-formats-to-yyyy-mm-dd
convert-convert-date-formats-to-yyyy-mm-dd
1
answer
64
views
How to print a number with a thousand separator as spaces in Python
asked
Sep 21
by
avibootz
python
python-number-thousand-separator-spaces
number-thousand-separator-spaces
1
answer
66
views
How to demonstrate how to make print() show a custom string for class instances in Python
asked
Sep 21
by
avibootz
python
python-make-print-show-custom-string-for-class-instances
make-print-show-custom-string-for-class-instances
1
answer
65
views
How to get the country name from the 2-letter country code (alpha-2) in Python
asked
Sep 19
by
avibootz
python
python-country-name-from-country-code
country-name-from-country-code
1
answer
78
views
How to extract all floating-point numbers from a string of words in Python
asked
Sep 17
by
avibootz
python
python-extract-all-floating-point-numbers-string
extract-all-floating-point-numbers-string
2
answers
111
views
How to put an actual backslash in a string in Python
asked
Sep 14
by
avibootz
python
python-put-backslash-in-string
put-backslash-in-string
1
answer
90
views
How to compute the factorial of a number greater than 20 in Python
asked
Sep 14
by
avibootz
python
python-compute-factorial-of-number-greater-20
compute-factorial-of-number-greater-20
1
answer
87
views
How to select N unique random values that appear exactly once in an existing list with Python
asked
Sep 13
by
avibootz
python
python-n-unique-random-values-appear-once-in-list
n-unique-random-values-appear-once-in-list
1
answer
72
views
How to select N unique random indices from an existing list in Python
asked
Sep 12
by
avibootz
python
python-select-n-unique-random-indices-list
select-n-unique-random-indices-list
1
answer
86
views
How to find common words in two strings with Python
asked
Sep 11
by
avibootz
python
python-string
python-find-common-words-two-strings
find-common-words-two-strings
1
answer
80
views
How to generate all trigrams (3-character sequences) from a given word in Python
asked
Sep 9
by
avibootz
python
python-generate-all-trigrams-given-word
generate-all-trigrams-given-word
1
answer
88
views
How to compare two float NumPy arrays using a tolerance in Python
asked
Sep 8
by
avibootz
python
python-compare-two-float-numpy-arrays-tolerance
compare-two-float-numpy-arrays-tolerance
1
answer
90
views
How to compare two float lists using a tolerance in Python
asked
Sep 8
by
avibootz
python
python-compare-two-float-lists-tolerance
compare-two-float-lists-tolerance
1
answer
100
views
How to split text without spaces into a list of words using dictionary-based segmentation in Python
asked
Sep 7
by
avibootz
python
python-split-text-without-spaces-into-words-dictionary
split-text-without-spaces-into-words-dictionary
1
answer
92
views
How to convert numbers from 0 to 999,999,999,999,999 (up to 999 trillion) into English words in Python
asked
Sep 5
by
avibootz
python
python-convert-numbers-0-999999999999999-english-words
convert-numbers-0-999999999999999-english-words
1
answer
99
views
How to parse a table into a binary tree in Python
asked
Sep 5
by
avibootz
python
python-parse-table-into-binary-tree
parse-table-into-binary-tree
1
answer
89
views
How to declare, initialize, and print a medium complexity, varied, feature‑rich data structure in Python
asked
Sep 3
by
avibootz
python
python-declare-initialize-print-medium-complexity-data-structure
declare-initialize-print-medium-complexity-data-structure
1
answer
103
views
How to sort a list of classes that contain nested classes using custom comparison logic in Python
asked
Sep 1
by
avibootz
python
python-sort-list-of-classes-contain-nested-classes
sort-list-of-classes-contain-nested-classes
1
answer
117
views
How to find the N most frequent non‑stopwords in a text in Python
asked
Aug 30
by
avibootz
python
python-n-most-frequent-non-stopwords-text
n-most-frequent-non-stopwords-text
1
answer
82
views
How to find the starting index of all occurrences of a word in a string in Python
asked
Aug 30
by
avibootz
python
python-find-starting-index-all-occurrences-word-string
find-starting-index-all-occurrences-word-string
1
answer
87
views
How to convert any digital storage unit into all others (B, KB, MB, GB, TB, PB, EB, ZB, YB) in Python
asked
Aug 28
by
avibootz
python
python-convert-any-digital-storage-unit-into-all-others
convert-any-digital-storage-unit-into-all-others
1
answer
82
views
How to write the Tic-Tac-Toe game in Python
asked
Aug 27
by
avibootz
python
python-tic-tac-toe-game
tic-tac-toe-game
2
answers
122
views
How to generate a random RGBA color and opacity in Python
asked
Aug 25
by
avibootz
python
python-generate-random-rgba-color-opacity
generate-random-rgba-color-opacity
2
answers
173
views
How to generate a series of unique HEX colors in Python
asked
Aug 24
by
avibootz
python
python-generate-series-unique-hex-colors
generate-series-unique-hex-colors
2
answers
121
views
How to print the numbers 0 to 31 by changing 1 bit each time in Python
asked
Aug 21
by
avibootz
python
python-print-0-31-changing-1-bit-each-time
print-0-31-changing-1-bit-each-time
1
answer
89
views
How to generate N random 1s in a zero-based matrix with Python
asked
Aug 20
by
avibootz
python
python-generate-n-random-1-zero-based-matrix
generate-n-random-1-zero-based-matrix
1
answer
121
views
How to initialize a list with a range of numbers in Python
asked
Aug 17
by
avibootz
python
python-initialize-list-range-of-numbers
initialize-list-range-of-numbers
1
answer
121
views
How to do modulo multiplication for 64‑bit values without using BigInteger in Python
asked
Aug 16
by
avibootz
python
python-modulo-multiplication-64-bit-values-without-biginteger
modulo-multiplication-64-bit-values-without-biginteger
1
answer
129
views
How to remove every N‑th element from a list in Python
asked
Aug 15
by
avibootz
python
python-remove-every-n-element-list
remove-every-n-element-list
1
answer
111
views
How to build sparse list in Python
asked
Aug 15
by
avibootz
python
python-build-sparse-list
build-sparse-list
1
answer
130
views
How to get the first N digits of a BigInteger in Python
asked
Aug 14
by
avibootz
python
python-get-first-n-digits-biginteger
get-first-n-digits-biginteger
1
answer
133
views
How to extract and sort numbers from a string containing numbers and text in Python
asked
Aug 12
by
avibootz
python
python-extract-sort-numbers-string
extract-sort-numbers-string
1
answer
117
views
How to convert radians to degrees and degrees to radians in Python
asked
Aug 12
by
avibootz
python
python-convert-radians-degrees-degrees-radians
convert-radians-degrees-degrees-radians
1
answer
130
views
How to find the N smallest values in a 2D list in Python
asked
Aug 10
by
avibootz
python
python-find-n-smallest-values-2d-list
find-n-smallest-values-2d-list
1
answer
112
views
How to sort a list with a single loop in Python
asked
Aug 8
by
avibootz
python
python-sort-list-with-single-loop
sort-list-with-single-loop
1
answer
124
views
How to remove extra whitespace from a string in Python
asked
Aug 7
by
avibootz
python
python-remove-extra-whitespace-string
remove-extra-whitespace-string
1
answer
130
views
How to calculate the distance between two latitude-longitude points in Python
asked
Aug 7
by
avibootz
python
python-distance-between-two-latitude-longitude-points
distance-between-two-latitude-longitude-points
1
answer
114
views
How to implement the merge sort algorithm in Python
asked
Aug 5
by
avibootz
python
python-implement-merge-sort-algorithm
implement-merge-sort-algorithm
1
answer
136
views
How to remove duplicate words with Unicode characters from free‑text in Python
asked
Aug 4
by
avibootz
python
python-remove-duplicate-words-unicode-free-text
remove-duplicate-words-unicode-free-text
1
answer
130
views
How to remove duplicate words from free‑text in Python
asked
Aug 2
by
avibootz
python
python-remove-duplicate-words-from-free-text
remove-duplicate-words-from-free-text
1
answer
121
views
How to perform high‑performance reversible text compression using a word dictionary in Python
asked
Jul 31
by
avibootz
python
python-text-compression-using-word-dictionary
text-compression-using-word-dictionary
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