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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 c#
43,222
questions
56,124
answers
573
users
Recent questions tagged c#
1
answer
5
views
How to compare two dates in C#
asked
4 hours
ago
by
avibootz
c#
c#-compare-two-dates
compare-two-dates
1
answer
17
views
How to get the country name from the 2-letter country code (alpha-2) in C#
asked
1 day
ago
by
avibootz
c#
c#-country-name-from-country-code
country-name-from-country-code
1
answer
9
views
How to extract the last N digits from a number in C#
asked
2 days
ago
by
avibootz
c#
c#-extract-last-n-digits-number
extract-last-n-digits-number
1
answer
14
views
How to extract all floating-point numbers from a string of words in C#
asked
2 days
ago
by
avibootz
c#
c#-extract-all-floating-point-numbers-string
extract-all-floating-point-numbers-string
1
answer
40
views
How to select N unique random values that appear exactly once in an existing list with C#
asked
Sep 13
by
avibootz
c#
c#-n-unique-random-values-appear-once-in-list
n-unique-random-values-appear-once-in-list
1
answer
40
views
How to compute the factorial of a number greater than 20 in C#
asked
Sep 13
by
avibootz
c#
c#-compute-factorial-of-number-greater-20
compute-factorial-of-number-greater-20
1
answer
37
views
How to select N unique random indices from an existing array in C#
asked
Sep 12
by
avibootz
c#
c#-select-n-unique-random-indices-array
select-n-unique-random-indices-array
1
answer
44
views
How to find common words in two strings with C#
asked
Sep 11
by
avibootz
c#
c#-string
c#-find-common-words-two-strings
find-common-words-two-strings
1
answer
42
views
How to generate all trigrams (3-character sequences) from a given word in C#
asked
Sep 9
by
avibootz
c#
c#-generate-all-trigrams-given-word
generate-all-trigrams-given-word
1
answer
41
views
How to compare two float arrays for exact equality in C#
asked
Sep 9
by
avibootz
c#
c#-compare-two-float-arrays-exact-equality
compare-two-float-arrays-exact-equality
1
answer
51
views
How to compare two float arrays using a tolerance in C#
asked
Sep 8
by
avibootz
c#
c#-compare-two-float-arrays-tolerance
compare-two-float-arrays-tolerance
2
answers
76
views
How to split text without spaces into a list of words using dictionary-based segmentation in C#
asked
Sep 7
by
avibootz
c#
c#-split-text-without-spaces-into-words-dictionary
split-text-without-spaces-into-words-dictionary
1
answer
52
views
How to convert numbers from 0 to 999,999,999,999,999 (up to 999 trillion) into English words in C#
asked
Sep 5
by
avibootz
c#
c#-convert-numbers-0-999999999999999-english-words
convert-numbers-0-999999999999999-english-words
1
answer
57
views
How to parse a table into a binary tree in C#
asked
Sep 4
by
avibootz
c#
c#-parse-table-into-binary-tree
parse-table-into-binary-tree
1
answer
55
views
How to declare, initialize, and print a medium complexity, varied, feature‑rich data structure in C#
asked
Sep 3
by
avibootz
c#
c#-declare-initialize-print-medium-complexity-data-structure
declare-initialize-print-medium-complexity-data-structure
1
answer
67
views
How to sort a list of structs that contain nested structs using custom comparison logic in C#
asked
Sep 1
by
avibootz
c#
c#-sort-list-of-structs-contain-nested-structs
sort-list-of-structs-contain-nested-structs
1
answer
64
views
How to sort a list of classes that contain nested classes using custom comparison logic in C#
asked
Sep 1
by
avibootz
c#
c#-sort-list-of-classes-contain-nested-classes
sort-list-of-classes-contain-nested-classes
1
answer
51
views
How to find the N most frequent non‑stopwords in a text in C#
asked
Aug 30
by
avibootz
c#
c#-n-most-frequent-non-stopwords-text
n-most-frequent-non-stopwords-text
1
answer
48
views
How to find the starting index of all occurrences of a word in a string in C#
asked
Aug 30
by
avibootz
c#
c#-find-starting-index-all-occurrences-word-string
find-starting-index-all-occurrences-word-string
1
answer
53
views
How to convert any digital storage unit into all others (B, KB, MB, GB, TB, PB, EB, ZB, YB) in C#
asked
Aug 28
by
avibootz
c#
c#-convert-any-digital-storage-unit-into-all-others
convert-any-digital-storage-unit-into-all-others
1
answer
49
views
How to write the Tic-Tac-Toe game in C#
asked
Aug 26
by
avibootz
c#
c#-tic-tac-toe-game
tic-tac-toe-game
1
answer
58
views
How to generate a random RGBA color and opacity in C#
asked
Aug 25
by
avibootz
c#
c#-generate-random-rgba-color-opacity
generate-random-rgba-color-opacity
1
answer
81
views
How to generate a series of unique HEX colors in C#
asked
Aug 23
by
avibootz
c#
c#-generate-series-unique-hex-colors
generate-series-unique-hex-colors
2
answers
73
views
How to print the numbers 0 to 31 by changing 1 bit each time in C#
asked
Aug 21
by
avibootz
c#
c#-print-0-31-changing-1-bit-each-time
print-0-31-changing-1-bit-each-time
1
answer
72
views
How to generate N random 1s in a zero-based matrix with C#
asked
Aug 20
by
avibootz
c#
c#-generate-n-random-1-zero-based-matrix
generate-n-random-1-zero-based-matrix
1
answer
80
views
How to initialize an array with a range of numbers in C#
asked
Aug 17
by
avibootz
c#
c#-initialize-array-range-of-numbers
initialize-array-range-of-numbers
1
answer
81
views
How to initialize a list with a range of numbers in C#
asked
Aug 17
by
avibootz
c#
c#-initialize-list-range-of-numbers
initialize-list-range-of-numbers
1
answer
93
views
How to do modulo multiplication for 64‑bit values without using BigInteger in C#
asked
Aug 16
by
avibootz
c#
c#-modulo-multiplication-64-bit-values-without-biginteger
modulo-multiplication-64-bit-values-without-biginteger
1
answer
98
views
How to remove every N‑th element from a list in C#
asked
Aug 15
by
avibootz
c#
c#-remove-every-n-element-list
remove-every-n-element-list
1
answer
84
views
How to build sparse array in C#
asked
Aug 14
by
avibootz
c#
c#-build-sparse-array
build-sparse-array
1
answer
90
views
How to extract and sort numbers from a string containing numbers and text in C#
asked
Aug 12
by
avibootz
c#
c#-extract-sort-numbers-string
extract-sort-numbers-string
1
answer
96
views
How to convert radians to degrees and degrees to radians in C#
asked
Aug 11
by
avibootz
c#
c#-convert-radians-degrees-degrees-radians
convert-radians-degrees-degrees-radians
2
answers
109
views
How to find the N smallest values in a 2D array in C#
asked
Aug 10
by
avibootz
c#
c#-find-n-smallest-values-2d-array
find-n-smallest-values-2d-array
1
answer
89
views
How to sort an array with a single loop in C#
asked
Aug 8
by
avibootz
c#
c#-sort-array-with-single-loop
sort-array-with-single-loop
1
answer
84
views
How to remove extra whitespace from a string in C#
asked
Aug 7
by
avibootz
c#
c#-remove-extra-whitespace-string
remove-extra-whitespace-string
1
answer
101
views
How to calculate the distance between two latitude-longitude points in C#
asked
Aug 7
by
avibootz
c#
c#-distance-between-two-latitude-longitude-points
distance-between-two-latitude-longitude-points
1
answer
94
views
How to convert a decimal to a long in C#
asked
Aug 6
by
avibootz
c#
c#-convert-decimal-to-long
convert-decimal-to-long
2
answers
130
views
How to remove duplicate words with Unicode characters from free‑text in C#
asked
Aug 4
by
avibootz
c#
c#-remove-duplicate-words-unicode-free-text
remove-duplicate-words-unicode-free-text
1
answer
87
views
How to remove duplicate words from free‑text in C#
asked
Aug 2
by
avibootz
c#
c#-remove-duplicate-words-from-free-text
remove-duplicate-words-from-free-text
1
answer
86
views
How to remove duplicate case‑insensitive words separated by multiple delimiters from a string in C#
asked
Aug 1
by
avibootz
c#
c#-remove-duplicate-case-insensitive-words-multiple-delimiters-from-string
remove-duplicate-case-insensitive-words-multiple-delimiters-from-string
1
answer
94
views
How to perform high‑performance reversible text compression using a word dictionary in C#
asked
Jul 31
by
avibootz
c#
c#-text-compression-using-word-dictionary
text-compression-using-word-dictionary
1
answer
104
views
How to traverse an array from both sides at the same time in C#
asked
Jul 30
by
avibootz
c#
c#-traverse-array-both-sides-same-time
traverse-array-both-sides-same-time
1
answer
85
views
How to generate random Powerball lottery numbers (pick 5 numbers from 1-69 + 1 Powerball from 1-26) in C#
asked
Jul 29
by
avibootz
c#
c#-generate-random-powerball-lottery-numbers-5-of-1-69-and-1-of-1-26
generate-random-powerball-lottery-numbers-5-of-1-69-and-1-of-1-26
1
answer
82
views
How to compute the total number of Powerball lottery combinations (5 out of 99 and 1 out of 26) in C#
asked
Jul 29
by
avibootz
c#
c#-compute-total-number-powerball-lottery-combinations-5-99-and-1-26
compute-total-number-powerball-lottery-combinations-5-99-and-1-26
1
answer
88
views
How to generate random lottery numbers for 6 numbers out of 37 and 1 power number out of 7 in C#
asked
Jul 28
by
avibootz
c#
c#-generate-random-lottery-numbers-for-6-out-of-37-power-1-out-of-7
generate-random-lottery-numbers-for-6-out-of-37-power-1-out-of-7
1
answer
91
views
How to compute the total number of lottery combinations for choosing 6 out of 37 and 1 power out of 7 in C#
asked
Jul 27
by
avibootz
c#
c#-total-lottery-combinations-choosing-6-out-of-37-power-1-out-of-7
total-lottery-combinations-choosing-6-out-of-37-power-1-out-of-7
1
answer
91
views
How to find the Nth set bit in a 64‑bit integer with C#
asked
Jul 25
by
avibootz
c#
c#-find-n-set-bit-in-64-bit-integer
find-n-set-bit-in-64-bit-integer
1
answer
109
views
How to find the Nth set bit in a 32‑bit integer with C#
asked
Jul 24
by
avibootz
c#
c#-find-n-set-bit-in-32-bit-integer
find-n-set-bit-in-32-bit-integer
1
answer
93
views
How to convert a decimal number to a rational number in C#
asked
Jul 23
by
avibootz
c#
c#-convert-decimal-number-to-rational-number
convert-decimal-number-to-rational-number
1
answer
96
views
How to round an integer up to the nearest multiple of 'multiple' in C#
asked
Jul 22
by
avibootz
c#
c#-round
c#-round-integer-up-nearest-multiple-of-multiple
round-integer-up-nearest-multiple-of-multiple
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