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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#
43,239
questions
56,142
answers
573
users
Recent questions tagged c#
1
answer
148
views
How to mirror a matrix across the main diagonal in C#
asked
Aug 28, 2025
by
avibootz
c#
c#-matrix
3
answers
189
views
How to combine 2 dictionaries into a third dictionary in C#
asked
Aug 25, 2025
by
avibootz
c#
c#-dictionary
1
answer
116
views
How to create a queue, then enqueue and dequeue elements in C#
asked
Aug 22, 2025
by
avibootz
c#
c#-queue
1
answer
130
views
How to assign a random number using a cryptographically secure random number generator in C#
asked
Aug 20, 2025
by
avibootz
c#
c#-random
1
answer
142
views
How to find the length of the longest consecutive sequence of an unsorted array of integers in C#
asked
Aug 18, 2025
by
avibootz
c#
c#-consecutive-sequence
c#-array
c#-sequence
1
answer
154
views
How to find the length of the longest consecutive sequence of an unsorted list of integers in C#
asked
Aug 18, 2025
by
avibootz
c#
c#-list
c#-consecutive-sequence
1
answer
115
views
How to convert an integer to a string in base b with C#
asked
Aug 17, 2025
by
avibootz
c#
c#-convert
1
answer
118
views
How to write "Ni Hao" ("Hello") in Chinese to standard output using UTF-8 in C#
asked
Aug 14, 2025
by
avibootz
c#
c#-utf8
2
answers
189
views
How to remove a sublist from a List in C#
asked
Aug 13, 2025
by
avibootz
c#
c#-list
c#-remove
1
answer
166
views
How to sort the part of a list in C#
asked
Aug 11, 2025
by
avibootz
c#
c#-list
c#-sort
1
answer
123
views
How to split a string by a substring delimiter in C#
asked
Aug 11, 2025
by
avibootz
c#
c#-split-string
1
answer
115
views
How to create a dictionary with key type point (x, y) and value type string in C#
asked
Aug 10, 2025
by
avibootz
c#
c#-dictionary
2
answers
185
views
How to check if a string is a palindrome ignoring case and non-alphanumeric characters in C#
asked
Aug 9, 2025
by
avibootz
c#
c#-palindrome
1
answer
115
views
How to filter a map in C#
asked
Aug 6, 2025
by
avibootz
c#
c#-map
c#-filter
1
answer
112
views
How to count the number of days in a specific month with C#
asked
Aug 6, 2025
by
avibootz
c#
c#-days
c#-month
1
answer
97
views
How to remove an element from a set in C#
asked
Aug 6, 2025
by
avibootz
c#
c#-set
1
answer
140
views
How to convert binary digits to a byte list in C#
asked
Aug 4, 2025
by
avibootz
c#
c#-byte-list
c#-binary
1
answer
135
views
How to get the row of Pascal triangle given an integer rowIndex in C#
asked
Aug 3, 2025
by
avibootz
c#
c#-pascal-triangle
2
answers
151
views
How to use virtual functions in C#
asked
Aug 3, 2025
by
avibootz
c#
c#-virtual-functions
1
answer
107
views
How to write a user-defined operator in C#
asked
Aug 3, 2025
by
avibootz
c#
c#-operator
1
answer
114
views
How to calculate power for large numbers using WinForms in C#
asked
Aug 2, 2025
by
avibootz
c#
c#-power
1
answer
95
views
How to sum the digits of the number 2^N in C#
asked
Aug 1, 2025
by
avibootz
c#
c#-power-digits-sum
1
answer
143
views
How to compare an enum value and a string that should match the enum name in C#
asked
Aug 1, 2025
by
avibootz
c#
c#-enum
4
answers
224
views
How to declare a function argument that can accept any type in C#
asked
Jul 31, 2025
by
avibootz
c#
c#-argument
1
answer
145
views
How to set specific bits in a char with C#
asked
Jul 30, 2025
by
avibootz
c#
c#-bits
1
answer
108
views
How to extract a float from a string in C#
asked
Jul 28, 2025
by
avibootz
c#
c#-string
c#-extract
1
answer
119
views
How to create a string with a repeated character N times in C#
asked
Jul 28, 2025
by
avibootz
c#
c#-string
2
answers
134
views
How to check if an integer contains an even or odd number of bits set in C#
asked
Jul 27, 2025
by
avibootz
c#
c#-bits
4
answers
203
views
How to pad a number with starting zero in C#
asked
Jul 25, 2025
by
avibootz
c#
c#-padding
1
answer
106
views
How to replace multiple consecutive question marks (?) with a single question mark in C#
asked
Jul 24, 2025
by
avibootz
c#
c#-replace
1
answer
106
views
How to format time hours-minutes-seconds in C#
asked
Jul 22, 2025
by
avibootz
c#
c#-time
1
answer
141
views
How to create an empty list of strings in C#
asked
Jul 22, 2025
by
avibootz
c#
c#-list
1
answer
150
views
How to split a string with multiple separators in C#
asked
Jul 21, 2025
by
avibootz
c#
c#-string
1
answer
111
views
How to count backwards (Print the numbers N, N - 1, ..., 0 (included)) in C#
asked
Jul 20, 2025
by
avibootz
c#
c#-loop
1
answer
135
views
How to replace the first occurrence of a substring in a string with C#
asked
Jul 20, 2025
by
avibootz
c#
c#-substring
2
answers
158
views
How to match a substring within 2 square brackets using RegEx in C#
asked
Jul 19, 2025
by
avibootz
c#
c#-substring
c#-regex
1
answer
128
views
How to convert binary string to integer in C#
asked
Jul 18, 2025
by
avibootz
c#
c#-string
c#-binary
1
answer
165
views
How to remove stop words from a string in C#
asked
Jul 17, 2025
by
avibootz
c#
c#-string
c#-remove-stop-words-string
remove-stop-words-string
1
answer
138
views
How to format a date as dd/mm/yyyy in C#
asked
Jul 17, 2025
by
avibootz
c#
c#-date
1
answer
118
views
How to pick a random value from a dictionary in C#
asked
Jul 16, 2025
by
avibootz
c#
c#-directory
1
answer
82
views
How to find the 100001 prime number in C#
asked
Jul 16, 2025
by
avibootz
c#
c#-prime
1
answer
138
views
How to extract a file name from a path, replace whitespaces, and make it lowercase using RegEx in C#
asked
Jul 15, 2025
by
avibootz
c#
c#-regex
1
answer
114
views
How to convert multiple <br/> tags to a single <br/> tag using RegEx in C#
asked
Jul 15, 2025
by
avibootz
c#
c#-regex
1
answer
107
views
How to assign multiple values to multiple variables in one line with C#
asked
Jul 14, 2025
by
avibootz
c#
c#-variable
1
answer
128
views
How to construct a 64-bit floating-point value from the mantissa m, exponent e, and sign flag s in C#
asked
Jul 14, 2025
by
avibootz
c#
c#-64bit
1
answer
131
views
How to filter a list in-place with C#
asked
Jul 13, 2025
by
avibootz
c#
c#-list
c#-filter
1
answer
143
views
How to print the distinct elements of an array in C#
asked
Jul 13, 2025
by
avibootz
c#
c#-array
1
answer
114
views
How to XOR byte arrays in C#
asked
Jul 12, 2025
by
avibootz
c#
c#-xor
1
answer
130
views
How to check if a string includes $sometext$ without numbers in C#
asked
Jul 11, 2025
by
avibootz
c#
c#-string
1
answer
136
views
How to remove the letters from word1 if they do not exist in word2 with C#
asked
Jul 9, 2025
by
avibootz
c#
c#-string
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