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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 swift
41,449
questions
53,996
answers
573
users
Recent questions tagged swift
1
answer
2
views
How to convert only the date without time to a string in Swift
asked
29 minutes
ago
by
avibootz
swift
swift-convert-only-date-without-time-to-string
convert-only-date-without-time-to-string
1
answer
8
views
How to calculate % change from X to Y in Swift
asked
1 day
ago
by
avibootz
swift
swift-calculate-percent-change-from-x-to-y
calculate-percent-change-from-x-to-y
1
answer
11
views
How to calculate the number of days until Christmas from today in Swift
asked
2 days
ago
by
avibootz
swift
swift-calculate-days-until-christmas
calculate-days-until-christmas
1
answer
20
views
How to measure function execution time in Swift
asked
2 days
ago
by
avibootz
swift
swift-measure-function-execution-time
measure-function-execution-time
1
answer
23
views
How to print every month in a specified year that contains five full weekends (Fri, Sat, Sun) in Swift
asked
4 days
ago
by
avibootz
swift
swift-every-month-in-specified-year-contains-five-full-weekends
every-month-in-specified-year-contains-five-full-weekends
3
answers
27
views
How to transpose a matrix (swap rows and columns) in Swift
asked
4 days
ago
by
avibootz
swift
swift-transpose-matrix
transpose-matrix
1
answer
25
views
How to implement matrix multiplication in Swift
asked
5 days
ago
by
avibootz
swift
swift-implement-matrix-multiplication
implement-matrix-multiplication
1
answer
28
views
How to find the dates of the last Sunday of each month of a given year in Swift
asked
6 days
ago
by
avibootz
swift
swift-dates-of-last-sunday-each-month-given-year
dates-of-last-sunday-each-month-given-year
1
answer
26
views
How to find the dates of the last Fridays of each month of a given year in Swift
asked
May 23
by
avibootz
swift
swift-dates-of-last-fridays-each-month-given-year
dates-of-last-fridays-each-month-given-year
1
answer
22
views
How to find keyword matching between multiple text blocks in Swift
asked
May 22
by
avibootz
swift
swift-find-keyword-matching-between-multiple-text-blocks
find-keyword-matching-between-multiple-text-blocks
1
answer
20
views
How to sort the words in a string with Swift
asked
May 21
by
avibootz
swift
swift-sort-words-string
sort-words-string
1
answer
20
views
How to use the DateFormatter patterns in Swift
asked
May 21
by
avibootz
swift
swift-use-dateformatter-patterns
use-dateformatter-patterns
1
answer
20
views
How to format a date using different formats in Swift
asked
May 20
by
avibootz
swift
swift-format-date-different-formats
format-date-different-formats
1
answer
21
views
How to convert seconds into weeks, days, hours, minutes, and seconds in Swift
asked
May 20
by
avibootz
swift
swift-seconds-into-weeks-days-hours-minutes-seconds
seconds-into-weeks-days-hours-minutes-seconds
1
answer
33
views
How to sort a list of files by name, extension, dates, and size in Swift
asked
May 17
by
avibootz
swift
swift-sort-list-files-by-name-extension-dates-size
sort-list-files-by-name-extension-dates-size
1
answer
27
views
How to create a list of random file names, including extension, dates, and file size in Swift
asked
May 16
by
avibootz
swift
swift-file
swift-list-random-file-names-extension-dates-size
list-random-file-names-extension-dates-size
1
answer
24
views
How to create a list of random dates in Swift
asked
May 16
by
avibootz
swift
swift-create-list-random-dates
create-list-random-dates
1
answer
29
views
How to compress and decompress repeated string characters by storing the repeated length (RLE) in Swift
asked
May 14
by
avibootz
swift
swift-compress-decompress-repeated-string-characters
compress-decompress-repeated-string-characters
1
answer
26
views
How to calculate the 100th term of the sequence 8, 64, 80, 136, 152 in Swift
asked
May 12
by
avibootz
swift
swift-calculate-100th-term-of-sequence-8-64-80-136-152
calculate-100th-term-of-sequence-8-64-80-136-152
1
answer
27
views
How to convert an array of multi‑digit numbers to a number in Swift
asked
May 11
by
avibootz
swift
swift-array-multi-digit-numbers-to-number
array-multi-digit-numbers-to-number
1
answer
33
views
How to get accurate ticks from a timer (high‑resolution timer) in Swift
asked
May 9
by
avibootz
swift
swift-accurate-ticks-timer
accurate-ticks-timer
1
answer
37
views
How to create a sorted unique list from a matrix in Swift
asked
May 7
by
avibootz
swift
swift-sorted-unique-array-from-matrix
sorted-unique-array-from-matrix
1
answer
38
views
How to create a common sorted unique array from 3 integer arrays in Swift
asked
May 6
by
avibootz
swift
swift-common-sorted-unique-array-from-arrays
common-sorted-unique-array-from-arrays
1
answer
37
views
How to convert an integer into its written‑out English words in Swift
asked
May 5
by
avibootz
swift
swift-convert-integer-english-words
convert-integer-english-words
1
answer
33
views
How to calculate all the less than 500 additive prime numbers in Swift
asked
May 4
by
avibootz
swift
swift-calculate-additive-prime
calculate-additive-prime
1
answer
29
views
How to define a terabyte constant in Swift
asked
May 3
by
avibootz
swift
swift-terabyte-constant
terabyte-constant
1
answer
28
views
How to define an exabyte constant in Swift
asked
May 3
by
avibootz
swift
swift-exabyte-constant
exabyte-constant
1
answer
51
views
How to define a petabyte constant in Swift
asked
May 3
by
avibootz
swift
swift-petabyte-constant
petabyte-constant
1
answer
32
views
How to use math functions and constants in Swift
asked
Apr 30
by
avibootz
swift
swift-math-functions-constants
math-functions-constants
6
answers
70
views
How to create a function with an optional parameter in Swift
asked
Apr 29
by
avibootz
swift
swift-function-optional-parameter
function-optional-parameter
1
answer
41
views
How to decode Leet Speak (where numbers resemble letters (7->T, 1->I, 5->S, 3 -> E)) in Swift
asked
Apr 27
by
avibootz
swift
swift-decode-leet-speak
decode-leet-speak
1
answer
38
views
How to reconstruct a full sparse matrix from a compact (triplet) matrix in Swift
asked
Apr 27
by
avibootz
swift
swift-reconstruct-sparse-matrix-from-compact-triplet-matrix
reconstruct-sparse-matrix-from-compact-triplet-matrix
1
answer
38
views
How to express a decimal number as a fixed-length string with leading zeros in Swift
asked
Apr 26
by
avibootz
swift
swift-decimal-number-to-string-leading-zeros
decimal-number-to-string-leading-zeros
1
answer
38
views
How to create an enumeration of constants with and without explicit values in Swift
asked
Apr 26
by
avibootz
swift
swift-create-enumeration-with-without-values
create-enumeration-with-without-values
1
answer
47
views
How to compact a sparse matrix in Swift
asked
Apr 24
by
avibootz
swift
swift-compact-sparse-matrix
compact-sparse-matrix
1
answer
51
views
How to search for a word in a grid of characters with Swift
asked
Apr 23
by
avibootz
swift
swift-search
swift-grid
swift-search-word-grid-characters
search-word-grid-characters
2
answers
43
views
How to create a generic method in Swift
asked
Apr 22
by
avibootz
swift
swift-create-generic-method
create-generic-method
1
answer
45
views
How to localize date format in Swift
asked
Apr 20
by
avibootz
swift
swift-localize-date-format
localize-date-format
1
answer
38
views
How to get the number of days needed to wait after a day (a[i]) gets warmer given an array of temperatures in Swift
asked
Apr 18
by
avibootz
swift
swift-daily-temperatures-days-wait-gets-warmer
daily-temperatures-days-wait-gets-warmer
1
answer
49
views
How to check if a string is title case in Swift
asked
Apr 17
by
avibootz
swift
swift-check-string-title-case
check-string-title-case
6
answers
64
views
How to copy a string in Swift
asked
Apr 17
by
avibootz
swift
swift-copy-string
copy-string
1
answer
38
views
How to represent the Boolean "true" and "false" in Swift
asked
Apr 15
by
avibootz
swift
swift-represent-boolean-true-false
represent-boolean-true-false
1
answer
51
views
How to calculate relative past time from a given date & time (e.g., 3 hours ago, 5 days ago, a month ago) in Swift
asked
Apr 13
by
avibootz
swift
swift-calculate-relative-past-time-date-time
calculate-relative-past-time-date-time
1
answer
51
views
How to convert a decimal to a double in Swift
asked
Apr 12
by
avibootz
swift
swift-convert-decimal-double
convert-decimal-double
2
answers
43
views
How to convert a decimal string to a double in Swift
asked
Apr 12
by
avibootz
swift
swift-convert-decimal-string-double
convert-decimal-string-double
1
answer
43
views
How to convert a float to a double in Swift
asked
Apr 12
by
avibootz
swift
swift-convert-float-double
convert-float-double
3
answers
59
views
How to create an infinite loop in Swift
asked
Apr 11
by
avibootz
swift
swift-create-infinite-loop
create-infinite-loop
1
answer
48
views
How to add a new interval into a sorted array of non‑overlapping intervals in Swift
asked
Apr 9
by
avibootz
swift
swift-add-interval-into-sorted-array-non-overlapping-intervals
add-interval-into-sorted-array-non-overlapping-intervals
1
answer
39
views
How to detect whether any intervals overlap in a list of start and end times with Swift
asked
Apr 9
by
avibootz
swift
swift-detect-intervals-overlap-list-start-end-times
detect-intervals-overlap-list-start-end-times
1
answer
54
views
How to print text diagonally from left to right recursively in Swift
asked
Apr 8
by
avibootz
swift
swift-print-text-diagonally-from-left-to-right-recursively
print-text-diagonally-from-left-to-right-recursively
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