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Two-dimensional array in Swift
... = 18
OR
let myVar = 18
arr[0][1] = myVar
Change sub array
arr[1] = [123, 456, 789]
OR
arr[0] += 234
OR
arr[0] += [345, 678]
If you had 3x2 array of 0(zeros) before these changes, now you have:
[
[0, 0, 234, 345, 678], // 5 elements!
[123, 456, 789],
[0, 0]
]
So be aware tha...
How to generate all permutations of a list?
...
Combination (order does NOT matter):
print list(itertools.combinations('123', 2))
[('1', '2'), ('1', '3'), ('2', '3')]
Cartesian product (with several iterables):
print list(itertools.product([1,2,3], [4,5,6]))
[(1, 4), (1, 5), (1, 6),
(2, 4), (2, 5), (2, 6),
(3, 4), (3, 5), (3, 6)]
Cartesia...
Similarity String Comparison in Java
...id main(String[] args) {
printSimilarity("", "");
printSimilarity("1234567890", "1");
printSimilarity("1234567890", "123");
printSimilarity("1234567890", "1234567");
printSimilarity("1234567890", "1234567890");
printSimilarity("1234567890", "1234567980");
printSimilarity(...
how to delete all commit history in github? [duplicate]
...
Dan Dascalescu
98.2k3636 gold badges263263 silver badges333333 bronze badges
answered Dec 5 '12 at 5:14
Amir Ali Akb...
Get bitcoin historical data [closed]
...nswered Nov 27 '13 at 14:23
user123user123
49311 gold badge77 silver badges1212 bronze badges
...
C: Run a System Command and Get Output? [duplicate]
...
dirkgentlydirkgently
98.7k1616 gold badges119119 silver badges180180 bronze badges
...
Use URI builder in Android or create URL with variables
...would it be a path? Or would it be a query?
– hichris123
Oct 3 '13 at 20:10
If it is a path, then it would be appendPa...
How do you convert a byte array to a hexadecimal string, and vice versa?
...)
BitConverter (via Tomalak)
Text: 113,269.34 (4.4X faster)
Sentence: 9.98 (2.8X faster)
{SoapHexBinary}.ToString (via Mykroft)
Text: 178,601.39 (2.8X faster)
Sentence: 10.68 (2.6X faster)
{byte}.ToString("X2") (using foreach) (derived from Will Dean's answer)
Text: 308,805.38 (2.4X faster)...
Good NumericUpDown equivalent in WPF? [closed]
...
98
The Extended WPF Toolkit has one: NumericUpDown
...
Excel “External table is not in the expected format.”
...ed Jun 5 '13 at 12:46
jordanhill123jordanhill123
3,86222 gold badges2727 silver badges3838 bronze badges
...