kaandedeoglu

extension Array {
    var decompose: (head: Element, tail: [Element])? {
        return (count > 0) ? (self[0],tail) : nil
    }
    
    var tail: [Element] {
        return Array(self[1..<count])
    }
    
    func splitAt(n: Int) -> ([Element], [Element]) {

kaandedeoglu

extension String {
    var isHomogeneous: Bool {
        return Set(characters).count < 2
    }
}

kaandedeoglu

-(NSString *) transliterate:(NSString *)string {
    NSMutableString *str = [string mutableCopy];
    CFMutableStringRef nameRef = (__bridge CFMutableStringRef)str;
    CFStringTransform(nameRef, NULL, CFSTR("Any-Latin; Latin-ASCII"), false);
    CFStringTransform(nameRef, NULL, kCFStringTransformStripDiacritics, false);
    return [str copy];
}

kaandedeoglu

func qckSort<T: Comparable>(v: T[]) -> T[] {
    switch v {
    case []:
    return []
    default:
        let head = v[0]
        var tail = v.copy()
        tail.removeAtIndex(0)
        return qckSort(tail.filter({$0 <= head})) + [head] + qckSort(tail.filter({$0 > head}))
    }