hebertialmeida

- (void)customKeyboardOnSearchBar:(UISearchBar *)searchBar
{
    for(UIView *subView in searchBar.subviews) {
        if([subView conformsToProtocol:@protocol(UITextInputTraits)]) {
            [(UITextField *)subView setKeyboardAppearance:UIKeyboardAppearanceAlert];
            [(UITextField *)subView setReturnKeyType:UIReturnKeyDone];
        } else {
            for(UIView *subSubView in [subView subviews]) {
                if([subSubView conformsToProtocol:@protocol(UITextInputTraits)]) {
                    [(UITextField *)subSubView setReturnKeyType:UIReturnKeyDone];

hebertialmeida

- (NSString *)mostCommonCharacter:(NSString *)string
{
    __block NSMutableArray *charIndex = [[NSMutableArray alloc] init];
    
    // Enumerate
    [string enumerateSubstringsInRange:NSMakeRange(0, string.length)  options:NSStringEnumerationByComposedCharacterSequences usingBlock:^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop)
    {
        [charIndex addObject:substring];
    }];
    

hebertialmeida

- (void)resizeToFitSubviews:(UIView *)view
{
    float w, h;
    
    for (UIView *v in view.subviews) {
        float fw = v.frame.origin.x + v.frame.size.width;
        float fh = v.frame.origin.y + v.frame.size.height;
        w = MAX(fw, w);
        h = MAX(fh, h);
    }

hebertialmeida

- (void)openThisURL:(NSString *)launchUrl withFallback:(NSString *)fallback
{
    if ([[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:launchUrl]]) {
        [[UIApplication sharedApplication] openURL:[NSURL URLWithString:launchUrl]];
    } else {
        [[UIApplication sharedApplication] openURL:[NSURL URLWithString:fallback]];
    }
}

hebertialmeida

import UIKit

var names = ["Luis", "Hector", "Selena", "Emmanuel", "Amish", "Rawle"]

var firsts = [String: String]()
var lasts = [String: String]()
var output = [String]()

for name in names {
    var key = (name as NSString).substringFromIndex(name.utf16Count-1)

hebertialmeida

import UIKit

var numbers = [7, 7, 7, 1, 1, 1, 2, 3, 4, 4, 5, 5, 6, 7, 7, 8, 8]
var filter = [Int]()

for number in numbers {
    if !contains(filter, number) {
        filter.append(number)
    }
}

hebertialmeida

import UIKit

var namesA = ["Luis", "Hector", "Selena", "Emmanuel", "Amish", "Rawle", "Selena"]
var namesB = ["Luis", "Selena", "Amish", "Rawle", "George", "Heberti"]
var filter = [String]()

for item in namesA+namesB {
    if !contains(filter, item) {
        filter.append(item)
    }

hebertialmeida

import UIKit

let a = [1, 2, 3, 4, 5, 6, 7, 50, 30]
let b = [3, 10, 5, 6, 7, 8, 9, 51, 1]
var filter = [Int]()

for number in a {
    if !contains(b, number) {
        filter.append(number)
    }

hebertialmeida

import UIKit

var words = ["Cat", "Cot", "Brazil", "Cut", "cat", "Apple", "Watch"]
var filter = [String]()

for word in words {
    if let match = word.rangeOfString("(C|c)(.*)t", options: .RegularExpressionSearch) {
        filter.append(word)
    }
}

hebertialmeida

import UIKit

var str = "aaaabbbaaaa * bbbb b bbbbbbb ccccccccdd ddddddd dddd"
var cnt = [String: Int]()
var i = 0

for char in str {
    var c = String(char)
    
    if let match = cnt[c] {