Internet Engineering Task Force (IETF) M. Jones
Request for Comments: 6750 Microsoft
Category: Standards Track D. Hardt
ISSN: 2070-1721 Independent
October 2012
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Below are the Big O performance of common functions of different Java Collections. | |
List | Add | Remove | Get | Contains | Next | Data Structure | |
---------------------|------|--------|------|----------|------|--------------- | |
ArrayList | O(1) | O(n) | O(1) | O(n) | O(1) | Array | |
LinkedList | O(1) | O(1) | O(n) | O(n) | O(1) | Linked List | |
CopyOnWriteArrayList | O(n) | O(n) | O(1) | O(n) | O(1) | Array |
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- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions | |
{ | |
// Override point for customization after application launch. | |
// Create a new window and assign directly to provided iVar | |
_window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; | |
// Implementation of new init method | |
MyCustomNavigationBar *navigationBar = [[MyCustomNavigationBar alloc] initWithFrame:CGRectZero]; | |
UINavigationController *navigationController = [[UINavigationController alloc] initWithCustomNavigationBar:navigationBar]; |