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Andres Kievsky anknetau

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### Keybase proof
I hereby claim:
* I am anknetau on github.
* I am ank (https://keybase.io/ank) on keybase.
* I have a public key whose fingerprint is 9534 E157 8B32 46F0 9C8F 8B2F 4EBE 7B2D 30EA E859
To claim this, I am signing this object:
@anknetau
anknetau / gist.m
Created Feb 3, 2016
Add a child view controller
View gist.m
UIViewController* controller = [self.storyboard instantiateViewControllerWithIdentifier:@"identifier"]; // or whatever
[self addChildViewController:controller];
controller.view.frame = CGRectMake(0, 0, 100, 100); // or whatever
[self.view addSubview:controller.view];
[controller didMoveToParentViewController:self];
@anknetau
anknetau / gist.m
Created Feb 3, 2016
Remove a child view controller
View gist.m
UIViewController *vc = self.childViewControllers[3]; // or whatever
[vc willMoveToParentViewController:nil];
[vc.view removeFromSuperview];
[vc removeFromParentViewController];
@anknetau
anknetau / Remove leading and trailing spaces
Last active Aug 29, 2015
Removing start and end spaces of an NSString is very simple
View Remove leading and trailing spaces
NSString* result = [string stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
You can’t perform that action at this time.