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How do I sort an NSMutableArray with custom objects in it?
...rrayUsingSelector:@selector(compare:)];
NSSortDescriptor (better)
or usually even better:
NSSortDescriptor *sortDescriptor;
sortDescriptor = [[NSSortDescriptor alloc] initWithKey:@"birthDate"
ascending:YES];
NSArray *sortedArray = [drinkDetails sortedAr...
HttpClient.GetAsync(…) never returns when using await/async
...SP.NET, only one thread can handle a request at a time. You can do some parallel processing if necessary (borrowing additional threads from the thread pool), but only one thread would have the request context (the additional threads do not have the request context).
This is managed by the ASP.NET S...
Get the current displaying UIViewController on the screen in AppDelegate.m
...d can be easily reused.
So I created a category on UIWindow. You can now call visibleViewController on UIWindow and this will get you the visible view controller by searching down the controller hierarchy. This works if you are using navigation and/or tab bar controller. If you have another type of...
In Swift how to call method with parameters on GCD main thread?
In my app I have a function that makes an NSRURLSession and sends out an NSURLRequest using
9 Answers
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Setting Authorization Header of HttpClient
... @MickyDuncan HttpClient has a DefaultRequestHeaders.Authorization. And this answer just salvaged my day. Much thanks to WhiteRabbit.
– Joey Schluchter
Jan 23 '14 at 19:26
3...
How to create new tmux session if none exists
...session (start the server, read the config file, issue the new-session command) and attach to that.
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Use of alloc init instead of new
Learning Objective-C and reading sample code, I notice that objects are usually created using this method:
8 Answers
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Switching to a TabBar tab view programmatically?
Let's say I have a UIButton in one tab view in my iPhone app, and I want to have it open a different tab in the tab bar of the TabBarController . How would I write the code to do this?
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How do I position one image on top of another in HTML?
... tight in the corner). I am trying to avoid compositing (with ImageMagick and similar) due to performance issues.
10 Answe...
Objective-C: Where to remove observer for NSNotification?
...his is obviously not a satisfying answer.
I'd recommend, that you add a call [notificationCenter removeObserver: self] in method dealloc of those classes, which you intend to use as observers, as it is the last chance to unregister an observer cleanly. This will, however, only protect you against ...