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Creating a segue programmatically
...roller that all my UIViewsControllers extend to reuse some common operations.
13 Answers
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This IP, site or mobile application is not authorized to use this API key
...e this:
https://maps.googleapis.com/maps/api/place/nearbysearch/json?location=yourlatitude,yourlongitude&radius=5000&sensor=true&key=SERVERKEY
Now, to obtain the server key, just follow these steps:
1) Go to Developer Console https://code.google.com/apis/console/
2) In the Credential...
How do I sort an NSMutableArray with custom objects in it?
...ustom comparator-methods is possible as well. Have a look at the documentation.
Blocks (shiny!)
There's also the possibility of sorting with a block since Mac OS X 10.6 and iOS 4:
NSArray *sortedArray;
sortedArray = [drinkDetails sortedArrayUsingComparator:^NSComparisonResult(id a, id b) {
NS...
When should I release objects in -(void)viewDidUnload rather than in -dealloc?
...
In addition to what has already been indicated, I wanted to elaborate more about logic behind -viewDidUnload.
One of the most important reasons for implementing it is that UIViewController subclasses commonly also contain owning r...
Obtain Bundle Identifier programmatically
...
Swift 3.0
let bundleIdentifier = Bundle.main.bundleIdentifier
Xamarin.iOS
var bundleIdentifier = NSBundle.MainBundle.BundleIdentifier
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How do you create a Swift Date object?
...th = 7
dateComponents.day = 11
dateComponents.timeZone = TimeZone(abbreviation: "JST") // Japan Standard Time
dateComponents.hour = 8
dateComponents.minute = 34
// Create date from components
let userCalendar = Calendar.current // user calendar
let someDateTime = userCalendar.date(from: dateCompone...
What is the explicit promise construction antipattern and how do I avoid it?
...tly. Your code in getStuffDone can be rewritten as:
function getStuffDone(param){
return myPromiseFn(param+1); // much nicer, right?
}
Promises are all about making asynchronous code more readable and behave like synchronous code without hiding that fact. Promises represent an abstraction ove...
What are some uses of template template parameters?
I've seen some examples of C++ using template template parameters (that is templates which take templates as parameters) to do policy-based class design. What other uses does this technique have?
...
Format a Go string without printing?
...rintf? S for string, f for format? It's odd that print is part of the function name if the function doesn't output to the screen. This has perplexed me for a while...
– jcollum
Apr 7 at 21:57
...
Calculating days between two dates with Java
...me date2 = LocalDate.parse(inputString2, dtf);
long daysBetween = Duration.between(date1, date2).toDays();
System.out.println ("Days: " + daysBetween);
} catch (ParseException e) {
e.printStackTrace();
}
Note that this solution will give the number of actual 24 hour-days, not the numbe...