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Creating a segue programmatically
...roller that all my UIViewsControllers extend to reuse some common operations.
13 Answers
...
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...
What is the dependency inversion principle and why is it important?
... should depend upon abstractions.
Abstractions should never depend upon details. Details should depend upon abstractions.
As to why it is important, in short: changes are risky, and by depending on a concept instead of on an implementation, you reduce the need for change at call sites.
Effectivel...
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...
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...
基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...却发现平台质量良莠不齐，有很多不完善的地方，就拿PHP版SDK来说吧，多半都是用TwitterOAuth改的，一旦多平台集成，很容易出现命名冲突之类的问题。
既然官方SDK不给力，那我们只能发扬自力更生的革命精神了！好消息是PHP本...