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How do I associate file types with an iPhone application?
...an the already-existing custom URL schemes. You can register your application to handle particular document types, and any application that uses a document controller can hand off processing of these documents to your own application.
For example, my application Molecules (for which the source cod...
How to get HTTP response code for a URL in Java?
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HttpURLConnection:
URL url = new URL("http://example.com");
HttpURLConnection connection = (HttpURLConnection)url.openConnection();
connection.setRequestMethod("GET");
connection.connect();
int code = connection.getResponseCode();
This...
PowerShell Script to Find and Replace for all Files with a Specific Extension
I have several configuration files on Windows Server 2008 nested like such:
8 Answers
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Prevent segue in prepareForSegue method?
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It's possible in iOS 6 and later:
You have to implement the method
- (BOOL)shouldPerformSegueWithIdentifier:(NSString *)identifier sender:(id)sender
In your view controller. You do your validation there, and if it's OK then return YES; i...
How to convert OutputStream to InputStream?
...ere you write data to. If some module exposes an OutputStream, the expectation is that there is something reading at the other end.
Something that exposes an InputStream, on the other hand, is indicating that you will need to listen to this stream, and there will be data that you can read.
So it ...
How to determine if an NSDate is today?
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In macOS 10.9+ & iOS 8+, there's a method on NSCalendar/Calendar that does exactly this!
- (BOOL)isDateInToday:(NSDate *)date
So you'd simply do
Objective-C:
BOOL today = [[NSCalendar currentCalendar] isDateInToday:date];
Swift 3:
le...
How to pretty print XML from Java?
I have a Java String that contains XML, with no line feeds or indentations. I would like to turn it into a String with nicely formatted XML. How do I do this?
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Color Tint UIButton Image
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As of iOS 7, there is a new method on UIImage to specify the rendering mode. Using the rendering mode UIImageRenderingModeAlwaysTemplate will allow the image color to be controlled by the button's tint color.
Objective-C
UIButton...
Notifier 通知扩展：功能强大的Android通知管理工具，支持通知通道、意图、...
...闹钟。此函数在闹钟时间到期之前第二次调用，由计时器控制。这会调整现有闹钟，使其不会被触发。当应用程序（主动）关闭时，闹钟时间会再次调整。
您可能认为在应用程序关闭时创建闹钟就足够了。然而，这还不够。如...
How can I change the color of pagination dots of UIPageControl?
I am developing an application in which I want to change either color or image of UIPageControl pagination dots. How can I change it? Is it possible to customize UIpageControl on above scenario?
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