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How to use SharedPreferences in Android to store, fetch and edit values [closed]
...our activity:
SharedPreferences prefs = this.getSharedPreferences(
"com.example.app", Context.MODE_PRIVATE);
To read preferences:
String dateTimeKey = "com.example.app.datetime";
// use a default value using new Date()
long l = prefs.getLong(dateTimeKey, new Date().getTime());
To edit ...
Do you have to put Task.Run in a method to make it async?
...) void.
Any type that follows a certain pattern can be awaitable. The most common awaitable types are Task and Task<T>.
So, if we reformulate your question to "how can I run an operation on a background thread in a way that it's awaitable", the answer is to use Task.Run:
private Task<int...
module unsafe for SAFESEH image C++
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From the comments:
This happens when you link an .obj or .lib that contains code created by an earlier version of the compiler. Which of course would be common if you downloaded a binary for opencv_ffmpeg instead of the source. Yo...
What are '$$' used for in PL/pgSQL
Being completely new to PL/pgSQL , what is the meaning of double dollar signs in this function :
2 Answers
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Rails update_attributes without save?
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How can I make Array.Contains case-insensitive on a string array?
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array.Contains("str", StringComparer.OrdinalIgnoreCase);
Or depending on the specific circumstance, you might prefer:
array.Contains("str", StringComparer.CurrentCultureIgnoreCase);
array.Contains("str", StringComparer.InvariantCultureIgnoreCase);
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How to compile a 64-bit application using Visual C++ 2010 Express?
Is there a simple way to compile a 64 bit app with the 32-bit edition of Visual C++ 2010 Express? What configurations, if any, are necessary?
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What is WCF RIA services?
...atically generates client-side (Silverlight) objects that take care of the communication with the server for you and provide client-side validation.
The main object inside a RIA service is a DomainService, usually a LinqToEntitiesDomainService that is connected to a LinqToEntities model.
The key t...
Difference between CSS3 transitions' ease-in and ease-out
...ns and animations support easing, formally called a "timing function". The common ones are ease-in, ease-out, ease-in-out, ease, and linear, or you can specify your own using cubic-bezier().
ease-in will start the animation slowly, and finish at full speed.
ease-out will start the animation at ful...
Chrome/jQuery Uncaught RangeError: Maximum call stack size exceeded
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Nooo, don't use .live()!!! bitovi.com/blog/2011/04/… Use a .delegate() (or .on() if your jQuery is new enough), and delegate from the table level rather than the entire document. That will improve your performance much more than just using .live(), which wi...