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Reset select2 value and show placeholder
...er Select2 versions. Use $element.val() instead.
The best way to do this now is:
$('#your_select_input').val('');
Edit: December 2016 Comments suggest that the below is the updated way to do this:
$('#your_select_input').val([]);
...
How can I convert a DateTime to the number of seconds since 1970?
...e, there's a really convenient feature:
long unixSeconds = DateTimeOffset.Now.ToUnixTimeSeconds();
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How to reference style attributes from a drawable?
...possible to live without if you have multiple themes within an app. Right now I have to make three drawable XMLs for each of custom button types!
– Stephan Henningsen
Oct 27 '16 at 10:52
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apc vs eaccelerator vs xcache
...
Success. It's 3 years old now. Ewwww.
– Swader
Nov 30 '13 at 13:19
3
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Finish an activity from another activity
...ect like this,
public static Activity fa;
onCreate()
{
fa = this;
}
now use that object in another Activity to finish first-activity like this,
onCreate()
{
FirstActivity.fa.finish();
}
SECOND WAY
While calling your activity FirstActivity which you want to finish as soon as you move o...
What is memoization and how can I use it in Python?
... return k * factorial(k - 1)
factorial = Memoize(factorial)
A feature known as "decorators" was added in Python 2.4 which allow you to now simply write the following to accomplish the same thing:
@Memoize
def factorial(k):
if k < 2: return 1
return k * factorial(k - 1)
The Python D...
How do I get the path of the assembly the code is in?
...
Did not know you could put static before public. Nice to know and i think i prefer for readability
– Valamas
Jul 3 '13 at 4:27
...
Why should a Java class implement comparable?
...m.add(3);
m.add(2);
for (Integer i : m)
... // values will be sorted
But now suppose I have some custom object, where sorting makes sense to me, but is undefined. Let's say, I have data representing districts by zipcode with population density, and I want to sort them by density:
public class Dis...
Visual Studio 2012 - Intellisense sometimes disappearing / broken
My colleagues and I are using VS2012 for some weeks now. Sometimes after working several hours the intellisense is broken. After closing all open tabs it works again.
...
@RequestBody and @ResponseBody annotations in Spring
... private String description;
// + getters, setters, constructor
}
Now if you have Jackson on your classpath (and have an <mvc:annotation-driven> setup), Spring would convert the incoming JSON to a UserStats object from the post body (because you added the @RequestBody annotation) and ...