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How can I put a ListView into a ScrollView without it collapsing?
...tView behaves with respect to touch events. There's also no guarantee that if your hack works today it will still work in a future release. Using a LinearLayout would not be much work really.
– Romain Guy
Aug 16 '10 at 19:52
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Android global variable
How can I create global variable keep remain values around the life cycle of the application regardless which activity running.
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Entity Framework 5 Updating a Record
I have been exploring different methods of editing/updating a record within Entity Framework 5 in an ASP.NET MVC3 environment, but so far none of them tick all of the boxes I need. I'll explain why.
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JavaScript to scroll long page to DIV
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old question, but if anyone finds this through google (as I did) and who does not want to use anchors or jquery; there's a builtin javascriptfunction to 'jump' to an element;
document.getElementById('youridhere').scrollIntoView();
and what'...
How to pass optional arguments to a method in C++?
...ing mode as optional parameter
void myfunc(int blah, int mode = 0)
{
if (mode == 0)
do_something();
else
do_something_else();
}
you can call myfunc in both ways and both are valid
myfunc(10); // Mode will be set to default 0
myfunc(10, 1); // Mode will be set to 1
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How to get request URI without context path?
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If you're inside a front contoller servlet which is mapped on a prefix pattern, then you can just use HttpServletRequest#getPathInfo().
String pathInfo = request.getPathInfo();
// ...
Assuming that the servlet in your exam...
What do I return if the return type of a method is Void? (Not void!)
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So what am I supposed to return if the return type of a function has to be Void?
Use return null. Void can't be instantiated and is merely a placeholder for the Class<T> type of void.
What's the point of Void?
As noted above, it's a placehold...
How do I add a class to a given element?
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If you're only targeting modern browsers:
Use element.classList.add to add a class:
element.classList.add("my-class");
And element.classList.remove to remove a class:
element.classList.remove("my-class");
If you need t...
Does it make sense to do “try-finally” without “catch”?
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This is useful if you want the currently executing method to still throw the exception while allowing resources to be cleaned up appropriately. Below is a concrete example of handling the exception from a calling method.
public void yourOt...
Correct way to quit a Qt program?
...nherits quit() which is a public slot of QCoreApplication, so there is no difference between QApplication::quit() and QCoreApplication::quit().
As we can read in the documentation of QCoreApplication::quit() it "tells the application to exit with return code 0 (success).". If you want to exit becau...