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How do I write a short literal in C++?
...en doing because I couldn't find anything about it. I would guess that the compiler would be smart enough to compile this as if it's a short literal (i.e. it wouldn't actually allocate an int and then cast it every time).
The following illustrates how much you should worry about this:
a = 2L;
b =...
Rails: Using build with a has_one association in rails
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19
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How to change the color of a CheckBox?
....
android:buttonTint="@color/tint_color" />
In projects that use AppCompat library and support Android versions below 21 you can use a compat version of the buttonTint attribute:
<CheckBox
...
app:buttonTint="@color/tint_color" />
In this case if you want to subclass a CheckBox d...
What is the difference between persist() and merge() in JPA and Hibernate?
...ied to an entity X are
as follows:
If X is a new entity, it
becomes managed. The entity X will be
entered into the database at or before
transaction commit or as a result of
the flush operation.
If X is a
preexisting managed entity, it is
ignored by the persist operation.
...
Add margin above top ListView item (and below last) in Android
...e does not, so it thinks the item is off screen already. See stackoverflow.com/questions/15915226/….
– Jeffrey Klardie
Jan 24 '14 at 10:13
...
Have a fixed position div that needs to scroll if content overflows
... you can't actually scroll that bar down to see it
You can use fixed to accomplish what you're trying to do.
.fixed-content {
top: 0;
bottom:0;
position:fixed;
overflow-y:scroll;
overflow-x:hidden;
}
This fork of your fiddle shows my fix:
http://jsfiddle.net/strider820/84AsW/...
How do I test an AngularJS service with Jasmine?
... Sorry, I was actually looking for something like this: stackoverflow.com/q/16565531/295797
– Roy Truelove
May 15 '13 at 15:51
1
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What is the difference between an interface and abstract class?
...face MotorVehicle
{
void run();
int getFuel();
}
// My team mate complies and writes vehicle looking that way
class Car implements MotorVehicle
{
int fuel;
void run()
{
print("Wrroooooooom");
}
int getFuel()
{
return this.fuel;
}
}
Implemen...
What is the difference between '>' and a space in CSS selectors?
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12
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Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
... performance, take a look at this excellent answer: https://stackoverflow.com/a/11227902/1001643
Compilers typically don't have enough information to know which branches will alias and whether those aliases will be significant. However, that information can be determined at runtime with tools suc...