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Is VB really case insensitive?
...atever reason, it's typically stated that Visual Basic is case insensitive and C languages aren't (and somehow that is a good thing).
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Using emit vs calling a signal as if it's a regular function in Qt
...:foo()
{
QMetaObject::activate(this, &staticMetaObject, 0, 0);
}
And the code emit foo(); is pre-processed to simply foo();
emit is defined in Qt/qobjectdefs.h (in the open-source flavor of the source anyway), like this:
#ifndef QT_NO_EMIT
# define emit
#endif
(The define guard is to a...
GoogleTest: How to skip a test?
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just found it too and filters
– User
Aug 26 '11 at 17:01
@Bil...
How to check if a Ruby object is a Boolean
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Yes, that's called duck typing and a core principle of OOP. I think it's a feature.
– Konstantin Haase
Jun 19 '12 at 16:41
66
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Any reason to clean up unused imports in Java, other than reducing clutter?
...re any good reason to avoid unused import statements in Java? As I understand it, they are there for the compiler, so lots of unused imports won't have any impacts on the compiled code. Is it just to reduce clutter and to avoid naming conflicts down the line?
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Is it possible to hide the cursor in a webpage using CSS or Javascript?
...It doesn't have to be interactive at all. I tried with the cursor property and a transparent cursor image but I didn't make it work.
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How to check if Location Services are enabled?
I'm developing an app on Android OS. I don't know how to check if Location Services are enabled or not.
22 Answers
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Get list of data-* attributes using javascript / jQuery
...ir associated value (this
includes booleans, numbers, objects,
arrays, and null). The data-
attributes are pulled in the first
time the data property is accessed and
then are no longer accessed or mutated
(all data values are then stored
internally in jQuery).
The jQuery.fn.data func...
Allowed characters in filename [closed]
...bitten by that once when I shortened an include file from const.h to con.h and spent half an hour figuring out why the compiler hung.
Turns out DOS ignored extensions for devices so that con.h was exactly the same as con, the input console (meaning, of course, the compiler was waiting for me to typ...
What does f+++++++++ mean in rsync logs?
I'm using rsync to make a backup of my server files, and I have two questions:
4 Answers
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