大约有 47,000 项符合查询结果（耗时：0.0646秒） [XML]
What is the difference between exit(0) and exit(1) in C?
...tandard defines EXIT_SUCCESS and EXIT_FAILURE to return termination status from a C program.
0 and EXIT_SUCCESS are the values specified by the standard to indicate successful termination, however, only EXIT_FAILURE is the standard value for returning unsucessful termination. 1 is used for the same...
Find the number of downloads for a particular app in apple appstore [closed]
...y give a low-level breakdown of numbers.
You could also scrape some stats from the RSS feeds generated by the iTunes Store RSS Generator but, again, this just gets currently popular apps rather than actual download numbers.
...
What is __stdcall?
...l them you must conform to them. Any calls to Windows APIs, and callbacks from Windows APIs, must use the __stdcall convention.
share
|
improve this answer
|
follow
...
Rotating a point about another point (2D)
...inate system on the screen is left-handed, i.e. the x coordinate increases from left to right and the y coordinate increases from top to bottom. The origin, O(0, 0) is at the upper left corner of the screen.
A clockwise rotation around the origin of a point with coordinates (x, y) is given by the...
Is it better to use C void arguments “void foo(void)” or not “void foo()”? [duplicate]
...ite functions like printf, and I wanted to discourage that right away. Far from suggesting that () is the way to do varargs, I'm saying that it best to avoid varargs altogether.
– Daniel Earwicker
Jul 22 '09 at 11:52
...
Why is this inline-block element pushed downward?
...set in your question (that misalignment is due to increase of border width from 1px to 5px so if adjust negative left you'll see there is no issue)
Now remove additional characters I added to aid in
understanding. (and of course remove negative left)
Finally reduce body width because we no longer ne...
How do I expire a PHP session after 30 minutes?
.../ Taking now logged in time.
// Ending a session in 30 minutes from the starting time.
$_SESSION['expire'] = $_SESSION['start'] + (30 * 60);
header('Location: http://localhost/somefolder/homepage.php');
} else {
echo "Please enter the username ...
Eclipse will not start and I haven't changed anything
...
I removed all folders from "Workspace/.metadata/.plugins" apart from "org.eclipse.core.resources" plugin. Thanks to this Eclipse retained the projects.
– ady
Dec 24 '13 at 11:19
...
Setting Short Value Java
... specifically cast 0 as (short)0 to get around a possible lossy conversion from int to short error, even though 0 is a short.
– ryvantage
Oct 27 '16 at 1:55
...
Backing beans (@ManagedBean) or CDI Beans (@Named)?
...ebFilter, @WebServlet, @Path, @Stateless, etc and even a JSF @ManagedBean. From the other side on, @ManagedProperty does not work inside a @Named or any other container managed artifact. It works really only inside @ManagedBean.
Another difference is that CDI actually injects proxies delegating to t...