大约有 4,800 项符合查询结果（耗时：0.0206秒） [XML]
Android DialogFragment vs Dialog
...agement with this android:configChanges="locale|keyboardHidden|orientation|screenSize" and I don't see any problems in applications...
– Renetik
May 7 '15 at 10:36
...
Is it unnecessary to put super() in constructor?
...
Calling the no-arguments super constructor is just a waste of screen space and programmer time. The compiler generates exactly the same code, whether you write it or not.
class Explicit() {
Explicit() {
super();
}
}
class Implicit {
Implicit() {
}
}
Update ...
iPad/iPhone hover problem causes the user to double click a link
...fire the following events if a user touches and releases a finger on touch screen (like iPad) (source: Touch And Mouse on html5rocks.com):
touchstart
touchmove
touchend
300ms delay, where the browser makes sure this is a single tap, not a double tap
mouseover
mouseenter
Note: If a mouseover, mou...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...mation is used only for display purposes when printing the timezone to the screen. At display time, the data is offset appropriately and +01:00 (or similar) is added to the string. Stripping off the tz_info value (using tz_convert(tz=None)) doesn't doesn't actually change the data that represents ...
Why is exception.printStackTrace() considered bad practice?
...k the user is interested in the reasons? Have you seen StackOverflow error screen? It's very humorous, but does not reveal any details. However it ensures the user that the problem will be investigated.
But he will call you immediately and you need to be able to diagnose the problem. So you need bo...
How is the default submit button on an HTML form determined?
... the button from the page flow with CSS might bring up WAI issues, because screen readers will still see the default button.
– Stefan Haberl
Mar 28 '12 at 8:59
...
What's the difference between identifying and non-identifying relationships?
...000 |
+------+---------------+-------+--------+
|1 |viewsonic-10 |screen |900 |
+------+---------------+-------+--------+
|2 |canon-laser-100|printer|200 |
+------
Dispelling the UIImage imageNamed: FUD
..., which almost always significantly inflates the data size (for example, a screen sized PNG file might consume a few dozen KBs when compressed, but consumes over half a MB decompressed - width * height * 4). By contrast +imageWithContentsOfFile: will decompress that image everytime the image data is...
Fragment transaction animation: slide in and slide out
...te hard-coded value. The previous fragment will disappear in the middle of screen for higher resolution displays.
– TheLibrarian
Aug 15 '18 at 10:25
...
Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...ifies the command only to return a status code, not output anything to the screen. If you ommit the --quiet flag you will see a status output of either active or inactive.
You may also create some swap space to add more available RAM resources to your server such as:
sudo dd if=/dev/zero of=/swap...