大约有 48,000 项符合查询结果（耗时：0.0552秒） [XML]
Do spurious wakeups in Java actually happen?
Seeing various locking related question and (almost) always finding the 'loop because of spurious wakeups' terms 1 I wonder, has anyone experienced such kind of a wakeup (assuming a decent hardware/software environment for example)?
...
Lock Android phone application to Portrait mode
...
Yes. Add android:screenOrientation="portrait" to the manifest under your main activity.
<activity android:name=".yourActivity" android:screenOrientation="portrait"... />
...
Does svn have a `revert-all` command?
If I want to throw away all of my changes, and return to the code that is on the repository, I do the following:
4 Answers
...
How to modify list entries during for loop?
...st during an iterative looping. However, suppose I have a list of strings, and I want to strip the strings themselves. Does replacement of mutable values count as modification?
...
CSS transition shorthand with multiple properties?
I can't seem to find the correct syntax for the CSS transition shorthand with multiple properties. This doesn't do anything:
...
Doing something before program exit
... quits? I have a script that will be constantly running in the background, and I need it to save some data to a file before it exits. Is there a standard way of doing this?
...
What is the 'instanceof' operator used for in Java?
...);,
animal instanceof Dog // false
because Animal is a supertype of Dog and possibly less "refined".
And,
dog instanceof Cat // does not even compile!
This is because Dog is neither a subtype nor a supertype of Cat, and it also does not implement it.
Note that the variable used for dog above...
Change Screen Orientation programmatically using a Button
...
Yes it is implementable!
ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
ActivityInfo
http://developer.and...
Is there a unique Android device ID?
Do Android devices have a unique ID, and if so, what is a simple way to access it using Java?
52 Answers
...
Git commit date
...
The
show
command may be what you want. Try
git show -s --format=%ci <commit>
Other formats for the date string are available as well. Check the manual page for
details.
...