大约有 6,500 项符合查询结果（耗时：0.0316秒） [XML]
iOS 5 Best Practice (Release/retain?)
...rammer, what is the best practice for writing apps to be used either with iOS 5 or older versions? Specifically, should I continue using the release/retain of data, or should I ignore that? Does it matter?
...
Why did my Git repo enter a detached HEAD state?
...
123
I reproduced this just now by accident:
lists the remote branches
git branch -r
origi...
Why doesn't String switch statement support a null case?
... Paul BelloraPaul Bellora
50.4k1717 gold badges123123 silver badges173173 bronze badges
1
...
How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
...
123
Might be an overkill in this case, but if the opportunity shows moment.js is just awesome!
Mo...
How to efficiently build a tree from a flat structure?
...
123
Store IDs of the objects in a hash table mapping to the specific object. Enumerate through all...
adb server version doesn't match this client
...id SDK(using same port number), to fix this simply go to settings => choose ADB tab => click on the option Use custom Android SDK Tools and set your SDK folder
after you configure this, try to restart your adb by going into folder platform-tools which adb placed and do this command:
./adb...
Streaming Audio from A URL in Android using MediaPlayer?
...R.id.button1);
mediaPlayer = new MediaPlayer();
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
btn.setOnClickListener(pausePlay);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
get...
Is it pythonic to import inside functions?
...
In the long run I think you'll appreciate having most of your imports at the top of the file, that way you can tell at a glance how complicated your module is by what it needs to import.
If I'm adding new code to an existing file I'll usually do the import where it's needed...
What is stack unwinding?
...mple:
void func( int x )
{
char* pleak = new char[1024]; // might be lost => memory leak
std::string s( "hello world" ); // will be properly destructed
if ( x ) throw std::runtime_error( "boom" );
delete [] pleak; // will only get here if x == 0. if x!=0, throw exception
}
int...
When is a CDATA section necessary within a script tag?
...answered Sep 20 '09 at 9:05
user123444555621user123444555621
123k2323 gold badges101101 silver badges120120 bronze badges
...