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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?
...
译文：理解Java中的弱引用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的（强）引用存到变量buffer中。是的，就是这个小儿科的操作（请原谅我这样的说法）。强引用最重要的就是它能够让引用变得强（Strong），这就决定了它和垃圾回收器的交互。具体来说，如果一个对象通过一串强引用链接可到...
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...
Proper use cases for Android UserManager.isUserAGoat()?
...duced in Android 4.2 .
While looking at the UserManager class I came across the following method:
11 Answers
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Can an Android Toast be longer than Toast.LENGTH_LONG?
When using setDuration() for a Toast, is it possible to set a custom length or at least something longer than Toast.LENGTH_LONG ?
...
ios app maximum memory budget
I'm working on an ios game that's targeting as a minimum the 3gs. We are using HD assets for retina display devices (iphone 4, ipod touch 4th gen).
...
system(“pause”); - Why is it wrong?
...ually learning programming, but instead to get around a feature of the IDE/OS - the console window launched from Visual Studio closes when the program has finished execution, and so the new user doesn't get to see the output of his new program.
Bodging in System("pause") runs the Windows command-li...