大约有 16,000 项符合查询结果（耗时：0.0346秒） [XML]
Why shouldn't all functions be async by default?
...d now includes not just CPU computations but also some I/O? You'll need to convert the method to async but this would break API and all the callers up the stack would be needed to be updated as well (and they can even be different apps from different vendors). Or you'll need to add async version alo...
Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞 ...
...和recv函数详解以及利用select()函数来进行指定时间的阻塞int send( SOCKET s, const char FAR *buf, int len, int flags ); 不论是客户还是服务器应用程序都用send函数来向TCP连接的...int send( SOCKET s, const char FAR *buf, int len, int flags );
不论是客户还...
How do I sort an observable collection?
...no other answers here do at time of writing. The observable is partitioned into a left sorted half and a right unsorted half, where each time the minimum item (as found in the sorted list) is shifted to the end of the sorted partition from the unsorted. Worst case O(n). Essentially a selection sort ...
Global variables in Java
...u can make use of static Keyword
public class Example {
public static int a;
public static int b;
}
now you can access a and b from anywhere
by calling
Example.a;
Example.b;
share
|
im...
How do I get a YouTube video thumbnail from the YouTube API?
...6) "https://i.ytimg.com/vi/T0Jqdjbed40/default.jpg"
["width"]=>
int(120)
["height"]=>
int(90)
}
["medium"]=>
object(stdClass)#7 (3) {
["url"]=>
string(48) "https://i.ytimg.com/vi/T0Jqdjbed40/mqdefault.jpg"
["width"]=>
int(320)
["height"]=>
...
Actionbar notification count icon (badge) like Google has
...nActivity - setting and updating my view
static Button notifCount;
static int mNotifCount = 0;
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getSupportMenuInflater();
inflater.inflate(R.menu.main, menu);
View count = menu.findItem(R.id.badge).ge...
static constructors in C++? I need to initialize private static objects
... see if the vector is initialized, and initialize it if it's not, but that introduces many necessary checks and doesn't seem like the optimal solution to the problem.
...
How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g
... the expected way (lexicographic ordering for string, numeric ordering for integers).
When you order a numeric and a non-numeric type, the numeric type comes first.
>>> 5 < 'foo'
True
>>> 5 < (1, 2)
True
>>> 5 < {}
True
>>> 5 < [1, 2]
True
When you...
Callback to a Fragment from a DialogFragment
...alogFragment.
Fragment class:
public class MyFragment extends Fragment {
int mStackLevel = 0;
public static final int DIALOG_FRAGMENT = 1;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (savedInstanceState != null) {
mStackLevel...
What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
...ng this wanted to see.
For GCC:
$ cat test.cpp
#include <iostream>
int main(int argc, char **argv)
{
std::cout << __func__ << std::endl
<< __FUNCTION__ << std::endl
<< __PRETTY_FUNCTION__ << std::endl;
}
$ g++ test.cpp
$ ./...