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Line-breaking widget layout for Android
..." android:background="#F00"/>
<FrameLayout android:layout_width="60px" android:layout_height="40px" android:background="#F00"/>
<FrameLayout android:layout_width="70px" android:layout_height="20px" android:background="#F00"/>
<FrameLayout android:layout_width="20px" and...
Is it safe to ignore the possibility of SHA collisions in practice?
...256) and one billion messages (p=109) then the probability is about 4.3*10-60.
A mass-murderer space rock happens about once every 30 million years on average. This leads to a probability of such an event occurring in the next second to about 10-15. That's 45 orders of magnitude more probable than ...
FixedThreadPool vs CachedThreadPool: the lesser of two evils
... ThreadPoolExecutor(0, Integer.MAX_VALUE,
60L, TimeUnit.SECONDS,
new SynchronousQueue<Runnable>());
}
A FixedThreadPool does have its advantages when you do in fact want to work with a fixed number of threads, since then you c...
Adding a Method to an Existing Object Instance
...od A.m>
In [59]: type(A.m)
Out[59]: <type 'instancemethod'>
In [60]: type(b.m)
Out[60]: <type 'instancemethod'>
In [61]: types.MethodType
Out[61]: <type 'instancemethod'>
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How do I get the current GPS location programmatically in Android?
...re it with our previous result.
...
static final int TWO_MINUTES = 1000 * 60 * 2;
...
I add a new method to onLocationChanged:
@Override
public void onLocationChanged(Location location) {
makeUseOfNewLocation(location);
if(currentBestLocation == null){
currentBestLocation = loc...
Detach (move) subdirectory into separate Git repository
...d before the git filter-branch command. This shrunk my .git directory from 60M to ~300K. Note that I needed to run both of these commands to in order to get the size reduction.
– saltycrane
Nov 17 '11 at 21:18
...
动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...使是这么小的性能损耗也只发生在我们实际采样的那几十秒或者几分钟以内。一旦我们的调试工具结束运行，在线系统又会自动恢复到原先百分之百的性能，继续向前狂奔。
DTrace 与 SystemTap
说到动态追踪就不能不提到 DTrace。...
Get Character value from KeyCode in JavaScript… then trim
... David HellsingDavid Hellsing
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What is Cache-Control: private?
...e specified, then the browser uses max-age:
200 OK
Cache-Control: max-age=60
Expires: 20180403T192837
Any web-site written after 1998 should not use Expires anymore, and instead use max-age.
What is ETag?
ETag is similar to Last-Modified, except that it doesn't have to be a date - it just has...
Fastest hash for non-cryptographic uses?
... because of the reduced length (32 bits compared to 128 bits respectively 160 bits). But if you just want to check whether a stored string is corrupted, you'll be fine with CRC32.
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