大约有 10,900 项符合查询结果（耗时：0.0188秒） [XML]
How to Display blob (.pdf) in an AngularJS app
... "undefined". Also, with window.URL, the PDF document never opened in Internet Explorer and Microsoft Edge (it would remain waiting forever). I came up with the following solution that works in IE, Edge, Firefox, Chrome and Opera (have not tested with Safari):
$http.post(postUrl, data, {responseTyp...
LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
...the database, so I was offering what happens from the provider. While the .Net code only iterates over 2 values, the database visits as many records as it needs to until it hits the second one meeting the criteria.
– Jim Wooley
Jun 19 '13 at 14:45
...
PHP exec() vs system() vs passthru()
...
As drawn from http://php.net/ && Chipmunkninja:
The system() Function
The system function in PHP takes a string argument with the command to
execute as well as any arguments you wish passed to that command. This
function executes...
CSS attribute selector does not work a href
...nd of the string.
a[href$='.pdf'] { /*css*/ }
JSFiddle: http://jsfiddle.net/UG9ud/
E[foo] an E element with a "foo" attribute (CSS 2)
E[foo="bar"] an E element whose "foo" attribute value is exactly equal to "bar" (CSS 2)
E[foo~="bar"] an E element whose "foo" attribute value is a list o...
jQuery pass more parameters into callback
...nction. I found another clear example of the same concept here: theelitist.net/…
– William Denniss
Oct 31 '11 at 8:28
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Streaming Audio from A URL in Android using MediaPlayer?
... name button_pause and button_play and please don't forget to add the internet permission in your manifest.
public class MainActivity extends Activity {
private Button btn;
/**
* help to toggle between play and pause.
*/
private boolean playPause;
private MediaPlayer mediaPlayer;
/**
* remain fa...
What is the difference between HashSet and List?
... what is the difference between HashSet<T> and List<T> in .NET?
8 Answers
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Fastest way to check if string contains only digits
...g.Join("\n", ss)); return;
}
Results on Intel i5-3470 @ 3.2GHz, VS 2015 .NET 4.6.1 Release mode and optimizations enabled:
time method ratio
0.7776 for ^ 1.0000
0.7984 foreach - 1.0268
0.8066 foreach ^ 1.0372
0.8940 for - 1.1497
0.8976 for ...
What does the 'static' keyword do in a class?
...
In .NET, you can also modify this behavior using the [ThreadStatic] attribute - which makes the static local to particular threads.
– TheSoftwareJedi
Jan 5 '09 at 18:44
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Android - Pulling SQlite database android device
...able, you can use "Android Backup Extractor" Java Application (sourceforge.net/projects/adbextractor). See forum.xda-developers.com/showthread.php?t=2011811 for the commands to unpack the .ab file.
– lalitm
Apr 2 '14 at 9:55
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