大约有 40,000 项符合查询结果（耗时：0.0505秒） [XML]
How to sort by two fields in Java?
...ic void order(List<Person> persons) {
Collections.sort(persons, new Comparator() {
public int compare(Object o1, Object o2) {
String x1 = ((Person) o1).getName();
String x2 = ((Person) o2).getName();
int sComp = x1.compareTo(x2);
...
Retrieving Property name from lambda expression
...ertyLambda.Body as MemberExpression;
if (member == null)
throw new ArgumentException(string.Format(
"Expression '{0}' refers to a method, not a property.",
propertyLambda.ToString()));
PropertyInfo propInfo = member.Member as PropertyInfo;
if (propInfo ==...
How to detect if URL has changed after hash in JavaScript
...hState(){
var ret = f.apply(this, arguments);
window.dispatchEvent(new Event('pushstate'));
window.dispatchEvent(new Event('locationchange'));
return ret;
})(history.pushState);
history.replaceState = ( f => function replaceState(){
var ret = f.apply(this, arguments);
win...
Angularjs loading screen on ajax request
...reen (a simple spinner) until ajax request is complete. Please suggest any idea with a code snippet.
15 Answers
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How to create and handle composite primary key in JPA
... retrieved from provider, change the key of Entry and then persist it as a new entity.
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Playing .mp3 and .wav in Java?
... will play mp3 files.
Example code:
String bip = "bip.mp3";
Media hit = new Media(new File(bip).toURI().toString());
MediaPlayer mediaPlayer = new MediaPlayer(hit);
mediaPlayer.play();
You will need the following import statements:
import java.io.File;
import javafx.scene.media.Media;
import j...
How to programmatically clear application data
... 0; i < children.length; i++) {
boolean success = deleteDir(new File(dir, children[i]));
if (!success) {
return false;
}
}
}
// <uses-permission
// android:name="android.permission.CLEAR_APP_CACHE"></uses-permission...
Indexes of all occurrences of character in a string
...
String string = "bannanas";
ArrayList<Integer> list = new ArrayList<Integer>();
char character = 'n';
for(int i = 0; i < string.length(); i++){
if(string.charAt(i) == character){
list.add(i);
}
}
Result would be used like this :
for(Integer i : lis...
Best way to use PHP to encrypt and decrypt passwords? [duplicate]
...text);
}
}
And to call it:
$str = "My secret String";
$converter = new Encryption;
$encoded = $converter->encode($str );
$decoded = $converter->decode($encoded);
echo "$encoded<p>$decoded";
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How to get last inserted row ID from WordPress database?
...in has a table with a AUTO_INCREMENT primary key field called ID. When a new row is inserted into the table, I'd like to get the ID value of the insertion.
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