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Android: remove notification from notification bar
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private static final int MY_NOTIFICATION_ID= 1234; String ns = Context.NOTIFICATION_SERVICE; NotificationManager mNotificationManager; mNotificationManager = (NotificationManager) getSystemService(ns); mNotificationManager.notify(MY_NOTIFICATION_ID, notification); The example...
Scala Doubles, and Precision
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@RexKerr I prefer your string.format way, but in locales s.a. mine (Finnish), care must be taken to fix to ROOT locale. E.g. "%.2f".formatLocal(java.util.Locale.ROOT,x).toDouble . It seems, format uses ',' because of the locale whereas toDouble is ...
How to get first element in a list of tuples?
...ave a list like below where the first element is the id and the other is a string:
12 Answers
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Linking to an external URL in Javadoc?
...tml#sec14.1">HTTP/1.1 documentation</a>}.
*/
public static final String ACCEPT = "Accept";
/**
* See {@link <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.2">HTTP/1.1 documentation</a>}.
*/
public static final String ACCEPT_CHARSET = "Accept-Charset";
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In Java, what does NaN mean?
...the value being converted is something else, for example when converting a string that does not represent a number.
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HashSet vs LinkedHashSet
...n item
LinkedHashSet maintain the order of insertion item
Example
Set<String> set = ...;// using new HashSet<>() OR new LinkedHashSet<>()
set.add("2");
set.add("1");
set.add("ab");
for(String value : set){
System.out.println(value);
}
HashSet output
1
ab
2
LinkedHashSet...
What does “=>” mean in PHP?
..._dump("user = $user and password = $pass");
}
Will get you this output:
string 'user = user1 and password = password1' (length=37)
string 'user = user2 and password = password2' (length=37)
(I'm using var_dump to generate a nice output, that facilitates debuging; to get a normal output, you'd u...
Why check both isset() and !empty()
...p doc(empty) you'll see this things are considered emtpy
* "" (an empty string)
* 0 (0 as an integer)
* "0" (0 as a string)
* NULL
* FALSE
* array() (an empty array)
* var $var; (a variable declared, but without a value in a class)
while isset check if the variable isset and not null which can...
JQuery: 'Uncaught TypeError: Illegal invocation' at ajax request - several elements
...sed in to the data option as an object (technically, anything other than a string) will be processed and transformed into a query string, fitting to the default content-type "application/x-www-form-urlencoded". If you want to send a DOMDocument, or other non-processed data, set this option to false....
What is the relationship between Looper, Handler and MessageQueue in Android?
...em.out.println("Hello from a thread!");
}
public static void main(String args[]) {
(new Thread(new HelloRunnable())).start();
}
}
Now, let's apply this simple principle to Android app. What would happen if an Android app is run on a normal thread? A thread called "main" or "UI...