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Synchronization vs Lock
java.util.concurrent API provides a class called as Lock , which would basically serialize the control in order to access the critical resource. It gives method such as park() and unpark() .
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String isNullOrEmpty in Java? [duplicate]
... New link do Guava doc: google.github.io/guava/releases/snapshot-jre/api/docs/com/…
– mkczyk
Nov 23 '17 at 9:24
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Google Maps v2 - set both my location and zoom in
...) in one google map?
From a coding standpoint, you would do them sequentially:
CameraUpdate center=
CameraUpdateFactory.newLatLng(new LatLng(40.76793169992044,
-73.98180484771729));
CameraUpdate zoom=CameraUpdateFactory.zoomTo(15);
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Sending a notification from a service in Android
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Both Activity and Service actually extend Context so you can simply use this as your Context within your Service.
NotificationManager notificationManager =
(NotificationManager) getSystemService(Service.NOTIFICATION_SERVICE);
Notification notificatio...
Parsing query strings on Android
...n M.
So the best answer now is UrlQuerySanitizer. This has existed since API level 1 and still exists. It also makes you think about the tricky issues like how do you handle special characters, or repeated values.
The simplest code is
UrlQuerySanitizer.ValueSanitizer sanitizer = UrlQuerySanitiz...
Why is using a wild card with a Java import statement bad?
...t and com.mycompany.calendar.Event, and so you can't even compile.
You actually manage only to import one (only one of your two imports does .*), but it's the wrong one, and you struggle to figure out why your code is claiming the type is wrong.
When you compile your code there is no com.mycompany.c...
How can I set response header on express.js assets
...anyone is still having issues or just doesn't want to add another library. All you have to do is place this middle ware line of code before your routes.
Cors Example
app.use((req, res, next) => {
res.append('Access-Control-Allow-Origin', ['*']);
res.append('Access-Control-Allow-Met...
Difference between ProcessBuilder and Runtime.exec()
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see docs.oracle.com/javase/7/docs/api/java/lang/… to set environment after getting them via environment method...
– ilke Muhtaroglu
Nov 5 '18 at 10:37
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How can I check if a single character appears in a string?
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But there's always a loop behind that call because you can't find a symbol otherwise.
– vava
Feb 3 '09 at 6:25
5
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How to use JUnit and Hamcrest together?
...reMatchers . At the same time there are some other matchers in hamcrest-all-1.1.jar in org.hamcrest.Matchers . So, where to go? Shall I explicitly include hamcrest JAR into the project and ignore matchers provided by JUnit?
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