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Checking if an Android application is running in the background
... Plus, there are no funky permissions required either.
MyLifecycleHandler.java:
public class MyLifecycleHandler implements ActivityLifecycleCallbacks {
// I use four separate variables here. You can, of course, just use two and
// increment/decrement them instead of using four and incremen...
How does LMAX's disruptor pattern work?
...f the buffer slots (see further for details). The array is accessed like a java#AtomicIntegerArray, so for the purpose of this explenation you may as well assume it to be one.
There can be any number of producers. When the producer wants to write to the buffer, an long number is generated (as in ca...
How to programmatically create and read WEP/EAP WiFi configurations in Android?
...aves a EAP WiFi configuration through the vanilla Android UI in WifiDialog.java. Well easy enough We can use the same code in our Application, Well NO! If you happen to try this you will get errors saying cannot find the symbols eap, phase, client_cert and so on. A little detailed investigation tell...
Maven2: Missing artifact but jars are in place
...emoved the error from pom.xml. However, I was not able to use Logger in my java classes.
– Jobin Thomas
Nov 4 '16 at 18:22
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Convert JSON String To C# Object
... { this.test = test; }
}
Then your deserialization code would be:
JavaScriptSerializer json_serializer = new JavaScriptSerializer();
Test routes_list =
(Test)json_serializer.DeserializeObject("{ \"test\":\"some data\" }");
More information can be found in this tutorial:
http...
Identify duplicates in a List
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Here is a solution using Streams with Java 8
// lets assume the original list is filled with {1,1,2,3,6,3,8,7}
List<String> original = new ArrayList<>();
List<String> result = new ArrayList<>();
You just look if the frequency of this ob...
read file from assets
...g to the comment of @Vincent I added the finally block.
Also note that in Java 7 and upper you can use try-with-resources to use the AutoCloseable and Closeable features of recent Java.
CONTEXT
In a comment @LunarWatcher points out that getAssets() is a class in context. So, if you call it outsi...
SLF4J: Class path contains multiple SLF4J bindings
... jar names could be different)
SLF4J: Found binding in
[jar:file:/D:/Java/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/D:/Java/repository/org/apache/logging/log4j/log4j-slf4j-impl/2.8....
How should I escape strings in JSON?
...Utilities.escapeHtml , StringEscapeUtilities.escapeXml , or should I use java.net.URLEncoder ?
18 Answers
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How to import a jar in Eclipse
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The menu options are "Project > Properties > Java Build Path" in ADT v22.2.1 (October 2013).
– chrisfargen
Oct 23 '13 at 4:47
1
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