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comparing sbt and Gradle [closed]
... diving into Scala and noticed sbt. I have been quite happy with Gradle in java/groovy projects, and I know there's a scala plugin for Gradle.
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using facebook sdk in Android studio
... main {
manifest.srcFile 'AndroidManifest.xml'
java.srcDirs = ['src']
resources.srcDirs = ['src']
res.srcDirs = ['res']
}
}
}
Note that depending on when you're following these instructions compared to when this is written, you may ne...
Volatile boolean vs AtomicBoolean
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@sgp15 It has to do with synchronization as of Java 5.
– Man of One Way
Sep 10 '13 at 10:36
7
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How to convert byte array to string and vice versa?
...are a bunch of encodings you can use, look at the Charset class in the Sun javadocs.
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Why does Hibernate require no argument constructor?
...r proper dependency injection and for rich object behaviour). Furthermore, Java reflection allows you to create objects without using newInstance(). The method getDeclaredConstructors has been in the reflection API since JDK 1.1. It's terrifying that the JPA spec designers neglected this.
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How to create our own Listener interface in android?
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Create a new file:
MyListener.java:
public interface MyListener {
// you can define any parameter as per your requirement
public void callback(View view, String result);
}
In your activity, implement the interface:
MyActivity.java:
public cla...
Why I can't change directories using “cd”?
...round this is to use an alias instead:
alias proj="cd /home/tree/projects/java"
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What is the difference between an interface and abstract class?
...ometimes untrue. Sometimes, they are not even what you think they are.
In Java, this rule is strongly enforced, while in PHP, interfaces are abstract classes with no method declared.
In Python, abstract classes are more a programming trick you can get from the ABC module and is actually using meta...
Jackson Vs. Gson [closed]
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Jackson and Gson are the most complete Java JSON packages regarding actual data binding support; many other packages only provide primitive Map/List (or equivalent tree model) binding.
Both have complete support for generic types, as well, as enough configurabilit...
What does “atomic” mean in programming?
In the Effective Java book, it states:
6 Answers
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