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Android: Difference between Parcelable and Serializable?
...lizable or Parcelable interface.
Serializable
Serializable is a standard Java interface. You can just implement Serializable interface and add override methods. The problem with this approach is that reflection is used and it is a slow process. This method creates a lot of temporary objects and ca...
Java GUI frameworks. What to choose? Swing, SWT, AWT, SwingX, JGoodies, JavaFX, Apache Pivot? [close
There is quite a lot of gui frameworks out there for java, but what is recognized as today's framework of choice?
9 Answers...
Is there any free OCR library for Android? [closed]
I'm looking for a Java OCR that runs on Android, however Asprise doesn't seem to be a platform independent OCR. is there any opensource/free Java OCR I can use for android application development?
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What is the proper way to re-attach detached objects in Hibernate?
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According to the Hibernate javadoc (but not JPA), lock(LockMode.NONE) can in fact be called on a transient object, and it does reattach the entity to the session. See stackoverflow.com/a/3683370/14379
– seanf
Jul...
Default value of 'boolean' and 'Boolean' in Java
...fault values of boolean (primitive) and Boolean (primitive wrapper) in Java?
8 Answers
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BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...回调函数。 在JDK1.7中，这部分内容被称作NIO.2，主要在Java.nio.channels包下增加了下面四个异步通道：
AsynchronousSocketChannel
AsynchronousServerSocketChannel
AsynchronousFileChannel
AsynchronousDatagramChannel
其中的read/write方法，会返回一个带...
Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...pproaching 4G on many Solaris systems.
(http://www.oracle.com/technetwork/java/hotspotfaq-138619.html#gc_heap_32bit)
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Converting stream of int's to char's in java
...this is not what the OP is asking about. He is using Reader's read method: java.sun.com/j2se/1.4.2/docs/api/java/io/Reader.html#read() The question he is asking is how to convert value returned by this method into char.
– Vanuan
May 7 '09 at 21:43
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What is the difference between Swing and AWT?
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AWT is a Java interface to native system GUI code present in your OS. It will not work the same on every system, although it tries.
Swing is a more-or-less pure-Java GUI. It uses AWT to create an operating system window and then pain...
In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
I'm working with some example java code for making md5 hashes. One part converts the results from bytes to a string of hex digits:
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