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Reading a List from properties file and load with spring annotation @Value
....springframework.expression.spel.SpelEvaluationException exception and not javax.el.ELException. Is your objected created by Spring?
– Wilhelm Kleu
Oct 25 '12 at 8:05
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What is the difference between the Facade and Adapter Pattern?
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Excellent analogy indeed! A real world Java example of the Adapter pattern may help understanding it better: InputStreamReader which adapts InputStream to Reader and OutputStreamWriter which adapts OutputStream to Writer Both which are different abstract types.
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Hibernate SessionFactory vs. JPA EntityManagerFactory
... use of the JPA is to be preferred over the Hibernate API, because it is a Java Enterprise standard. Using JPA (and restricting yourself to it, without using Hibernate-specific features) improves application portability, i.e. you have the option to switch to a different persistence framework with mi...
How much faster is C++ than C#?
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There is no strict reason why a bytecode based language like C# or Java that has a JIT cannot be as fast as C++ code. However C++ code used to be significantly faster for a long time, and also today still is in many cases. This is mainly due to the more advanced JIT optimizations being compl...
“Content is not allowed in prolog” when parsing perfectly valid XML on GAE
...se weird characters before the “<?xml“.
Ref: http://www.mkyong.com/java/sax-error-content-is-not-allowed-in-prolog/
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Convert a character digit to the corresponding integer in C
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Huh, yeah that would coerce, wouldn't it? Maybe Java has colored my perceptions. Or maybe I'm completely mistaken and it would even coerce in Java. :)
– Kevin Conner
Mar 1 '10 at 15:23
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Shortest distance between a point and a line segment
...solution in any language you want; I can translate it into what I'm using (Javascript).
52 Answers
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How do I change the default port (9000) that Play uses when I execute the “run” command?
...), the only way I was able to change the startup port was by first setting JAVA_OPTS and then launching the application.
E.g., from the command line
set JAVA_OPTS=-Dhttp.port=9002
bin\myapp.bat
where myapp.bat is the batch file created by the "dist" command.
The following would always ignore my...
What is boilerplate code?
...enerated automatically than written by hand. For example, in the following Java class representing a pet, almost all the code is boilerplate except for the declarations of Pet, name and owner:
public class Pet {
private PetName name;
private Person owner;
public Pet(PetName name, Perso...
PHP and Enumerations
...'t have native Enumerations. But I have become accustomed to them from the Java world. I would love to use enums as a way to give predefined values which IDEs' auto-completion features could understand.
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