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Java generics T vs Object
...ill operate upon, instead of relying on type-casting to enforce this.
See Java Generics* from Oracle.
*Updated Link.
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Why are only final variables accessible in anonymous class?
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As noted in comments, some of this becomes irrelevant in Java 8, where final can be implicit. Only an effectively final variable can be used in an anonymous inner class or lambda expression though.
It's basically due to the way Java manages closures.
When you create an instance...
Eclipse “Error: Could not find or load main class”
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@Aequitas do "Run" -> "Run As" -> "Java Application." once, and it will set the class path automatically. See Blamkin86's answer. Classpath settings may be found under "Run" -> "Run Configurations...".
– gkubed
Oct 2 ...
How to configure encoding in Maven?
...em with scandic letters that isn't solved with the solution above.
If the java source files contain scandic letters they need to be interpreted correctly by the Java used for compiling. (e.g. scandic letters used in constants)
Even that the files are stored in UTF-8 and the Maven is configured to ...
Global variables in Java
How do you define Global variables in Java ?
23 Answers
23
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Initial bytes incorrect after Java AES/CBC decryption
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http://commons.apache.org/proper/commons-codec/download_codec.cgi
import javax.crypto.Cipher;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import org.apache.commons.codec.binary.Base64;
public class Encryptor {
public static String encrypt(String key, Str...
How to auto-remove trailing whitespace in Eclipse?
...Removing whitespace from the entire file being edited:
Preferences -> Java -> Editors -> Save Actions -> check Perform the selected actions on save -> check Additional actions -> click Configure.. -> go to Code organizing tab -> check Remove trailing whitespace -> select...
How to fix the “java.security.cert.CertificateException: No subject alternative names present” error
I have a Java web service client, which consumes a web service via HTTPS.
19 Answers
1...
What is the equivalent to a JavaScript setInterval/setTimeout in Android/Java?
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setInterval()
function that repeats itself in every n milliseconds
Javascript
setInterval(function(){ Console.log("A Kiss every 5 seconds"); }, 5000);
Approximate java Equivalent
new Timer().scheduleAtFixedRate(new TimerTask(){
@Override
public void run(){
Log.i("tag", "...
JBoss vs Tomcat again [closed]
... supports Servlet 3.0). JBoss AS, a 'complete' application server supports Java EE 6 (including Servlet 3.0) in its current version.
Tomcat is fairly lightweight and in case you need certain Java EE features beyond the Servlet API, you can easily enhance Tomcat by providing the required libraries a...