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Get generic type of java.util.List
... you can get them with a little help of reflection:
package test;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.util.ArrayList;
import java.util.List;
public class Test {
List<String> stringList = new ArrayList<String>();
List<Inte...
How can I open Java .class files in a human-readable way?
I'm trying to figure out what a Java applet's class file is doing under the hood. Opening it up with Notepad or Textpad just shows a bunch of gobbledy-gook.
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Why doesn't Java allow overriding of static methods?
...s so the concept is not applicable.
There were two considerations driving Java's design that impacted this. One was a concern with performance: there had been a lot of criticism of Smalltalk about it being too slow (garbage collection and polymorphic calls being part of that) and Java's creators we...
HTTP URL Address Encoding in Java
My Java standalone application gets a URL (which points to a file) from the user and I need to hit it and download it. The problem I am facing is that I am not able to encode the HTTP URL address properly...
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What is the use of ByteBuffer in Java? [closed]
What are example applications for a ByteBuffer in Java? Please list any example scenarios where this is used. Thank you!
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What are the differences between struct and class in C++?
...ifference between classes and structs.
Quoth the standard (§11.2.2 in C++98 through C++11):
In absence of an access-specifier
for a base class, public is assumed
when the derived class is declared
struct and private is assumed when the class is declared class.
And just for completeness...
Java string to date conversion
...t way to convert a String in the format 'January 2, 2010' to a Date in Java?
15 Answers
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#ifdef #ifndef in Java
I doubt if there is a way to make compile-time conditions in Java like #ifdef #ifndef in C++.
8 Answers
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How can I find and run the keytool
...und a solution by myself as below quote. It works fine.
"C:\Program Files\Java\jdk1.6.0_26\bin\keytool.exe" -exportcert -alias
> sociallisting -keystore "D:\keystore\SocialListing" |
> "C:\cygwin\bin\openssl.exe" sha1 -binary | "C:\cygwin\bin\openssl.exe"
> base64
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What is the difference between the add and offer methods in a Queue in Java?
Take the PriorityQueue for example http://java.sun.com/j2se/1.5.0/docs/api/java/util/PriorityQueue.html#offer(E)
8 Answe...