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Static Block in Java [duplicate]
... Makes the code clearer and less repetitive. The folks that make Java specifications sometimes make things more confusing, but almost always there is a underlying reason to why they did it that way. Stream manipulation, anyone?
– Mindwin
Aug 28 '13 at...
Mod in Java produces negative numbers [duplicate]
When I calculate int i = -1 % 2 I get -1 in Java. In Python, I get 1 as the result of -1 % 2 .
What do I have to do to get the same behavior in Java with the modulo function?
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Method Overloading for null argument
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Java will always try to use the most specific applicable version of a method that's available (see JLS §15.12.2).
Object, char[] and Integer can all take null as a valid value. Therefore all 3 version are applicable, so Jav...
In Java, how do I call a base class's method from the overriding method in a derived class?
I have two Java classes: B, which extends another class A, as follows :
12 Answers
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java.net.MalformedURLException: no protocol
I am getting Java exception like:
2 Answers
2
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Can we have multiline comments in a Java properties file?
In a Java .properties file we can do single line comments with # .
11 Answers
11
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What does the keyword “transient” mean in Java? [duplicate]
...e object
is recreated from those bytes. Member
variables marked by the java transient
keyword are not transferred, they are
lost intentionally.
Example from there, slightly modified (thanks @pgras):
public class Foo implements Serializable
{
private String saveMe;
private transient...
Run jar file in command prompt [duplicate]
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Try this
java -jar <jar-file-name>.jar
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How to set IntelliJ IDEA Project SDK
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For a new project select the home directory of the jdk
eg C:\Java\jdk1.7.0_99
or C:\Program Files\Java\jdk1.7.0_99
For an existing project.
1) You need to have a jdk installed on the system.
for instance in
C:\Java\jdk1.7.0_99
2) go to project structure under File menu ctrl+alt+s...
Java Programming - Where should SQL statements be stored? [closed]
... me that many people who are careful to build nicely-architected, clean OO Java code are the same people who tolerate writing messy, non-performant SQL and just sticking it as strings in random places. If your SQL is just strings in your DAO layer, then I can pretty much guarantee you don't have DB...