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Catching java.lang.OutOfMemoryError?
Documentation for java.lang.Error says:
14 Answers
14
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When would you use the Builder Pattern? [closed]
...ow are some reasons arguing for the use of the pattern and example code in Java, but it is an implementation of the Builder Pattern covered by the Gang of Four in Design Patterns. The reasons you would use it in Java are also applicable to other programming languages as well.
As Joshua Bloch states...
Builder Pattern in Effective Java
I have recently started to read Effective Java by Joshua Bloch. I found the idea of the Builder pattern [Item 2 in the book] really interesting. I tried to implement it in my project but there were compilation errors. Following is in essence what I was trying to do:
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Why should a Java class implement comparable?
Why is Java Comparable used? Why would someone implement Comparable in a class? What is a real life example where you need to implement comparable?
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How to cast an Object to an int
How can I cast an Object to an int in java?
19 Answers
19
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Getting the IP address of the current machine using Java
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import java.net.DatagramSocket;
import java.net.InetAddress;
try(final DatagramSocket socket = new DatagramSocket()){
socket.connect(InetAddress.getByName("8.8.8.8"), 10002);
ip = socket.getLocalAddress().getHostAddress();
}
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Difference between String#equals and String#contentEquals methods
... So, is it like the operators == (contentEquals) and === (equals) in javascript?
– anestv
Dec 23 '13 at 19:04
2
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What's the difference between Thread start() and Runnable run()
...Thread#start() ,nothing really relative to os thread happens? It is only a java object.
– Jaskey
Dec 6 '14 at 9:38
4
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Convert String to Uri
How can I convert a String to a Uri in Java (Android)? i.e.:
6 Answers
6
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Are “while(true)” loops so bad? [closed]
I've been programming in Java for several years now, but I just recently returned to school to get a formal degree. I was quite surprised to learn that, on my last assignment, I lost points for using a loop like the one below.
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