大约有 7,481 项符合查询结果（耗时：0.0220秒） [XML]
Getting value of public static final field/property of a class in Java via reflection
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It's not an Android question, it's a Java reflection question that uses a particular example. Questions are tagged based on their topic.
– Matthew Read
Dec 19 '16 at 17:05
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How to check if my string is equal to null?
... I agree on the readability. It depends whether we are using Java 5 vs Java 6 since isEmpty() is only in Java 6.
– CoolBeans
Apr 8 '10 at 17:44
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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...
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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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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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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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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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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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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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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