大约有 7,481 项符合查询结果（耗时：0.0150秒） [XML]
How to implement infinity in Java?
Does Java have anything to represent infinity for every numerical data type? How is it implemented such that I can do mathematical operations with it?
...
Convert boolean to int in Java
What is the most accepted way to convert a boolean to an int in Java?
12 Answers
1...
What is the difference between a map and a dictionary?
...
Two terms for the same thing:
"Map" is used by Java, C++
"Dictionary" is used by .Net, Python
"Associative array" is used by PHP
"Map" is the correct mathematical term, but it is avoided because it has a separate meaning in functional programming.
Some languages use st...
How do I load a file from resource folder?
...(code here).2
Here are some examples of how that class is used:
src\main\java\com\company\test\YourCallingClass.java
src\main\java\com\opensymphony\xwork2\util\ClassLoaderUtil.java
src\main\resources\test.csv
// java.net.URL
URL url = ClassLoaderUtil.getResource("test.csv", YourCallingClass.class...
run main class of Maven project [duplicate]
I've created a simple console Java application that is built with Maven. Is there a way that the main class (which doesn't require any arguments) can be run from the command-line using a maven command like:
...
How to maintain a Unique List in Java?
How to create a list of unique/distinct objects (no duplicates) in Java?
7 Answers
7
...
How to close a Java Swing application from the code
...ing it with System.exit is a very bad idea).
The most common culprits are java.util.Timer and a custom Thread you've created. Both should be set to daemon or must be explicitly killed.
If you want to check for all active frames, you can use Frame.getFrames(). If all Windows/Frames are disposed of,...
Something like 'contains any' for Java set?
... @Xipo is right. Check grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/…
– Lluis Martinez
Feb 23 '17 at 22:06
|
...
How to replace a set of tokens in a Java String?
...table method String.format mentioned above is only available starting with Java 1.5 (which should be pretty standard nowadays, but you never know). Instead of that you might also use Java's class MessageFormat for replacing the placeholders.
It supports placeholders in the form '{number}', so your ...
“Conversion to Dalvik format failed with error 1” on external JAR
...
Go to Project » Properties » Java Build Path » Libraries and remove all except the "Android X.Y" (in my case Android 1.5). click OK. Go to Project » Clean » Clean projects selected below » select your project and click OK. That should work.
It is al...