大约有 7,570 项符合查询结果（耗时：0.0290秒） [XML]
What are the differences between “generic” types in C++ and Java?
Java has generics and C++ provides a very strong programming model with template s.
So then, what is the difference between C++ and Java generics?
...
How to compare dates in Java? [duplicate]
How do I compare dates in between in Java?
11 Answers
11
...
What is the native keyword in Java for?
While playing this puzzle (It's a Java keyword trivia game), I came across the native keyword.
10 Answers
...
In Java, what is the best way to determine the size of an object?
...
You can use the java.lang.instrument package
Compile and put this class in a JAR:
import java.lang.instrument.Instrumentation;
public class ObjectSizeFetcher {
private static Instrumentation instrumentation;
public static void pr...
Java 7 language features with Android
Just wondering if anyone has tried using new Java 7 language features with Android?
I know that Android reads the bytecode that Java spits out and turns it to dex. So I guess my question is can it understand the bytecode of Java 7?
...
Choosing Java vs Python on Google App Engine
Currently Google App Engine supports both Python & Java. Java support is less mature. However, Java seems to have a longer list of libraries and especially support for Java bytecode regardless of the languages used to write that code. Which language will give better performance and more power? Pleas...
Why is no one using make for Java?
Just about every Java project that I've seen either uses Maven or Ant. They are fine tools and I think just about any project can use them. But what ever happened to make ? It's used for a variety of non-Java projects and can easily handle Java. Sure you have to download make.exe if you use Win...
What exactly is Java EE?
I have been doing Java SE for some years now and moving on to Java EE. However, I have some trouble understanding some aspects of Java EE.
...
BLE UUID是对的但连接闪退：java.lang.IllegalArgumentException: UUID str...
请问UUID是对的 连接闪退，
下面是报错日志
java.lang.ExceptionInInitializerError
at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.subscribe(BluetoothLEint.java:357)
at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.run(BluetoothLEint.java:325)
at android.os....
“Java DateFormat is not threadsafe” what does this leads to?
Everybody cautions regarding Java DateFormat not being thread safe and I understand the concept theoretically.
11 Answers
...