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Java: is there a map function?
I need a map function. Is there something like this in Java already?
6 Answers
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译文：理解Java中的弱引用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
译文：理解Java中的弱引用understanding-weakreference-in-java不久之前，我面试了一些求职Java高级开发工程师的应聘者。我常常会面试他们说，你能给我介绍一些Java中得弱引用吗？，如果面试者这样说，嗯...原文信息
文章出自 Understa...
A JRE or JDK must be available in order to run Eclipse. No JVM was found after searching the followi
...t JRE install on a Windows machine. My JRE came along with the JDK and the Java 6 JDK installer didn't install the JRE properly somehow. A DLL file was missing in JDK's JRE installation. After I reinstalled the standalone JRE from http://java.com, overwriting the old one, the GlassFish installer con...
Why is the Java main method static?
The method signature of a Java main() method is:
37 Answers
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How to add minutes to my Date
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In order to avoid any dependency you can use java.util.Calendar as follow:
Calendar now = Calendar.getInstance();
now.add(Calendar.MINUTE, 10);
Date teenMinutesFromNow = now.getTime();
In Java 8 we have new API:
LocalDateTime dateTime = LocalDateTime...
Is MATLAB OOP slow or am I doing something wrong?
... per call
classdef class.staticnop(): 1.16361 sec 11.64 usec per call
Java nop(): 2.43035 sec 24.30 usec per call
Java static_nop(): 0.87682 sec 8.77 usec per call
Java nop() from Java: 0.00014 sec 0.00 usec per call
MEX mexnop(): ...
Why is using a wild card with a Java import statement bad?
...pace. For example, let's say that you're writing a Swing app, and so need java.awt.Event, and are also interfacing with the company's calendaring system, which has com.mycompany.calendar.Event. If you import both using the wildcard method, one of these three things happens:
You have an outright ...
How does java do modulus calculations with negative numbers?
Am I doing modulus wrong? Because in Java -13 % 64 is supposed to evaluate to -13 but I get 51 .
14 Answers
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Get java.nio.file.Path object from java.io.File
Is it possible to get a Path object from a java.io.File ?
4 Answers
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What is Java String interning?
What is String Interning in Java, when I should use it, and why ?
7 Answers
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