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Unable to execute dex: Multiple dex files define
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This can also happen when you have something like Foo.java in a package and Foo.java in a jar in libs/
– tricknology
Sep 18 '14 at 14:55
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VR硬件行业洗牌进行时 70%创业公司倒闭转行做内容 - 资讯 - 清泛网 - 专注C...
...，“我们主要还是想在移动端方面，做中国VR领域软件和系统层面最好的公司。”娄池表示。
两个月前，娄池就告诉记者，国内做硬件的，大都照搬Oculus的源代码，可代替性很强，大家都没有自己的核心算法，有的完全就是忽...
What is the difference between an ordered and a sorted collection?
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Java uses "ordered collection" to mean a collection such as List, where (unlike HashSet), the collection remembers what order the elements are supposed to be in. So elements can be added to the collection at a particular "pla...
HTTPS connections over proxy servers
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Here is my complete Java code that supports both HTTP and HTTPS requests using SOCKS proxy.
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
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Is there a method that calculates a factorial in Java?
I didn't find it, yet. Did I miss something?
I know a factorial method is a common example program for beginners. But wouldn't it be useful to have a standard implementation for this one to reuse?
I could use such a method with standard types (Eg. int, long...) and with BigInteger / BigDecimal, too...
The import javax.servlet can't be resolved [duplicate]
I'm trying to use eclipse for Java EE to develop web applications.
8 Answers
8
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When should one use final for method parameters and local variables?
... by default. You may not notice the benefits unless you use a truly modern Java IDE, though (ie, IDEA).
– Rogério
Jan 12 '10 at 1:44
10
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Collections.emptyList() vs. new instance
...hich you cannot add elements. (Same applies to the List.of() introduced in Java 9.)
In the rare cases where you do want to modify the returned list, Collections.emptyList() and List.of() are thus not a good choices.
I'd say that returning an immutable list is perfectly fine (and even the preferred...
What is a serialVersionUID and why should I use it?
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The docs for java.io.Serializable are probably about as good an explanation as you'll get:
The serialization runtime associates with each serializable class a version number, called a serialVersionUID, which is used during deserializa...
Android Endless List
....com/CyberEagle/OpenProjects/blob/master/android-projects/widgets/src/main/java/br/com/cybereagle/androidwidgets/helper/ListViewWithLoadingIndicatorHelper.java
- Helper to make it possible to use the features without extending from SimpleListViewWithLoadingIndicator.
https://github.com/CyberEagle/O...