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Why is ArrayDeque better than LinkedList
I am trying to to understand why Java's ArrayDeque is better than Java's LinkedList as they both implement Deque interface.
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Which is best way to define constants in android, either static class, interface or xml resource?
... your project significantly.
static final constants are compiled into the java bytecode; project resources are compiled into a binary format within the apk. Accessing either is extremely efficient... if there is a difference between the two, it is trivial at most.
There isn't a set rule on how you...
Websocket API to replace REST API?
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98
Not to say that the other answers here don't have merit, they make some good points. But I'm go...
How to use concerns in Rails 4
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98
It's worth to mention that using concerns is considered bad idea by many.
like this guy
and t...
Is Python strongly typed?
...pe is not as expected, a language that complains is strongly typed (python/java) and one that isn't is weakly typed (javascript) Dynamically typed languages(python) are those which allow the type of a variable to change at runtime whereas statically typed languages(java) do not allow this once a v...
Best way to list files in Java, sorted by Date Modified?
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Elegant solution since Java 8:
File[] files = directory.listFiles();
Arrays.sort(files, Comparator.comparingLong(File::lastModified));
Or, if you want it in descending order, just reverse it:
File[] files = directory.listFiles();
Arrays.sort(...
Where is Maven' settings.xml located on mac os?
...17-04-04T03:39:06+08:00)
Maven home: /usr/local/Cellar/maven/3.5.0/libexec
Java version: 1.8.0_121, vendor: Oracle Corporation
Java home: /Library/Java/JavaVirtualMachines/jdk1.8.0_121.jdk/Contents/Home/jre
Default locale: zh_CN, platform encoding: UTF-8
OS name: "mac os x", version: "10.11.5", arch...
Picking a random element from a set
...terested in picking a random element from a
HashSet or a LinkedHashSet, in Java.
Solutions for other languages are also welcome.
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Java synchronized static methods: lock on object or class
The Java documentation says:
8 Answers
8
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Learning to write a compiler [closed]
Preferred languages : C/C++, Java, and Ruby.
38 Answers
38
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