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BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
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三、AIO
与NIO不同，当进行读写操作时，只须直接调用API的read或write方法即可。这两种方法均为异步的，对于读操作而言，当有流可读取时，操作系统会将可读的流传入read方法的缓冲区，并通知应用程序；对于写操作而言，当...
Why is spawning threads in Java EE container discouraged?
...is now a standard, and correct way to create threads with the core Java EE API. By using Concurrency Utils, you ensure that your new thread is created, and managed by the container, guaranteeing that all EE services are available. Examples here and here
– Chris Ritchie
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How to play a notification sound on websites?
...ge
Advantages:
JavaScript-plugin for playing sounds based on Web Audio API with fallback to HTML5 Audio.
Plugin is working on most popular desktop and mobile browsers and can be used everywhere, from common web sites to browser games.
Audio-sprites support included.
No dependecies (jQuery not re...
Remove Elements from a HashSet while Iterating [duplicate]
...a nice method called removeIf that makes things easier and safer. From the API docs:
default boolean removeIf(Predicate<? super E> filter)
Removes all of the elements of this collection that satisfy the given predicate.
Errors or runtime exceptions thrown during iteration or by the predicate...
Converting stream of int's to char's in java
...king about. He is using Reader's read method: java.sun.com/j2se/1.4.2/docs/api/java/io/Reader.html#read() The question he is asking is how to convert value returned by this method into char.
– Vanuan
May 7 '09 at 21:43
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What is the size of ActionBar in pixels?
...attr/actionBarSize (note the lack of android namespace) which works on all API levels.
– Jake Wharton
Jul 4 '13 at 3:27
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What's up with Java's “%n” in printf?
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See the docs.oracle.com/javase/1.5.0/docs/api/java/util/…
– Namo
Jan 16 '19 at 9:34
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What is the difference between JDK and JRE?
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I have worked on JExcel API and I've set the classpath correctly and still there exists the problem. So i deployed it inside tlib/ext folder, which woks fine after that?? So what would be reason??
– i2ijeya
Dec...
When do Java generics require
...ownside of really accepting anything when T is an Object, which is not the APIs intent. The intent is to statically ensure that the matcher matches the actual object, and there is no way to exclude Object from that calculation.
The answer to the third question is that nothing would be lost, in term...
How to get base url with jquery or javascript?
...he value in <base/> tag
https://developer.mozilla.org/en-US/docs/Web/API/Node/baseURI
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