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What is an example of the simplest possible Socket.io example?
So, I have been trying to understand Socket.io lately, but I am not a supergreat programmer, and almost every example I can find on the web (believe me I have looked for hours and hours), has extra stuff that complicates things. A lot of the examples do a bunch of things that confuse me, or connect ...
Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...并发实用程序，这个包应该用于 Java 开发工具箱 1.5 发行版。
结束语
线程池是组织服务器应用程序的有用工具。它在概念上十分简单，但在实现和使用一个池时，却需要注意几个问题，例如死锁、资源不足和wait() 及 notify(...
Patterns for handling batch operations in REST web services?
...do is basically grouping different requests in one Content-Type: multipart/mixed request, with each individual complete request separated by some defined delimiter. Headers and query parameter of the batch request are inherited to the individual requests (i.e. Authorization: Bearer some_token) unles...
Detect if device is iOS
I'm wondering if it's possible to detect whether a browser is running on iOS, similar to how you can feature detect with Modernizr (although this is obviously device detection rather than feature detection).
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A numeric string as array key in PHP
...PHP interpreter. It's not even possible to imagine to have a language that mixes strings and integers as array keys. The best solution? As proposed by Undolog stackoverflow.com/a/15413637/1977778 the best solution is to use a trailing space... Sadly.
– sentenza
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Why do people still use primitive types in Java?
...hod names should never be overloaded if there is the slightest chance of a mix up.
– MrBackend
Feb 9 '15 at 8:55
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How to check iOS version?
I want to check if the iOS version of the device is greater than 3.1.3
I tried things like:
37 Answers
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Difference between StringBuilder and StringBuffer
...: many thread may output in conflict. Since you don't want 2 output to get mixed up... but usually synchronizing at StringBuffer level is too low level, you will want to synchronize at an appender like levelm so locka answer is the best and StringBuffer should be deprecated. It would save code revie...
error: ‘std::ios_base::ios_base(const std::ios_base&)’ is private ...
error: ‘std::ios_base::ios_base(const std::ios_base&)’ is private ios_base(const ios_base&); synthesized method ‘std::basic_ostream::basic_ostream(const std::basic_ostream&)’ first required here这个错误的原因大概是std::ios_base类的拷贝构造函数是私有的，从retu...
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
BIO与NIO、AIO的区别(这个容易理解)IO的方式通常分为几种，同步阻塞的BIO、同步非阻塞的NIO、异步非阻塞的AIO。一、BIO在JDK1 4出来之前，我们建立网络连接的时候采用BIO模式 IO的方式通常分为几种，同步阻塞的BIO、同步非阻塞的...