A single YubiKey has multiple functions for protecting access to your email, your apps and your physical spaces. Use one or more Yubikey features, or use them all. The versatile YubiKey does not require software installation or a battery; just plug i…

Smartcard features on the YubiKey NEO YubiKeys are a line of small and low-cost hardware security tokens popular for their one-time password (OTP) functionality. While the basic YubiKey model is limited to generating OTPs when plugged into a USB port…

The YubiKey NEO The YubiKey line of hardware one-time-password (OTP) generators has been on the market for a few years now—in 2010, we looked at the earlier generation of devices when support for them came to Fedora. But since that time, several upda…

1. 背景 注解可以减少代码的开发量,spring提供了丰富的注解功能.我们可能会被问到,spring的注解到底是什么触发的呢?今天以spring最常使用的一个注解autowired来跟踪代码,进行debug. 2. Autowired的定义及作用 作用:Marks a constructor, field, setter method or config method as to be autowired by Spring's dependency injection facilities.…

[Unity][Heap sort]用Unity动态演示堆排序的过程 How Heap Sort Works 最近做了一个用Unity3D动态演示堆排序过程的程序. I've made this app to show how heap sort works recently. 效果图(Demo) 一图抵千言. A picture paints a thousand words. 堆排序(Heap Sort) 堆排序总是建立这样一个二叉树:其父结点总大于其子结点. Step 1: The fir…

转载自 http://www.appcelerator.com/blog/2012/05/comparing-titanium-and-phonegap/ How PhoneGap Works As we mentioned previously, a PhoneGap application is a “native-wrapped” web application. Let’s explore how the web application is “wrapped”. Many native…

Saying that Java is nice because it works on every OS is like saying that anal sex is nice because it works on every gender.…

Java Memory Management, with its built-in garbage collection, is one of the language's finest achievements. It allows developers to create new objects without worrying explicitly about memory allocation and deallocation, because the garbage collector…

最近几篇是关于How tomcat works一书的读书笔记. 通过数个章节逐渐实现一个tomcat的功能. 源码下载地址:http://zhidao.baidu.com/share/7007af0fe074347e7c88d8c0a11c1f2b.html…

The Magic only works with total devotion of one's heart All tools and equipments are useless without passions.…