Happiness takes no account of time. 幸福不觉光阴过. Do you know the theory of relativity? If you know about that, you may know one story about Einstein, how did he explain his theory to those who were totally ignorant about that? He said in a funny way: Yea…

Love is hard to get into, but harder to get out of. 相爱不易,相忘更难. The past are hurt, but I think we can run from it or learn from it. If she turns her back on you, you also can turn your back on her. Please be barve when you have to be, for example, you…

Had I not seen the sun, I could have borne the shade. 我本可以忍受黑暗,如果我不曾见过阳光. A poem by Emily Dickinson, and the full text follows: Had I not seen the sun I could have borne the shade But light a newer wilderness My wilderness had made Aha, if just readi…

We are all in the gutter, but some of us are looking at the stars. 我们都生活在阴沟里,但仍有人仰望星空. In the past most of us had learned in our historical textbooks that history is created by the public, not just by those elites. But as we gradually grew up, we hav…

Try to be a rainbow in someone's cloud. 当乌云萦绕心头,我愿意成为你的彩虹. Actually there are many rainbows in our life, even when we think our life is totally darkened by heavy clouds and we can't see any light, even a small glimmer of light. Sometimes we may see t…

Genius often betrays itself into great errors. 天才常被天才误. Genius can help us get greater achievements, and it can result in great errors as well. Whether it is helpful or harmful, depends on the purposes of those genius. To borrow from the Spiderman, w…

He alone is poor who does not possess knowledge. 没有知识,才是贫穷. Knowledge, as a important part of wisdom, can be converted into wealth, especially in this fast-developing world, because it is becoming more and more technology-driven, those people with go…

In the evening one may praise the day. 入夜方能赞美白昼. I think that could be understand in different ways, at least two. One is that we praise the day in the evening, because the day brings us the light, in the evening we know the value of light. The other…

If you smile when no one else is around, you really mean it. 独处时的微笑,才是发自内心的. Recently I found I seldom smiled when I was alone. Most often I felt depressed and frustrated due to the obstacles I met both in life and work. And I become more and more pe…

原博客地址:http://jinnianshilongnian.iteye.com/blog/2018398 根据下载的pdf学习. 第二十一章 授予身份与切换身份(一) 1.使用场景 某个领导因为某些原因不能访问一些网站,他想把这个网站上的工作委托给秘书,但是他又不想提供账户.密码.此时可以使用shiro的 RunAs 功能. RunAs:允许一个用户假装为另一个用户(如果获得了允许)的身份进行访问. 注意,本章代码基于<第十六章 综合实例>,详细的数据模型及基本流程见该章. 2.表及数据…