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编写数学表达式
编写数学表达式 下标和上标 分数、二项式和堆叠数 根式 字体 自定义字体 重音符号 符号 示例 编写数学表达式 原文：Writing mathematical expressions 译者：飞龙 协议：CC BY-NC-SA 4.0 你可以在任何 matplotlib 文本字符串中使用子 TeX 标记，将它放在一对美元... -
ABOUT DOGS.
ABOUT DOGS. ABOUT DOGS. The worst of a pet dog is that one gets so fond of it. When old age, or accident, or disease deprives you of your faithful friend, your unfailing sym... -
3
Like exhumed Pompeii, the tragedy was so ancient that it aroused only wonder. The whole town had been blotted out. The execs did not take chances; apparently they had sterili... -
FOUR MONTHS IN CAMP.
FOUR MONTHS IN CAMP. FOUR MONTHS IN CAMP. I daresay many of my child readers think that it must be delightful to live in a tent. And so it is; for a few years ago I passed f... -
（31）设计模式之代理模式
（31）设计模式之代理模式 介绍 _8正文 _42实战一把 _276总结 （31）设计模式之代理模式 介绍 代理，顾名思义就是帮助别人做事，GoF对代理模式的定义如下： 代理模式（Proxy），为其他对象提供一种代理以控制对这个对象的访问。 代理模式使得代理对象控制具体对象的引用。代理几乎可以是任何对象：文件，资源，内存中的对象，或... -
ABOUT BOYS.
ABOUT BOYS. ABOUT BOYS. I have numbered many pet boys among my kinsfolk and friends, and I am going to tell you a few of their pranks. It would not be fair, I suppose, to th... -
CONTENTS.
CONTENTS. CONTENTS. CHAPTER PAGE I. ABOUT MONKEYS 1 II. ABOUT JAMAICA 28 III. AUNT ANNIE’S STORIES ABOUT HORSES 78 IV. FOUR MONTHS IN CAMP 105 V...
