I looked down. His hands were clenched into hard fists again. 我向下看,他的双手又一次收紧握成拳头. Mr. Banner came to our table then, to see why we weren't working. Banner老师到我们这桌来看为什么我们不在做实验. He looked over our shoulders to glance at the completed lab, and then stare…

The girl sitting there giggled. I'd noticed that his eyes were black — coal black. 那个坐在那里的女孩笑着.我注意到她的眼睛是很色的--炭黑色的. Mr. Banner signed my slip and handed me a book with no nonsense about introductions. Banner 先生签了我的名字然后递给我一本没有介绍的书. I could tell we were…

That wasn't a challenge; I was always pale, and my recent swoon had left a light sheen of sweat on my face. 这没什么挑战:我总是看起来苍白,并且我最近头晕的时候总有一束光打在我的脸上. I sat in one of the creaky folding chairs and rested my head against the wall with my eyes closed. 我坐在一…

原文:零元学Expression Blend 4 - Chapter 30 8个Expression Blend4的快捷 我针对工作区跟视窗的快捷键整理了八个Expression Blend4的快捷,也是我常用的,希望对大家有帮助 而其余的工具快捷在其他的文章中已经介绍过噜! ? 我针对工作区跟视窗的快捷键整理了八个Expression Blend4的快捷,也是我常用的,希望对大家有帮助 而其余的工具快捷在其他的文章中已经介绍过噜! ? 01 F4 or Tab 常用Blend的朋友,下图应该是…

终于结束这本书了,最后两章的内容在官方文档中都有详细介绍,简单过一遍.. 首先是数据备份,最简单直接的就是用 mysql 的内置工具 mysqldump MySQL 8.0 Reference Manual  /  Backup and Recovery  /  Using mysqldump for Backups  /  Dumping Data in SQL Format with mysqldump 导入也巨简单,因为导出文件是 .sql 直接用 source 就 ok 了. 另外,需要…

Shell脚本编程30分钟入门 转载地址: Shell脚本编程30分钟入门 什么是Shell脚本 示例 看个例子吧: #!/bin/sh cd ~ mkdir shell_tut cd shell_tut for ((i=0; i<10; i++)); do touch test_$i.txt done 示例解释 第1行:指定脚本解释器,这里是用/bin/sh做解释器的 第2行:切换到当前用户的home目录 第3行:创建一个目录shell_tut 第4行:切换到shell_tut目录 第5行:循…

Messenger类实际是对Aidl方式的一层封装.本文只是对如何在Service中使用Messenger类实现与客户端的通信进行讲解,对Messenger的底层不做说明.阅读Android Programming: Pushing the Limits -- Chapter 7:Android IPC -- AIDL了解如何使用Aidl的方式实现服务端与客户端的通信. 在Service中使用Messenger,大部分代码还是跟Android的消息机制打交道,具体一点就是跟Handler,Mes…

PRML Chapter 2. Probability Distributions P68 conjugate priors In Bayesian probability theory, if the posterior distributions p(θ|x) are in the same family as the prior probability distributionp(θ), the prior and posterior are then called conjugate d…

Chapter 2 - How to Add a sprite 1. Add image resources 1.1add resources on win32 2. Add a sprite TIPS 1 TIP 2 The source code of these tutorials is here: https://github.com/flyingpacer/Cocos2dxSimpleGame. You can follow the articles to finish the gam…

Chapter 5 - How to Detect the Collisions Our hero can fire bullets now, but the bullets are only visual. So how can they kill their enemies? In this chapter, we will introduce Collision Detection to implement it. Firstly, it’s necessary to track the…