原创博文:转载请标明出处(周学伟):http://www.cnblogs.com/zxouxuewei/tag/ ntroduction: 在本示例中,我们将探索包含Kinect摄像头的自主行为. 这个算法是TurtleBot寻找一个蓝色的球,然后停留在离球的固定距离. 首先tuetlebot已经集成了基本的安全行为,例如碰撞和悬崖检测等. 运行此示例需要图像处理的工具箱. 先决条件:与TurtleBot正常通信,探索TurtleBot的基本行为,使用遥控控制TurtleBot,使用Turtle…

原文地址:http://clang.llvm.org/docs/InternalsManual.html 译者:史宁宁(snsn1984) "Clang"C语言前端内部手册 简介 这个文档描述了比较重要的API中的一部分API,还表述了Clang C语言前端中的一些内部设计想法.这个文档的目的是既把握住高层次的信息的同时也对这些高层次的信息背后的设计思路进行一些介绍.这篇文档面向的是打算hacking(这个词的具体含义在这里实在不好把握,感觉英文更容易表达具体含义)Clang的人,而不…

目录 Overview : Installation and Getting Started :安装并开始 User Guide :用户指南 What is Cinemachine? : 什么是Cinemachine? Cinemachine is a suite of 'smart' procedural modules which allow you to define the shot and they'll dynamically follow your direction. Setup…

Before starting with best practices tobe followed, it is good to have clear understanding of how memory is managed (allocation, de-allocation). So, let us start with memory management first. Managed Heap and Garbage Collection Overview Memory Allocat…

1．A private conversation Last week I went to the theatre. I had a very good seat. The play was very interesting. I did not enjoy it. A young man and a young woman were sitting behind me. They were talking loudly. I got very angry. I could not hear th…

谈及到C#的基本特性,“委托”是不得不去了解和深入分析的一个特性.对于大多数刚入门的程序员谈到“委托”时,都会想到“将方法作为方法的参数进行传递”,很多时候都只是知道简单的定义,主要是因为“委托”在理解上有较其他特性比较难的地方.在本次说明中,不会将委托的简单声明和调用作为重点. “委托”不需要直接定义一个要执行的行为,而是将这个行为用某种方法“包含”在一个对象中.这个对象可以像其他任何对象那样使用.在该对象中,可以执行封装的操作.可以选择将委托看作之定义了一个方法的接口,将委托的实例看作实现了…

HUD Text 很早之前就有闻于NGUI中的HUD Text插件,今天得以尝试,看了会儿官方的文档,楞是没给看明白,官方的ReadMe.txt写的使用方法如下: 官网Usage 1. Attach the HUDText script to a game object underneath your UIRoot and set the font it should use. 2. To make it follow an object drawn with another camera, a…

If a project is in trouble, the project manager needs to work to recover it and get the schedule back on track. Hopefully, it's not too late to still meet the project deadlines and goals. Performing a project recovery is not a fun or easy task, but s…

在.NET Framework中,内存中的资源(即所有二进制信息的集合)分为"托管资源"和"非托管资源".托管资源必须接受.NET Framework的CLR(通用语言运行时)的管理(诸如内存类型安全性检查),而非托管资源则不必接受.NET Framework的CLR管理. (了解更多区别请参阅.NET Framework或C#的高级编程资料) 托管资源在.NET Framework中又分别存放在两种地方: "堆栈"和"托管堆"…

本文转自:https://weblog.west-wind.com/posts/2013/Dec/22/Entity-Framework-and-slow-bulk-INSERTs I’ve been working on an internal project where I needed to load up a large amount of records into a database for testing. On this project I’m using Entity Fram…