Connect to a ROS Network---2

原创博文:转载请标明出处(周学伟):http://www.cnblogs.com/zxouxuewei/tag/ 一.Introduction ROS网络由单个ROS主机和多个ROS节点组成. ROS主机通过跟踪所有活动的ROS节点来促进ROS网络中的通信. 每个节点需要向ROS主机注册,以便能够与网络的其他节点进行通信. MATLAB可以启动ROS主机,或者主机可以在MATLAB外部启动(例如,在不同的计算机上). 所有ROS节点向主机注册,并声明它们可以到达的网络地址. 使用ROS时,您通常…

【记录】vmware fusion 7 windows 10 unidentified network

今天在 vmware fusion 7 中,使用 windows 10 时,突然报出一个错误(忘记截图了),当时就要求强制重启系统,也没怎么在意,但是重启之后,发现 windows 10 居然不能联网了,网络状态显示为:unidentified network. 解决过程就不详细描述了,尝试成功的解决方案: Open a command prompt with elevated privileges. For more information see Microsoft article Comm…

Docker-2:network containers

docker run -d -P --name web training/webapp python app.py # -name means give the to-be-run container a name 'web'. -P means connect web to default network space bridge docker network ls docker run -itd --name=networktest ubuntu #container named netwo…

SNMP: Simple? Network Management Protocol（转）

转自:http://www.rane.com/note161.html An SNMP Overview The Message Format The Actual Bytes Introduction Although some RS-232 connectors still cling desperately to audio hardware products around the world, for years Ethernet and the Internet Protocol (I…

Network Load Balancing Technical Overview--reference

http://technet.microsoft.com/en-us/library/bb742455.aspx Abstract Network Load Balancing, a clustering technology included in the Microsoft Windows 2000 Advanced Server and Datacenter Server operating systems, enhances the scalability and availabilit…

windows系统下安装和使用ROS的解决方案 (1 win_ros 2 rosserial_windows)

具体请参考官网: 1 http://wiki.ros.org/win_ros 2 https://github.com/ros-windows/win_ros 3 http://wiki.ros.org/rosserial_windows 4 http://wiki.ros.org/rosserial_windows/Tutorials Hello World from Windows Description: How to publish information to a ROS ma…

Get started with ros -- 1

原创博文:转载请标明出处(周学伟):http://www.cnblogs.com/zxouxuewei/tag/ 一.Introduction: 机器人操作系统(ROS)是使机器人系统的不同部分能够发现,发送和接收数据的通信接口.MATLAB®支持ROS是一个函数库,允许您与启用ROS的物理机器人或机器人模拟器(如Gazebo®)交换数据. 本示例介绍如何: 1.在MATLAB中设置ROS 2.获取有关ROS网络中的功能的信息 3.获取有关ROS消息的信息二.ROS T…

ROS教程

Learning ROS 学习ROS Depending on your learning style and preferences, you can take two approaches to learning ROS: 根据你的学习风格和喜好,你可以采取两种方法来学习ROS: Start the Tutorials - Dive in right away and start working with ROS. 一种是直接开始上手操作ROS (教程:http://wiki.ros.or…

Network Function Virtualization for a Network Device

An apparatus for performing network function virtualization (NFV), comprising: a memory, a processor coupled to the memory, wherein the memory includes instructions that when executed by the processor cause the apparatus to perform the following: rec…

ros:init()

ros::init()是ROS程序调用的第一个函数,用于对ROS程序的初始化. ros::init()函数的声明在ROS代码中的./src/ros_comm/roscpp/include/ros/init.h文件中. 该函数的具体实现在./src/ros_comm/roscpp/src/libros/init.cpp文件中. 该函数主要调用了以下五个函数对ROS程序进行初始化: network::init(remappings); master::init(remappings); this_n…

Ethical Hacking - NETWORK PENETRATION TESTING(11)

Securing your Network From the Above Attacks. Now that we know how to test the security of all known wireless encryption(WEP/WPA/WPA2), it is relatively easy to secure our networks against these attacks as we know all the weaknesses that can be used…

在PC上测试移动端网站和模拟手机浏览器的5大方

查了很多资料,尝试了大部分方法,下面将这一天的努力总结下分享给大家,也让大家免去看那么多文章,以下介绍的方法,都是本人亲自测试成功的方法,测试环境winxp. 一.Chrome*浏览器 chrome模拟手机总共有四种方法,原理都一样,通过伪装User-Agent,将浏览器模拟成Android设备.以下标星的为推荐方法. 1.新建Chrome快捷方式右击桌面上的Chrome浏览器图标,在弹出的右键菜单中选择“复制”,复制一个图标副本到桌面.右击该副本,选择“属性”,打开相应的对话框,在“目标”文…

Codeforces #364 DIV2

~A题 A. Cards time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output There are n cards (n is even) in the deck. Each card has a positive integer written on it. n / 2 people will play new card gam…

Linux:Ubuntu16.04下创建Wifi热点

Linux:Ubuntu16.04下创建Wifi热点说明: 1.Ubuntu16.04里面可以直接创建热点,而不用像以前的版本,还要其他辅助工具. 2.本篇文章转载自编程人生具体步骤如下: 1. 点击网络标志,打开网络的选项: 2. 点击 Edit Connections ,然后点击 Add 来添加一个新的wifi选项: 3. 选择 WiFi : 4. 做如下编辑: 编辑wifi的名字:SSID, 选择 Hotspot (热点)模式. 在 Wifi Security 页, 选择 WPA &…

ClearContainer 网络部分源码分析

// cc-oci-runtime/src/oci.c /*! * Create the state file, apply mounts and run hooks, but do not start the VM */ gboolean cc_oci_create(struct cc_oci_config *config) (1).依次调用cc_oci_config_file_parse(config),cc_oci_config_check(config),cc_oci_runtime_d…

ubuntu 16.04 设置位wifi热点方法（手机可链接）亲测可用

Ubuntu16.04里面可以直接创建热点,而不用像以前的版本,还要其他辅助工具. 具体步骤如下: 1. 点击有上角网络标志,点开编辑链接. 2. 选择 WiFi ,添加一个网络. 3.设置这个网络做如下编辑: 编辑wifi的名字:SSID, 选择 Hotspot (热点)模式. 在 Wifi Security(wifi安全性) 页, 选择 WPA & WPA2 Personal(WPA & WPA2 个人)选项并输入你要创建的wifi密码,8位以上. 在 IPv4 设置页面, 选择…

各版本CRM所需端口号

以下是微软官方提供的CRM端口号列表,收藏一下: 4.0 :https://msdn.microsoft.com/en-us/library/dd979226(v=crm.6).aspx This section describes the ports that are used for Microsoft Dynamics CRM. This information is useful and helpful as you configure the network when users co…

centos7 + VMware Workstation Pro

centos7 + VMware Workstation Pro安装 centos 7 镜像文件下载地址https://www.centos.org/download/ 笔者是使用的DVD ISO,4G, 阿里云的镜像文件 VMware Workstation Pro 下载http://www.vmware.com/products/workstation.html#features centos 7 安装放入硬盘空间超过40G以上的位置,并命名centos-node2 点击Tab,打开ke…

解决Windows8下Cisco Systems VPN Client的Reason 442: Failed to Enable Virtual Adapter错误

Windows8下使用Cisco Systems VPN Client创建的Cisco IPSec VPN无法连接,提示Reason 442: Failed to Enable Virtual Adapter,这个问题是Windows8特有的,不能用其他系统的解决方案解决此问题.下面给出解决方案. 以下内容翻译自Why Cisco VPN Client fails to enable virtual adapter in Windows 8? This doesn’t allow me to c…

Win7+VMware Workstation环境下的CentOS-Linux网络连接设置

Win7+VMware Workstation环境下的CentOS-Linux网络连接设置 http://blog.sciencenet.cn/blog-430991-507041.html 近日因学习需要尝试安装Linux开源操作系统,当然是在虚拟机环境下安装,选择的Distribution是CentOS(Community Enterprise Operating System).用惯了Windows,初步用起来还是步履维艰,遇到的第一个问题就是安装好Linux操作系统之后连不上Inte…

npm ERR!无法安装任何包的解决办法

npm ERR! Windows_NT 6.1.7601npm ERR! argv "E:\\node\\\\node.exe" "E:\\node\\node_modules\\npm\\bin\\npm-cli.js" "install"npm ERR! node v0.12.0npm ERR! npm v2.5.1npm ERR! code ECONNRESET npm ERR! network tunneling socket could…

selinux --chcon命令

chcon命令:修改对象(文件)的安全上下文.比如:用户:角色:类型:安全级别. 命令格式: Chcon [OPTIONS…] CONTEXT FILES….. Chcon [OPTIONS…] –reference=PEF_FILES FILES… 说明: CONTEXT 为要设置的安全上下文 FILES 对象(文件) --reference 参照的对象 PEF_FILES 参照文件上下文 FILES 应用参照文件上下文为我的上下文. OPTIONS 如下: -f …

UDT: Breaking the Data Transfer Bottleneck

http://udt.sourceforge.net/ DT is a reliable UDP based application level data transport protocol for distributed data intensive applications over wide area high-speed networks. UDT uses UDP to transfer bulk data with its own reliability control and c…

SAE J2534 Pass-Thru API

Connects to the OBDII J1962 DLC and supports the following protocols. 1 CAN2 Single Wire2 J1850PWM+ , J1850VPW3 CAN2+6 CAN+ (CAN-C only), SCI A Engine, 5v-20v out7 ISO-9141 K-line, SCI A Engine, SCI A Trans, SCI B Engine9 SCI B Trans, 5v-20v out or s…

RPI-Wireless-Hotspot

http://elinux.org/RPI-Wireless-Hotspot What does it do? This project configures your Raspberry Pi to connect to the Internet through ethernet, and share that connection over WiFi. What do you need? A Raspberry Pi, model B. A boot SD card for the Rasp…