Bridge Ready for ROS* 2.0 Minggang Wang September 30 2018 Agenda ● Who We Are ● Why Use Node.js & Web in Robotics ● Thinking in “ROS 2.0 + Web” ● What We Have Done for “ROS 2.0 + Web” ● The Design Design of rclnodejs & ros2-web-bridge ● List of Features ● Performance Comparison: Node.js, C++ & Python ● Video Demo ● Intel Robot ● Contacts & Resource Links 2 3 Who we are ● Intel Open Source etc. ● How to bring ROS into the web? ○ RWT* can bring ROS 1.0 APIs into a web browser ○ Nothing for ROS 2.0 back in Mid’17, so we did one ○ But is it the best way to expose all ROS API in web? e.g. service

writing any extra code. Meanwhile, you can also easily add filter or auth check if you want. ThinkJS 2.0 Documentation Getting Started Introduction Features Using ES6/7 features //user controller, home/controller/user project to 2.x directly. Version 2.0 makes up of modules by default which is difference with version 1.x. If you want to use the structure of version 1.x in version 2.0, you should specify --mode=normal filenames was camel-cased, and include file-type, such as Controller/indexController.js . Version 2.0 was build strictly based on the rule of Node.js community that all filenames and paths are lower-case

generated by the rule. It receives a Twisted Failure instance as first parameter. New in version 2.0: The errback parameter. CrawlSpider example Let’s now take a look at an example CrawlSpider with must accept one (and only one) positional argument, which will be an iterable. Changed in version 2.0: Processors no longer need to be methods. Note: Both input and output processors must receive an iterable supported URI schemes. This setting is required for enabling the feed exports. Changed in version 2.0: Added pathlib.Path support. FEED_FORMAT The serialization format to be used for the feed. See Serialization

Scrapy 2.0 documentation Scrapy is a fast high-level web crawling [https://en.wikipedia.org/wiki/Web_crawler] and web scraping [https://en.wikipedia.org/wiki/Web_scraping] framework, used to crawl websites com/documents/current/api/twisted.python.failure.Failure.html] instance as first parameter. New in version 2.0: The errback parameter. CrawlSpider example Let’s now take a look at an example CrawlSpider with must accept one (and only one) positional argument, which will be an iterable. Changed in version 2.0: Processors no longer need to be methods. Note Both input and output processors must receive an iterable

index modules | next | previous | Celery 2.0.3 (stable) documentation » Getting Started Release: 2.0 Date: February 04, 2014 Introduction Overview Example Features Documentation Installation Broker 2. index modules | next | previous | Celery 2.0.3 (stable) documentation » User Guide Release: 2.0 Date: February 04, 2014 Tasks Basics Default keyword arguments Logging Retrying a task if something 1.2. index modules | next | previous | Celery 2.0.3 (stable) documentation » Tutorials Release: 2.0 Date: February 04, 2014 Tutorials and resources from the community Django/Celery Quickstart (or,

Contents 1 Celery Documentation, Release 2.0.3 (stable) 2 Contents CHAPTER 1 Getting Started Release 2.0 Date February 04, 2014 1.1 Introduction Version 2.0.3 Web http://celeryproject.org/ Download http://pypi directory for the full license text. 12 Chapter 1. Getting Started CHAPTER 2 User Guide Release 2.0 Date February 04, 2014 2.1 Tasks • Basics • Default keyword arguments • Logging • Retrying a task Celery Documentation, Release 2.0.3 (stable) 62 Chapter 4. Cookbook CHAPTER 5 Tutorials Release 2.0 Date February 04, 2014 5.1 Tutorials and resources from the community This is a list of external

platforms, all build systems and compilers 5 Conan Documentation, Release 2.0.17 1.5 Stable From Conan 2.0 and onwards, there is a commitment to stability, with the goal of not breaking user space while evolving using Conan 1.X, please read the Conan 2 Migration guide , to start preparing your package recipes to 2.0 and be aware of some changes while you still work in Conan 1.X. That guide summarizes the above mentioned config install, and have layers of commands and sub- commands. The custom user commands use the new 2.0 public Python API to implement their functionality. 2.6 New CLI Conan 2 has redesigned the CLI for

versatility for a broad set of industry use cases. Introduction What’s new in Hyperledger Fabric v2.0 Release notes Key Concepts Getting Started Developing Applications Tutorials Deploying a production Sharon Weed Cocco, Jason Yellick What’s new in Hyperledger Fabric v2.0 The first Hyperledger Fabric major release since v1.0, Fabric v2.0 delivers important new features and changes for users and operators ready. Let’s take a look at some of the highlights of the Fabric v2.0 release… Decentralized governance for smart contracts Fabric v2.0 introduces decentralized governance for smart contracts, with a new