shared chat / drawing canvas – Game events © Joe Mertz – Mobile to Cloud: Building Distributed Applications • Workarounds have been devised • E.g. Polling – Client continuously polls the server • E the next time he wants to send a letter. © Joe Mertz – Mobile to Cloud: Building Distributed Applications • Provides for true two-way ongoing communication between a client and server. • Each side Some old browsers don't implement WebSockets © Joe Mertz – Mobile to Cloud: Building Distributed Applications // Create a new WebSocket var wSocket = new WebSocket("ws://www.example.com/socketserver") //

future of cloud native applications Mark Russinovich @markrussinovich Open Application Model dapr: Distributed Application Platform Building Cloud Scale, Hybrid Applications Agenda Application Models App developers need to know and code for each infrastructure they deploy to Kubernetes for applications "[Kubernetes] is really hard to get into it and understand how all the parts play together people." – Software Architect @ Crisp Kubernetes focuses on container infrastructure, not on applications Application developers need to be experts in Kubernetes APIs Production use of Kubernetes

1 Quickly Testing Qt Desktop Applications with Approval Tests Clare Macrae (She/her) clare@claremacrae.co.uk 16 September 2020 CppCon (Online)2 Audience: Developers testing Desktop GUIs, including and readable with fixtures • ApprovalTests.Cpp.Qt feedback welcome!80 Quickly Test Qt Desktop Applications • All links from this talk, and more, via: – bit.ly/TestingQt – github.com/claremacrae/talks

Kubernetes VM Solutions for Multi-Tenant Applications Guangxu Li, Senior Software Engineer, ZTE li.guangxu@zte.com.cn Container and VM Ecosystem Kubernetes Docker Swarm Marathon Nomad Container Container OpenStack Others Why We Run VM on Kubernetes? • Traditional Applications • No linux based Applications • Functions provided by host kernel are not satisfied • OpenStack is too complex • Unified

The Future of Cloud Native Applications with Open Application Model (OAM) and Dapr @markrussinovich Application models Describes the topology of your application and its components The way developers of Cloud Native Application Platforms Kubernetes for applications Kubernetes focuses on container infrastructure, not on applications Application developers need to be experts in Kubernetes modeling supports a wide range of application architectures Small and simple applications are easy, large and complex applications are manageable Allows application developers to focus on their code in

console.log(object.foo) Jonathan Müller A fast, compliant JSON pull parser for writing robust applications undefined Jonathan Müller — @foonathan Express your expectations CppCon 2023-10-03 10JSON parsing std::print("{}\n", object.at("foo")); Jonathan Müller A fast, compliant JSON pull parser for writing robust applications Uncaught exception. Jonathan Müller — @foonathan Express your expectations CppCon 2023-10-03

Traits/Scopes Scale: - 10,000 nodes/cluster - 100,000 apps/cluster - 1,000,000 containers/cluster Applications: - 100,000 deploys/day - 500~1000 replicas/app Function Job Container Virtual Machine Gateway

........................... 10 1.4.1. Installation ............................... 12 1.4.2. Applications ............................. 13 1.5. Lesson Summary ................................ 18 1.6 Switch- ing ............................................................ 35 2.4. Adding/Removing Applications ............ 38 2.5. Desktop Effects - Compiz Fusion ......... 40 2.6. Lesson Summary ...... .... 91 3.9. Lab Exercise ...................................... 92 4. Using OpenOffice.org Applications ................. 93 4.1. Introducing the OpenOffice.org Suite ..............................

Ubuntu Desktop Guide Welcome to Ubuntu Use the Launcher to start applications Find apps, files, music, and more with the Dash Manage apps & settings with the menu bar Log out, power off, switch users Launcher appears automatically when you log in to your desktop, and gives you quick access to the applications you use most often. Learn more about the Launcher. The Dash The Ubuntu Button sits near the For example, if you type the word "document" into the Search Bar, the Dash will show you applications that help you write and edit documents. It will also show you relevant folders and documents