Harbor Deep Dive Open source trusted cloud native registry Henry Zhang, Chief Architect, VMware R&D China Steven Zou, Staff Engineer, VMware R&D China Nov. 2018 goharbor.io Initiated by VMware China, maintained by whole community Integrated into enterprise products: VIC and PKS GitHub Repo: https://github.com/go harbor/harbor/ Apache 2.0 license An open source trusted cloud native registry integrations in future Harbor Project History Harbor Community Harbor Users and Partners (selected) x x Main Features 6 Web Portal • Based on open source Clarity • Image operation full capabilities

第三届中国 Rust 开发者大会 Use Rust to Develop the Decentralized Open Data Application Mike Tang daogangtang@gmail.com @daogangtang 2023-06-08 ➔ 裁员 ➔ 互联网格局定型 ➔ 平台倒闭，数据丢失 这是一个什么时代？ 互联网的终局 创业 -> 种子 Internet Model: Any ➔ Open dataset, data will increase quickly on any dimension. ➔ Multiple dimensions Dataset Models ➔ What is open data? Build an internet platform, but open its data to everyone. ➔ Why we need open data? The business of the closed data model has been at the end. A New Proposal: Open Data Application The Road to Open Web ➔ From the user side, it looks like just the traditional

Studio Code Session coming up! #1 most used code editor [StackOverflow Developer Surveys] Free, open-source code editor Runs on Windows, macOS, and Linux C++ IntelliSense, debug & code browsing CMake, vcpkg #4: Compile your dependencies with the latest compiler 💡 Have peace of mind upgrading all your open-source libraries with vcpkg (https://vcpkg.io) Next: Upgrade to future minor releases of the MSVC toolset with . vcpkg Open-source library manager for Windows, Linux, and macOS 1700+ popular open-source libraries available for installation • Built from source, on-demand • Centralized, tested

ramp-up Mass adoption Project Timeline NativeScript npm Downloads What is NativeScript? o Open source framework (ASLv2) o Create native mobile apps for iOS & Android o Use web skills o JS, CSS NativeScript 3.x == Maximum code and skill reusability 3 Video credit: Nathan Walker, {N} community member Reuse existing native libraries 4 How does NativeScript work? Under the covers Generated o Built-in MVVM Pattern o Angular Support o TypeScript Support o Vue Support (Community-Driven) o Preact Support (Community-Driven) Debugging Strategies o Debug by alert (no really) o Debug by console

University of Washington • Cute pup parent6 Agenda • Part I: Development Process • Implementing in the Open • Organization of Work • Part II: Calendrical Types • Part III: Clocks • Part IV: Leap Seconds Conclusion7 Part I: Development Process8 Development Process • Implemented in our microsoft/STL open-source GitHub repo with the help of our amazing contributors! • In particular, thanks to statementreply one clock to an equivalent time_point for another clock. This conversion takes the epochs of the source and destination clock into account as well as whether each clock keeps track of leap seconds.

software developmement for ~15 years(~11 years on Mobile dev)  Actively participating Open Source Communities: https://github.com/XianBeiTuoBaFeng2015/MySlides  Recently, Between Microkernel and Monolithic Kernel: Source: https://www.guru99.com/microkernel-in-operating-systems.html I. Background  . Source: https://os.inf.tu-dresden.de/Studium/MkK//SS2021/01_intro _assurance:_seL4  https://sel4.systems I. Background  . Source: “The seL4 Report”, Gernot Heiser, Fosdem 2021. I. Background  Src 1.2.1.1 CAmkES I. Background

at Tencent Working on TKEStack project, have great interest and enthusiasm in Cloud Native and Open Source Liangyu Zhou Senior Software Engineer at Tencent Rich experience in Container and Kubernetes field runnc+Nabla OCI Solution OCI Compa tible Dedicated Docker Image Impleme ntation Language Open source Hot plug Direct access to HW Required Hyperviso rs Backed by Runc Yes Yes Golang Yes No Want to get safer and faster? Rust-VMM Why we love Rust-VMM? Rust-VMM is an open-source project that empowers the community to build custom Virtual Machine Monitors (VMMs) and hypervisors. It abstracts

? TJ and Jen ? @tjvantoll @jenlooper What’s new in…. • Core ? • Tooling ? • Plugins ? • Community ? • Apps ? Core ? Core ? • CLI updates ? • Webpack ? • Threading ⛓ • Angular ? LiveSync Josh Sommer (8) Community ? Community ? • Engineering ? • NativeScript Developer Experts ? • Slack channel standouts ? • Stack Overflow contributors ? • Contest winners! ? Community starts with Engineering

• x86_64, aarch64 (ARM), PowerPC 64, RISC-V • Linux, FreeBSD, mac OS ClickHouse — настоящий open-source 10 • Исходники доступны публично • Патчи от сообщества принимаются • Открытые процессы разработки Максимальное поощрение и вовлечение сообщества Доклад «как организовать живое сообщество вокруг open-source продукта» youtube.com/watch?v=xddKLojmkus&t=4165s ClickHouse — плохая* система 11 Это не оптимально в serverless формате с динамическим масштабированием 2. Развитие и поддержка ClickHouse в open-source с целью увеличения размера рынка ClickHouse 3. Исследования и эксперименты для поиска новых

Do not reinvent the wheel Not modify app under test Cross-platform tests Scale Appium Open source mobile testing framework Not modify app under test Use language of choice Use known APIs (webdriver) (webdriver) Functional Tests Core www.github.com/NativeScript/functional-tests-core Open source Java Appium Easy to write tests Single code base for both platforms Extended gesture and action support waitForNotExist() getAttribute() source() size() location() exists() text() Typings Async/Await Image Comparison driver.compareScreen("page.png"); Open source cloud builds - Sauce Labs nativescript-facebook