NativeScript UI ? ? ? TJ VanToll ? @tjvantoll Agenda • Introduce {N} UI • Demo ? • Raucous applause ?? What is {N} UI? • A NativeScript plugin • 7 UI components • Supports Angular Good Morning America 2011. NativeScript UI • Docs •http:// docs.telerik.com/devtools/nativescript-ui/introduction • Samples •https://github.com/telerik/nativescript-ui-samples •https://github. com/telerik/nativescript-ui-samples-angular Thanks! ? @tjvantoll

NativeScript Tooling NativeScript Tooling Sebastian Witalec Developer Advocate @SebaWita Rob Lauer Sr Manager, Developer Relations @RobLauer What can we cover today? Visual Tooling for {N} NativeScript CLI DEMO Sidekick for Visual Studio {N} Tooling Resources • NativeScript CLI @ docs.nativescript.org • Marketplace @ market.nativescript.org • Playground @ play.nativescript.org • • Sidekick @ nativescript.org/nativescript- sidekick • Theme Builder @ nativescriptthemebuilder.com

NativeScript 101 NativeScript 101 Rob Lauer @RobLauer Senior Manager, Developer Relations What can we cover today? oRise of "JavaScript-driven Native" oIntro to NativeScript oNativeScript core concepts concepts o“Hello World” oExtending with plugins oDebugging JavaScript Why are we here? How did NativeScript come to be? Swift/Obj-C Java .NET We ❤ Web. But… We need: • Better offline support • Access JavaScript-Driven Native Weex FuseTool s Flutte r Native App Native UI JavaScript-to-Native runtime JavaScript Engine (Your app code runs here) Native APIs Native App Native UI JavaScript Engine

Official NativeScript Plugin Seed

What’s new with NativeScript! ? 2.3 is ready to rock! ? TJ and Jen ? @tjvantoll @jenlooper What’s new in…. • Core ? • Tooling ? • Plugins ? • Community ? • Apps ? Core ? Core ? • CLI updates makes a difference ⏱ tns build android --bundle ~35% reduction in app size Threading ⛓ • NativeScript = single threaded, by default ? • Samples for background execution are now available. • WebWorkers builds npm install -g nativescript@next Tooling ? Tooling ? • Theme ? • Code Samples ? • UI for NativeScript ??? • Telerik Platform ? Theme ? Code Samples ? UI for NativeScript ??? • We already have

D Do you test your mobile apps? Usual Excuses Not enough time No appropriate tools Agenda nativescript-dev-appium: Installation Configuration Demo Benefits Drawbacks Our Story Requirements Do not test Use language of choice Use known APIs (webdriver) Functional Tests Core www.github.com/NativeScript/functional-tests-core Open source Java Appium Easy to write tests Single code base for both and action support Image comparison Device management Reporting nativescript-dev-appium Installation npm install nativescript-dev-appium --save-dev npm install -g appium -wd -tslib(async/await)

with. • How to access Native Engine information • Object class modifications. Threading • In NativeScript by default everything runs on the main thread. This design has both pro’s and cons • Pros: me • Developer of the NativeScript.rocks sites: • > 20 years doing programming and DevOps • > 20 Languages and many OS’s • > 30 NativeScript Plugins • Wrote books on NativeScript • Owner of Master

problem Level up Bluetooth Scan Connect Send Command s https:// www.npmjs.com/package/nativescript-bluet ooth Sending commands Service / Characteristics Sending commands Protocol • https://github commands Protocol Reading data Gotcha #2 aka Are you for real? https://www.npmjs.com/package/nativescript-mip-ble Show me the code V2 - Native SDK Taking it a step further

nuvious.com 11 Mobile solutions ? … and the solutions www.nuvious.com 12 Mobile solutions nativescript-msgraph Demo Map Slide www.nuvious.com 14 48% OneDrive Excel Users Groups Mail Calendar

ould-you-use 生产实践 – Async lock runtime.spawn(task0) runtime.spawn(task1) runtime.spawn(task2) 生产实践 – Async lock runtime.spawn(task0) runtime.spawn(task1) runtime.spawn(task2) 生产实践 – Async lock workload runtime.spawn(task0) runtime.spawn(task1) runtime.spawn(task2) runtime.spawn(task3) 生产实践 – Mixed workload cpu_runtime.spawn(task0) cpu_runtime.spawn(task1) cpu_runtime.spawn(task2) cpu_runtime.spawn(task3) https://tokio.rs/blog/2020-04-preemption 2. https://www.influxdata.com/blog/using-rustlangs-async-tokio-runtime- for-cpu-bound-tasks/ 测试源码： https://github.com/chunshao90/tokio-preemption However, this kind of