Introducing NativeScript TJ VanToll | @tjvantoll nativescript.org NativeScript Timeline • 0.9 • Public Beta • March 5th, 2015 • 1.0 • Go-live license • Windows Phone support • May 2015 2015 What is NativeScript? • A runtime for building and running native iOS, Android, and Windows Phone apps with a single, JavaScript code base • Bridge • No DOM • No cross compilation != = != NativeScript Android example Output: NativeScript iOS example How does this work? NativeScript and JS VMs • NativeScript runs JavaScript on a JavaScript VM • JavaScriptCore on iOS

NativeScript i NativeScript ii About the Tutorial NativeScript is an open source framework for creating native iOS and Android apps in Angular, TypeScript, or JavaScript Progress Telerik. NativeScript allows you to build web and mobile apps from a single code-base. This tutorial walks through the basics of NativeScript framework, installation of NativeScript CLI, setting setting up Android Studio and iOS to develop NativeScript based application, architecture of NativeScript framework and finally conclude with developing all type of web and mobile apps. Audience This tutorial

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

Go 1.4 runtime Gopher China 2015 1. Memory Allocator 2. Garbage Collector 3. Goroutine Scheduler 1. Memory Allocator 内存分配器 base on tcmalloc. 基于成熟方案，性能优秀。随着版本升级， 针对性改进，以期与垃圾回收器更好协作。 核心：自主管理，缓存复用，无锁分配。 阈值触发，并行标记，并发清理。 定期强制回收，释放物理内存。 版本升级，垃圾回收效率总是核心问题。 gogc. 阈值检查，或强制回收。 malloc next_gc 0 gogc runtime.gc() stop start mark sweep stop start mark sweep 0 2 2 1 forcegc 2m 1 mark. 暂停用户逻辑，并行标记。 scheduler thread processor goroutine max. 系统限制，允许调整。 runtime.GOMAXPROCS 调整 P 数量，会导致 G 任务队列重新分布。 M G P scheduler max = 10000 max = 256 runtime/debug.SetMaxThreads 超出限制，会导致进程崩溃。 newproc. 创建新并发任务。

Official NativeScript Plugin Seed

The Power of RxJS In NativeScript + Angular What is ? Push based primitive in JavaScript @ladyleet RxJS Push based primitive in JavaScript Ref implementation for TC39 Observable proposal LEE | @ladyleet SPEAKER & GOOGLE DEVELOPER EXPERT DEV - ANGULAR, REACT, RXJS, REACT NATIVE, NATIVESCRIPT TECH WRITER & PODCASTER THIS DOT LABS & THIS DOT MEDIA MENTOR @ladyleet Learning RxJS Be @ladyleet Setting up the App Using NativeScript + Angular @ladyleet $ tns create - -ng $ tns run ios Scaffold a NativeScript App with NativeScript CLI @ladyleet Create a Pun Component

Native Apps with NativeScript and Angular - Rowdy Rabouw - jfokus 2018 - @rowdyrabouw 1/120 AWESOME NATIVE APPS WITH NATIVESCRIPT AND ANGULAR! Awesome Native Apps with NativeScript and Angular - Rowdy App 4 Progress Developer Expert for Nativescript 4 Organizer NativeScript Developer Day Europe 4 Curator nativescript.nl Awesome Native Apps with NativeScript and Angular - Rowdy Rabouw - jfokus 2018 movies 4 Formula One Awesome Native Apps with NativeScript and Angular - Rowdy Rabouw - jfokus 2018 - @rowdyrabouw 4/120 Awesome Native Apps with NativeScript and Angular - Rowdy Rabouw - jfokus 2018 - @rowdyrabouw

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