Bringing the Web to Life
Lively Kernel A Web-based Development Environment
Dan Ingalls
06/07/2011 SAP Research
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Technology Infrastructure Practice
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Taking Control (Back)
■ The good old days     □ Every computer came with        OS, BASIC, files     □ Every user had control ■ The bad days of the web     □ A text markup language        HTML, CSS, PHP, ...     □ Little help for the rest of us ■ But take another look □ Every browser comes with graphics, JavaScript, HTTP □ JavaScript is the key
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JavaScript A Dynamic Language
■ Shapes → live graphics ■ Graphics → live widgets
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JavaScript A Dynamic Language
■ Widgets → live apps ■ Apps → live programming
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Hello World
Hello World
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Hello World
Hello World
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The Live Web
■ Web 1.0     □ HTML = passive content     □ Authored offline ■ Web 2.0     □ HTML + JS = active content     □ Authored offline ■ Live Web     □ Lively Kernel (graphics + JS + HTTP)     □ Live authoring
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A Tool for Orchestration
■ The workbench     □ Architecture Workbench ■ Access to OData, SAPData     □ Metadata Viewing ■ OMeta compiler to JS     □ Embedded languages ■ Metacircular scripting     □ Scipting from scratch ■ Rapid application development     □ Remote CPU monitoring