1.+Basics.snb

{
  "metadata":{
    "name":"1. Basics",
    "user_save_timestamp":"2015-02-05T18:24:57.792Z",
    "auto_save_timestamp":"2015-02-05T18:24:45.938Z"
  },
  "worksheets":[{
    "cells":[{
      "cell_type":"markdown",
      "source":"## Welcome to Scala Notebook\n\nScala notebook is an interactive REPL. You type scala expressions in the browser, and they are evaluated in a Kernel behind the scenes. Cells can contain formatting or code."
    },{
      "cell_type":"markdown",
      "source":"To edit a markdown cell, double-click in the text. "
    },{
      "cell_type":"code",
      "input":"// Simple expressions\nList(1,2,3,4).reverse\n",
      "language":"scala",
      "collapsed":false,
      "prompt_number":7,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"// Functions\ndef fact(n: Int): Int = if (n == 0) 1 else n*fact(n-1)",
      "language":"scala",
      "collapsed":false,
      "prompt_number":8,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"// Functions are callable after they are defined. By convention, notebooks evaluate from top to bottom\n// but you must evaluate a cell before it is used\nfact(10)",
      "language":"scala",
      "collapsed":false,
      "prompt_number":9,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"notarealexpression * 2",
      "language":"scala",
      "collapsed":false,
      "prompt_number":10,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"sys.error(\"explode!\")",
      "language":"scala",
      "collapsed":false,
      "prompt_number":11,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"// HTML return types are also suppored\n<table>{ for (row <- 1 to 5) yield \n  <tr>{ for (col <- 1 to 4) yield <td>{row*col}</td> }</tr>\n} </table>",
      "language":"scala",
      "collapsed":false,
      "prompt_number":12,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"<img src=\"http://i.imgur.com/EQ1uJ8i.gif\" />",
      "language":"scala",
      "collapsed":false,
      "prompt_number":13,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"// stdout streams in real-time\nfor (i <- 1 to 10) yield {\n  Thread.sleep(500)\n  println(i)\n  i\n}\n",
      "language":"scala",
      "collapsed":false,
      "prompt_number":14,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"// widgets is available because of imports in init.sc\nwidgets.text(\"Hello, World!\")",
      "language":"scala",
      "collapsed":false,
      "prompt_number":15,
      "outputs":[]
    },{
      "cell_type":"code",
      "input":"",
      "language":"scala",
      "collapsed":true,
      "outputs":[]
    }]
  }],
  "autosaved":[],
  "nbformat":3
}