{ "metadata": { "language": "Julia", "name": "", "signature": "sha256:02b924840b3b7cf639d77ccfb719a1f09b4036c0a31d9ed4888e09c905264f64" }, "nbformat": 3, "nbformat_minor": 0, "worksheets": [ { "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# JuliaTokyo #2 \u5c0e\u5165\u30bb\u30c3\u30b7\u30e7\u30f3" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "2014\u5e749\u670827\u65e5\u958b\u50ac" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Julia\u3068\u306f\uff1f\n", "\n", "\u6280\u8853\u8a08\u7b97\u306e\u305f\u3081\u306e\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u3059\u3002\n", "\n", "c.f. [Julia\u306e\u3053\u308c\u307e\u3067\u3068\u3053\u308c\u304b\u3089 // SpeakersDeck](https://speakerdeck.com/sorami/juliafalsekoremadetokorekara)" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### JuliaTokyo \u3068\u306f\uff1f\n", "\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u300cJulia\u300d\u306e\u96c6\u3044\u3067\u3059\u3002\u307e\u3060\u307e\u3060\u5229\u7528\u8005\u306e\u5c11\u306a\u3044Julia\u306b\u3064\u3044\u3066\u3001\u69d8\u3005\u306a\u77e5\u898b\u3092\u5171\u6709\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002\n", "\n", "* [JuliaTokyo #1](http://juliatokyo.connpass.com/event/6891/)\n", "* [JuliaTokyo #2](http://juliatokyo.connpass.com/event/8010/)" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### JuliaTokyo #2 \u30a2\u30f3\u30b1\u30fc\u30c8" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "JuliaTokyo #2 \u3067\u306f\u3001\u53c2\u52a0\u8005\u306e\u65b9\u3005\u3078\u5229\u7528\u8a00\u8a9e\u306b\u3064\u3044\u3066\u306e\u30a2\u30f3\u30b1\u30fc\u30c8\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u304c\u7d50\u679c\u3067\u3059;\n", "\n", "\u7dcf\u56de\u7b54\u8005\u6570 81\u540d \uff08\u8907\u6570\u56de\u7b54\u53ef\uff09\n", "\n", "```\n", " 50 Python\n", " 36 R\n", " 25 Java\n", " 20 Ruby\n", " 20 C++\n", " 19 \u305d\u306e\u4ed6\n", " 18 Excel\n", " 15 C\n", " 14 Julia\n", " 6 Visual Basic\n", " 6 Perl\n", " 6 Matlab / Octave\n", " 5 Scala\n", " 2 Fortran\n", " 2 Clojure\n", " 1 F#\n", "```" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "---" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "## \u74b0\u5883\u69cb\u7bc9\n", "\n", "\u3053\u306e\u5c0e\u5165\u30bb\u30c3\u30b7\u30e7\u30f3\u3067\u306f\u3001[**IJulia**](https://github.com/JuliaLang/IJulia.jl)\u306enotebook\u3092\u4f7f\u3063\u3066\u8aac\u660e\u3092\u884c\u3044\u307e\u3059\u3002IJulia\u306f\u3001iPython\u3092Julia\u3067\u5229\u7528\u3059\u308b\u305f\u3081\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u3059\u3002\n", "\n", "IJulia\uff08iPython\uff09\u306e\u4ed6\u306b\u3082\n", "\n", "* [**Light Table**](http://www.lighttable.com/)\uff08[\u30d7\u30e9\u30b0\u30a4\u30f3](https://github.com/one-more-minute/Julia-LT)\u3001[Juno](https://github.com/one-more-minute/Juno-LT)\uff09\n", "* [**Julia Studio**](http://forio.com/labs/julia-studio/)\n", "* [**LiClipse**](http://brainwy.github.io/liclipse/) Eclipse\u3092\u30d9\u30fc\u30b9\u306b\u3057\u305f\u7d71\u5408\u958b\u767a\u74b0\n", "* [**ESS**](https://github.com/emacs-ess/ESS/wiki/Julia) (Emacs Speaks Statistics)\n", "\n", "\u3068\u3044\u3063\u305f\u74b0\u5883\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002\n", "\n", "Vim\u3001Emacs\u3001Sublime Text\u3001Textmate\u3001Notepad++\u3001Kate\u3068\u3044\u3063\u305f\u30a8\u30c7\u30a3\u30bf\u306b\u306f\u3001[Julia\u306e\u7de8\u96c6\u30e2\u30fc\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059](https://github.com/JuliaLang/julia/tree/master/contrib)\u3002" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Julia\u672c\u4f53\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "[\u516c\u5f0f\u30b5\u30a4\u30c8](http://julialang.org/downloads/)\u3067\u3001\u5b89\u5b9a\u7248\u304a\u3088\u3073\u958b\u767a\u7248\uff08Nightly builds\uff09\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u3001Windows\u3001Mac OS X\u3001Ubuntu\u5411\u3051\u306b\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\n", "\n", "Max OS X\u306ehomebrew\u3084Debian\u306eapt\u3068\u3044\u3063\u305f\u30d1\u30c3\u30b1\u30fc\u30b8\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u6700\u65b0\u5b89\u5b9a\u7248\u3088\u308a\u53e4\u3044\u53ef\u80fd\u6027\u3082\u3042\u308b\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\n", "\n", "\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u5b9f\u65bd\u6642\u306e\u6700\u65b0\u5b89\u5b9a\u7248\u306f\u30012014\u5e748\u6708\u306b\u516c\u958b\u3055\u308c\u305f **v0.3** \u3067\u3059\u3002\u4ee5\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u4e00\u90e8\u4e92\u63db\u6027\u306e\u306a\u3044\u90e8\u5206\u3082\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002\n", "\n", "\u30d0\u30a4\u30ca\u30ea\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u6a19\u6e96REPL\u304c\u8d77\u52d5\u3057\u307e\u3059\u3002" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "```\n", "$ julia # Julia\u3092\u8d77\u52d5\n", " _\n", " _ _ _(_)_ | A fresh approach to technical computing\n", " (_) | (_) (_) | Documentation: http://docs.julialang.org\n", " _ _ _| |_ __ _ | Type \"help()\" for help.\n", " | | | | | | |/ _` | |\n", " | | |_| | | | (_| | | Version 0.3.0 (2014-08-20 20:43 UTC)\n", " _/ |\\__'_|_|_|\\__'_| | Official http://julialang.org/ release\n", "|__/ | x86_64-apple-darwin13.3.0\n", "\n", "julia>\n", "\n", "```" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### IJulia\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "\u307e\u305a\u3001iPython\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u8272\u3005\u306aPython\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u307e\u3068\u3081\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304f\u308c\u308b[Anaconda](http://continuum.io/downloads)\u3092\u4f7f\u3046\u3068\u4fbf\u5229\u3067\u3059\u3002\n", "\n", "\u6b21\u306b\u3001Julia\u306eREPL\u304b\u3089\n", "```\n", "Pkg.add(\"IJulia\")\n", "```\n", "\u3068\u3059\u308b\u3068\u3001IJulia\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002\n", "\n", "\n", "\u30a8\u30e9\u30fc\u306e\u5834\u5408\u306f\n", "```\n", "Pkg.update(\"IJulia\")\n", "```\n", "\u3084\n", "```\n", "Pkg.build(\"IJulia\")\n", "```\n", "\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\n", "\n", "\n", "IJulia\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u308b\u3068\u3001\u30b7\u30a7\u30eb\u304b\u3089\n", "```\n", "$ ipython notebook --profile julia\n", "```\n", "\u3068\u5b9f\u884c\u3059\u308b\u304b\u3001Julia\u306eREPL\u304b\u3089\n", "```\n", "julia> using IJulia\n", "julia> notebook()\n", "```\n", "\u3068\u3059\u308b\u3053\u3068\u3067IJulia notebook\u3092\u8d77\u52d5\u3067\u304d\u307e\u3059\u3002" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "\u3061\u306a\u307f\u306b\u3053\u308c\u304b\u3089\u306f\u3001iPython\u304b\u3089Python\u90e8\u5206\u3092\u9664\u3044\u305f\u3082\u306e\u304c[**Jupyter**](http://jupyter.org/)\u3068\u3044\u3046\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u306a\u308b\u306e\u3067\u3001Julia\u3082\u3053\u3061\u3089\u3092\u4f7f\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "---" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "## \u57fa\u790e\u6587\u6cd5" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### \u7c21\u5358\u306a\u8a08\u7b97" ] }, { "cell_type": "code", "collapsed": false, "input": [ "1 + 1" ], "language": "python", "metadata": {}, "outputs": [ { "metadata": {}, "output_type": "pyout", "prompt_number": 1, "text": [ "2" ] } ], "prompt_number": 1 }, { "cell_type": "code", "collapsed": false, "input": [ "+(1, 1)" ], "language": "python", "metadata": {}, "outputs": [ { "metadata": {}, "output_type": "pyout", "prompt_number": 2, "text": [ "2" ] } ], "prompt_number": 2 }, { "cell_type": "code", "collapsed": true, "input": [ "methods(+)" ], "language": "python", "metadata": {}, "outputs": [ { "html": [ "125 methods for generic function +: