{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Install\n",
    "Download: https://golang.org/dl/\n",
    "## Jupyter\n",
    "https://github.com/gopherds/gophernotes\n",
    "```\n",
    "docker pull dwhitena/gophernotes:latest\n",
    "docker run --name gophernotes --net host -d dwhitena/gophernotes:latest\n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# System default"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 35,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "ii  golang-src                         2:1.0.2-1.1                               amd64        Go programming language compiler - source files\r\n"
     ]
    }
   ],
   "source": [
    "dpkg -l golang-{go,src} | grep ^ii"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# GOROOT - for program"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 73,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/root/anaconda3/bin/:/root/go/bin\r\n"
     ]
    }
   ],
   "source": [
    "echo export GOROOT=/root/go  >> $HOME/.profile\n",
    "echo export PATH=$PATH:$GOROOT/bin  >> $HOME/.profile\n",
    "source $HOME/.profile\n",
    "echo $PATH"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 74,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "/root/go\r\n",
      "/root/go/bin/go\r\n",
      "go version go1.6.3 linux/amd64\r\n"
     ]
    }
   ],
   "source": [
    "go env GOROOT\n",
    "which go\n",
    "go version"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# GOPATH - for data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 75,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": []
    }
   ],
   "source": [
    "echo export GOPATH=$HOME/go_work:$HOME/Dropbox/go >> $HOME/.profile\n",
    "source $HOME/.profile"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 77,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "mesg n\r\n",
      "export GOROOT=/root/go\r\n",
      "export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/root/anaconda3/bin/:/root/go/bin\r\n",
      "export GOPATH=/root/go_work:/root/Dropbox/go\r\n",
      "\r\n",
      "/root/go_work:/root/Dropbox/go\r\n"
     ]
    }
   ],
   "source": [
    "cat $HOME/.profile | tail -n -4\n",
    "echo ''\n",
    "echo $GOPATH"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Coding"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 92,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "/root/go_work\r\n",
      "total 12\r\n",
      "drwxr-xr-x 2 root root 4096 Aug 10 15:31 bin\r\n",
      "drwxr-xr-x 3 root root 4096 Aug 10 14:55 pkg\r\n",
      "drwxr-xr-x 4 root root 4096 Aug 10 14:55 src\r\n",
      "/root/Dropbox/go\r\n",
      "total 8\r\n",
      "drwxr-xr-x 3 root root 4096 Aug 10 16:01 src\r\n"
     ]
    }
   ],
   "source": [
    "string=$GOPATH\n",
    "set -f                      # avoid globbing (expansion of *).\n",
    "array=(${string//:/ })\n",
    "for i in \"${!array[@]}\"\n",
    "do\n",
    "    echo \"${array[i]}\"\n",
    "    ls  -l \"${array[i]}\"\n",
    "done"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 93,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": []
    }
   ],
   "source": [
    "mkdir -p /root/Dropbox/go/src/github.com/fzinfz/hello"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "go install github.com/fzinfz/hello"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "anaconda-cloud": {},
  "kernelspec": {
   "display_name": "Bash",
   "language": "bash",
   "name": "bash"
  },
  "language_info": {
   "codemirror_mode": "shell",
   "file_extension": ".sh",
   "mimetype": "text/x-sh",
   "name": "bash"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 0
}