Julia100 -Jupyter_notebooks.ipynb

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   "source": [
    "## Getting started with Jupyter notebooks\n",
    "\n",
    "### Running a cell\n",
    "To execute code within a cell, select that cell and either (1) hit `Shift` and `Enter` or (2) hit the run button (the right pointing arrow) above."
   ],
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    "1 + 1\n",
    "2 + 2"
   ],
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   "source": [
    "If you're new to jupyter notebooks, note that only the last line of a cell prints by default when you execute that cell and that you can suppress this output with a semicolon"
   ],
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   "source": [
    "1 + 1\n",
    "2 + 2;"
   ],
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   "execution_count": null
  },
  {
   "outputs": [],
   "cell_type": "markdown",
   "source": [
    "### How to get docs for Julia functions\n",
    "\n",
    "To get docs for a function you're not familiar with, precede it with a question mark. (This works at the REPL too!)"
   ],
   "metadata": {}
  },
  {
   "outputs": [],
   "cell_type": "code",
   "source": [
    "?println"
   ],
   "metadata": {},
   "execution_count": null
  },
  {
   "outputs": [],
   "cell_type": "markdown",
   "source": [
    "### How to use shell commands\n",
    "\n",
    "Type `;` and then you can use shell commands. For example,"
   ],
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  },
  {
   "outputs": [],
   "cell_type": "code",
   "source": [
    ";ls"
   ],
   "metadata": {},
   "execution_count": null
  },
  {
   "outputs": [],
   "cell_type": "code",
   "source": [
    ";pwd"
   ],
   "metadata": {},
   "execution_count": null
  },
  {
   "outputs": [],
   "cell_type": "markdown",
   "source": [
    "Shell commands also work at the REPL!"
   ],
   "metadata": {}
  }
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