🎉 Added Julia Notebooks

Author: CSFelix

5 - Julia/0 - Introduction/0 - Basics.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "0dcc432a",
+   "metadata": {},
+   "source": [
+    "<h1 align=\"center\">---- DataFrames ----</h1>"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "83796ceb",
+   "metadata": {},
+   "source": [
+    "----\n",
+    "\n",
+    "<b>0) Packages</b>"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "a168186c",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "\u001b[32m\u001b[1m    Updating\u001b[22m\u001b[39m registry at `C:\\Users\\gabri\\.julia\\registries\\General.toml`\n",
+      "\u001b[32m\u001b[1m   Resolving\u001b[22m\u001b[39m package versions...\n",
+      "\u001b[32m\u001b[1m    Updating\u001b[22m\u001b[39m `C:\\Users\\gabri\\.julia\\environments\\v1.8\\Project.toml`\n",
+      " \u001b[90m [9a3f8284] \u001b[39m\u001b[92m+ Random\u001b[39m\n",
+      "\u001b[32m\u001b[1m  No Changes\u001b[22m\u001b[39m to `C:\\Users\\gabri\\.julia\\environments\\v1.8\\Manifest.toml`\n"
+     ]
+    }
+   ],
+   "source": [
+    "using Pkg\n",
+    "Pkg.add(\"Random\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "id": "7e5194dc",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "using DataFrames  # dataframe manipulations\n",
+    "using Statistics  # stats calculations\n",
+    "using Random      # random numbers\n",
+    "using Pipe        # pipes functions"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 20,
+   "id": "ea9f8c6a",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "Random.seed!(2022); # seed!!"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "a95e96cb",
+   "metadata": {},
+   "source": [
+    "----\n",
+    "\n",
+    "<b>1 - Playing with Random Functions</b>"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 41,
+   "id": "66e17b81",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "randomArray (generic function with 1 method)"
+      ]
+     },
+     "execution_count": 41,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# Creating a function to generate n random numbers\n",
+    "# between 1 and 100\n",
+    "#\n",
+    "# @time allows you to see how much time it takes\n",
+    "# to run\n",
+    "function randomArray(number_elements)\n",
+    "    array = Float64[]\n",
+    "    \n",
+    "    @time for element in 1:number_elements\n",
+    "        push!(array, rand(1:100))\n",
+    "    end\n",
+    "    \n",
+    "    return array\n",
+    "end"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 42,
+   "id": "a23e44ab",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "  0.000002 seconds (1 allocation: 80 bytes)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "3-element Vector{Float64}:\n",
+       " 90.0\n",
+       " 82.0\n",
+       "  9.0"
+      ]
+     },
+     "execution_count": 42,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# Generating a simple one row array\n",
+    "my_array_1 = randomArray(3)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 43,
+   "id": "43539d2f",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "  0.000002 seconds (1 allocation: 80 bytes)\n",
+      "  0.000000 seconds (1 allocation: 80 bytes)\n",
+      "  0.000001 seconds (1 allocation: 80 bytes)\n",
+      "  0.000001 seconds (1 allocation: 80 bytes)\n",
+      "  0.000000 seconds (1 allocation: 80 bytes)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "5-element Vector{Vector{Float64}}:\n",
+       " [47.0, 43.0, 6.0]\n",
+       " [3.0, 99.0, 61.0]\n",
+       " [15.0, 20.0, 96.0]\n",
+       " [72.0, 86.0, 45.0]\n",
+       " [10.0, 59.0, 3.0]"
+      ]
+     },
+     "execution_count": 43,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# Generating a simple multiple rows array\n",
+    "my_array_2 = [randomArray(3) for _ in 1:5]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 44,
+   "id": "04960bdf",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "5-element Vector{Float64}:\n",
+       "  90.0\n",
+       " 102.0\n",
+       "  35.0\n",
+       " 158.0\n",
+       "  69.0"
+      ]
+     },
+     "execution_count": 44,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# Calculating the sum for each row in my_array_2\n",
+    "# and subtracting from the last element of this row\n",
+    "@. sum(my_array_2) - last(my_array_2)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Julia 1.8.5",
+   "language": "julia",
+   "name": "julia-1.8"
+  },
+  "language_info": {
+   "file_extension": ".jl",
+   "mimetype": "application/julia",
+   "name": "julia",
+   "version": "1.8.5"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}