geedtd · geedtd · Aug 17, 2019 · Aug 17, 2019 · Aug 17, 2019 · Aug 17, 2019
diff --git a/.history/challenges/classes_20190817091134.js b/.history/challenges/classes_20190817091134.js
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+// 1. Copy and paste your prototype in here and refactor into class syntax.
+
+// Test your volume and surfaceArea methods by uncommenting the logs below:
+// console.log(cuboid.volume()); // 100
+// console.log(cuboid.surfaceArea()); // 130
+
+// Stretch Task: Extend the base class CuboidMaker with a sub class called CubeMaker.  Find out the formulas for volume and surface area for cubes and create those methods using the dimension properties from CuboidMaker.  Test your work by logging out your volume and surface area.
diff --git a/.history/challenges/classes_20190817093448.js b/.history/challenges/classes_20190817093448.js
@@ -0,0 +1,31 @@
+
+class CuboidMaker {
+    constructor(properties) {
+    this.length = properties.length;
+    this.width = properties.width;
+    this.height = properties.height;
+  }
+
+
+    volume() {
+    return (this.length*this.width*this.height);
+  }
+
+
+
+  surfaceArea() {
+    return ((this.length * this.width + this.length * this.height + this.width * this.height) * 2 );
+  }
+}; 
+
+  const cuboid = new CuboidMaker({
+    length: 4,
+    width: 5,
+    height: 5,
+  })
+  // Test your volume and surfaceArea methods by uncommenting the logs below:
+   console.log(cuboid.volume()); // 100
+   console.log(cuboid.surfaceArea()); // 130
+
+
+// Stretch Task: Extend the base class CuboidMaker with a sub class called CubeMaker.  Find out the formulas for volume and surface area for cubes and create those methods using the dimension properties from CuboidMaker.  Test your work by logging out your volume and surface area.
diff --git a/.history/challenges/functions_20190817091134.js b/.history/challenges/functions_20190817091134.js
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+// ==== Callbacks ====  
+
+/* Step 1: Create a higher-order function that accepts a callback
+  * Create a higher-order function named consume that can take 3 parameters.
+  * The first two parameters can accept any argument
+  * The last parameter accepts a callback 
+  * In the body of the function return the callback with the two parameters that you created
+*/
+
+
+/* Step 2: Create several functions to callback with consume();
+  * Create a function named add that returns the sum of two numbers
+  * Create a function named multiply that returns the product of two numbers 
+  * Create a function named greeting that accepts a first and last name and returns "Hello first-name last-name, nice to meet you!"
+*/
+
+
+/* Step 3: Check your work by un-commenting the following calls to consume(): */
+// consume(2,2,add); // 4
+// consume(10,16,multiply); // 160
+// consume("Mary","Poppins", greeting); // Hello Mary Poppins, nice to meet you!
+
+
+// ==== Closures ==== 
+
+// Explain in your own words why `nestedfunction()` can access the variable `internal`.
+
+// Explanation: 
+
+
+const external = "I'm outside the function";
+
+function myFunction() {
+  console.log(external);
+  const internal = "Hello! I'm inside myFunction!";
+
+  function nestedFunction() {
+    console.log(internal);
+  };
+  nestedFunction();
+}
+myFunction();
diff --git a/.history/challenges/functions_20190817095250.js b/.history/challenges/functions_20190817095250.js
@@ -0,0 +1,54 @@
+// ==== Callbacks ====  
+
+/* Step 1: Create a higher-order function that accepts a callback
+  * Create a higher-order function named consume that can take 3 parameters.
+  * The first two parameters can accept any argument
+  * The last parameter accepts a callback 
+  * In the body of the function return the callback with the two parameters that you created
+*/
+function consume(param1, param2, cb) {
+  return cb (param1, param2);
+}
+
+/* Step 2: Create several functions to callback with consume();
+  * Create a function named add that returns the sum of two numbers
+  * Create a function named multiply that returns the product of two numbers 
+  * Create a function named greeting that accepts a first and last name and returns "Hello first-name last-name, nice to meet you!"
+*/
+function add(a, b) {
+  return (a+b);
+}
+
+function multiply(a, b) {
+  return (a*b);
+}
+
+function greeting(firstName, lastName) {
+  returns `Hello ${firstName} ${lastName}, nice to meet you!`;
+}
+
+/* Step 3: Check your work by un-commenting the following calls to consume(): */
+ consume(2,2,add); // 4
+ consume(10,16,multiply); // 160
+ consume("Mary","Poppins", greeting); // Hello Mary Poppins, nice to meet you!
+
+
+// ==== Closures ==== 
+
+// Explain in your own words why `nestedfunction()` can access the variable `internal`.
+
+// Explanation: 
+
+
+const external = "I'm outside the function";
+
+function myFunction() {
+  console.log(external);
+  const internal = "Hello! I'm inside myFunction!";
+
+  function nestedFunction() {
+    console.log(internal);
+  };
+  nestedFunction();
+}
+myFunction();
diff --git a/.history/challenges/functions_20190817100544.js b/.history/challenges/functions_20190817100544.js
@@ -0,0 +1,57 @@
+// ==== Callbacks ====  
+
+/* Step 1: Create a higher-order function that accepts a callback
+  * Create a higher-order function named consume that can take 3 parameters.
+  * The first two parameters can accept any argument
+  * The last parameter accepts a callback 
+  * In the body of the function return the callback with the two parameters that you created
+*/
+function consume(param1, param2, cb) {
+  return cb (param1, param2);
+}
+
+/* Step 2: Create several functions to callback with consume();
+  * Create a function named add that returns the sum of two numbers
+  * Create a function named multiply that returns the product of two numbers 
+  * Create a function named greeting that accepts a first and last name and returns "Hello first-name last-name, nice to meet you!"
+*/
+function add(a, b) {
+  return (a+b);
+}
+
+function multiply(a, b) {
+  return (a*b);
+}
+console.log
+function greeting(firstName, lastName) {
+  return `Hello ${firstName} ${lastName}, nice to meet you!`;
+}
+
+/* Step 3: Check your work by un-commenting the following calls to consume(): */
+console.log(consume(2,2,add)); // 4
+console.log(consume(10,16,multiply)); // 160
+console.log(consume("Mary","Poppins", greeting)); // Hello Mary Poppins, nice to meet you!
+
+
+// ==== Closures ==== 
+
+// Explain in your own words why `nestedfunction()` can access the variable `internal`.
+
+// Explanation: The reason why 'nestedfunction()' can acess 'internal' is due to the fact that it has access due to it's scope.
+// Since nestedfunction() is nested within myFunction that is also indicative that it nestedfunction() will be able to access variables
+// it's parent function.
+
+
+
+const external = "I'm outside the function";
+
+function myFunction() {
+  console.log(external);
+  const internal = "Hello! I'm inside myFunction!";
+
+  function nestedFunction() {
+    console.log(internal);
+  };
+  nestedFunction();
+}
+myFunction();
diff --git a/.history/challenges/objects-arrays_20190817091134.js b/.history/challenges/objects-arrays_20190817091134.js
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+// ==== Objects ====
+
+/* 
+  Given the following information about dinosaurs, create 3 objects: 
+  Use this pattern to create your objects: 
+  object name, diet, weight, length, period
+*/
+
+// tyrannosaurus, carnivorous, 7000kg, 12m, Late Cretaceous
+
+// stegosaurus, herbivorous, 2000kg, 9m, Late Jurassic
+
+// velociraptor, carnivorous, 15kg, 1.8m, Late Cretaceous
+
+// Using your dinosaur objects, log answers to these questions:
+
+// How much did tyrannosaurus weigh?
+console.log();
+
+// What was the diet of a velociraptor?
+console.log();
+
+// How long was a stegosaurus?
+console.log();
+
+// What time period did tyrannosaurus live in?
+console.log();
+
+
+// Create a new roar method for the tyrannosaurus.  When called, return "RAWERSRARARWERSARARARRRR!" Log the result.
+console.log();
+
+
+// ==== Arrays ====
+
+// Given an array of college graduates.  Complete the following requests using any array method you like
+
+const graduates = [{"id":1,"first_name":"Cynde","university":"Missouri Southern State College","email":"[email protected]"},
+{"id":2,"first_name":"Saundra","university":"The School of the Art Institute of Chicago","email":"[email protected]"},
+{"id":3,"first_name":"Lambert","university":"Marian College","email":"[email protected]"},
+{"id":4,"first_name":"Modestine","university":"International Medical & Technological University","email":"[email protected]"},
+{"id":5,"first_name":"Chick","university":"Sultan Salahuddin Abdul Aziz Shah Polytechnic","email":"[email protected]"},
+{"id":6,"first_name":"Jakob","university":"Fachhochschule Rosenheim, Hochschule für Technik und Wirtschaft","email":"[email protected]"},
+{"id":7,"first_name":"Robbi","university":"Salem University","email":"[email protected]"},
+{"id":8,"first_name":"Colline","university":"Coastal Carolina University","email":"[email protected]"},
+{"id":9,"first_name":"Michail","university":"Universidad Católica de Ávila","email":"[email protected]"},
+{"id":10,"first_name":"Hube","university":"Universitat Rovira I Virgili Tarragona","email":"[email protected]"}]
+
+/* Request 1: Create a new array called universities that contains all the universities in the graduates array.  
+
+Once you have the new array created, sort the universities alphabetically and log the result. */
+const universities = [];
+console.log(universities)
+
+/* Request 2: Create a new array called contactInfo that contains both first name and email of each student. 
+
+The resulting contact information should have a space between the first name and the email information like this: 
+Name [email protected]
+
+Log the result of your new array. */
+const contactInfo = [];
+console.log(contactInfo);
+
+
+/* Request 3: Find out how many universities have the string "Uni" included in their name. Create a new array called uni that contains them all. Log the result. */
+const uni = [];
+console.log(uni);
+
+
+// ==== ADVANCED Array Methods ====
+
+// Given this zoo data from around the United States, follow the instructions below.  Use the specific array methods in the requests below to solve the problems.
+
+
+zooAnimals = [{"animal_name":"Jackal, asiatic","population":5,"scientific_name":"Canis aureus","state":"Kentucky"},
+{"animal_name":"Screamer, southern","population":1,"scientific_name":"Chauna torquata","state":"Alabama"},
+{"animal_name":"White spoonbill","population":8,"scientific_name":"Platalea leucordia","state":"Georgia"},
+{"animal_name":"White-cheeked pintail","population":1,"scientific_name":"Anas bahamensis","state":"Oregon"},
+{"animal_name":"Black-backed jackal","population":2,"scientific_name":"Canis mesomelas","state":"Washington"},
+{"animal_name":"Brolga crane","population":9,"scientific_name":"Grus rubicundus","state":"New Mexico"},
+{"animal_name":"Common melba finch","population":5,"scientific_name":"Pytilia melba","state":"Pennsylvania"},
+{"animal_name":"Pampa gray fox","population":10,"scientific_name":"Pseudalopex gymnocercus","state":"Connecticut"},
+{"animal_name":"Hawk-eagle, crowned","population":10,"scientific_name":"Spizaetus coronatus","state":"Florida"},
+{"animal_name":"Australian pelican","population":5,"scientific_name":"Pelecanus conspicillatus","state":"West Virginia"}];
+
+/* Request 1: .forEach()
+
+The zoo wants to display both the scientific name and the animal name in front of the habitats.  Return an array with only the animal and scientific names in it.  The individual values in the array should look like this "Name: Jackal, asiatic, Scientific: Canis aureus."
+
+*/
+const animalNames = [];
+console.log(animalNames);
+
+/* Request 2: .map()    
+
+The zoos need a list of all their animal's names (names only, not scientific) converted to lower case.  Create a new array named lowerCase and map over each name to convert them all to lower case.  Log the resut.
+
+*/
+
+const lowerCase = [];
+console.log(lowerCase); 
+
+/* Request 3: .filter() 
+
+The zoos are concenred about animals with a lower population count. Find out which animals have a population less than 5.
+
+*/
+const lowerPopulation = [];
+console.log(lowerPopulation);
+
+/* Request 4: .reduce() 
+
+The zoos need to know their total animal population across the United States.  Find the total population from all the zoos using the .reduce() method.
+
+*/
+const populationTotal = 0;
+console.log(populationTotal);
+
+
+/* 
+
+Stretch: If you haven't already, convert your array method callbacks into arrow functions.
+
+*/
+