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feat: new stuff

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Mike 2024-02-01 23:04:38 -05:00
parent ddba85e74b
commit 95d3793c20
7 changed files with 1913 additions and 480 deletions
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13
csci/.eslintrc Normal file
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@ -0,0 +1,13 @@
module.exports = {
env: {
browser: true,
es2021: true,
node: true,
},
extends: ["eslint:recommended", "prettier"],
parserOptions: {
ecmaVersion: "latest",
sourceType: "module",
},
};

4
csci/.prettierrc Normal file
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@ -0,0 +1,4 @@
{
"tabWidth": 4,
"singleQuote": true
}

117
csci/linkedList.js
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@ -5,6 +5,16 @@ class LinkedList {
this.head = null;
}
getHead() {
return this.tail;
}
getTail() {
return this.head;
}
getSize() {
return this.size;
}
append(value) {
let newNode = new Node(value);
@ -17,7 +27,6 @@ class LinkedList {
}
if (this.tail == null) {
this.tail = newNode;
}
this.size += 1;
@ -25,7 +34,6 @@ class LinkedList {
prepend(value) {
let newNode = new Node(value);
if (this.tail == null) {
this.tail = newNode;
if (this.head == null) {
@ -35,7 +43,6 @@ class LinkedList {
const temp = this.tail;
temp.nextNode = newNode;
this.tail = newNode;
}
this.size += 1;
}
@ -59,7 +66,6 @@ class LinkedList {
this.tail = null;
} else {
this.head = this.head.nextNode;
}
this.size -= 1;
}
@ -76,7 +82,6 @@ class LinkedList {
}
return searchNodes(this.head, value);
}
find(value) {
@ -92,14 +97,12 @@ class LinkedList {
}
return searchNodes(this.head, value, index);
}
insertAt(value, index) {
let previousNode = null;
let newNode = new Node(value);
let currentNode = this.head;
let count = 0;
if (index === 0) {
@ -129,7 +132,6 @@ class LinkedList {
removeAt(index) {
let previousNode = null;
let currentNode = this.head;
let count = 0;
if (index === 0) {
@ -158,13 +160,32 @@ class LinkedList {
let nodes = [];
let current = this.head;
while (current != null) {
nodes.push(current.value);
current = current.nextNode;
}
console.log(nodes.join(" -> ") + " -> null");
console.log(nodes.join(' -> ') + ' -> null');
}
remove(value) {
let count = 0;
let previousNode = null;
let currentNode = this.head;
if (this.head.value === value) {
this.pop();
return;
}
while (currentNode) {
if (currentNode.value === value) {
previousNode.nextNode = currentNode.nextNode;
return;
}
previousNode = currentNode;
currentNode = currentNode.nextNode;
}
}
}
@ -175,41 +196,41 @@ class Node {
}
}
let list = new LinkedList();
list.append("test 5");
list.prepend("test 8");
list.append("test 1");
list.append("test 2");
list.append("test 3");
list.append("test 4");
list.prepend("Deez Nuts");
list.toString();
console.log(list.find("Deez Nuts"));
console.log(list.find("test "));
console.log(list.contains("test 3"));
console.log(list.size);
console.log(list.at(1).value);
console.log("popping last element");
list.pop();
list.toString();
list.insertAt("inserted 3", 3);
// list.insertAt("inserted 1", 1);
list.toString();
list.insertAt("inserted 1", 1);
list.toString();
list.removeAt(6);
console.log("Removing element 6");
list.toString();
console.log('removing inserted elements')
list.removeAt(1);
list.removeAt(3);
list.toString();
console.log("Removing element 1");
list.removeAt(0);
list.toString();
console.log("Removing element Deez Nuts");
list.removeAt(3);
list.toString();
// let list = new LinkedList();
//
// list.append('test 5');
// list.prepend('test 8');
// list.append('test 1');
// list.append('test 2');
// list.append('test 3');
// list.append('test 4');
// list.prepend('Deez Nuts');
// list.toString();
// console.log(list.find('Deez Nuts'));
// console.log(list.find('test '));
// console.log(list.contains('test 3'));
//
// console.log(list.size);
// console.log(list.at(1).value);
// console.log('popping last element');
// list.pop();
// list.toString();
// list.insertAt('inserted 3', 3);
// // list.insertAt("inserted 1", 1);
// list.toString();
// list.insertAt('inserted 1', 1);
// list.toString();
// list.removeAt(6);
// console.log('Removing element 6');
// list.toString();
// console.log('removing inserted elements');
// list.removeAt(1);
// list.removeAt(3);
// list.toString();
// console.log('Removing element 1');
// list.removeAt(0);
// list.toString();
// console.log('Removing element Deez Nuts');
// list.removeAt(3);
// list.toString();
export { LinkedList };

1262
csci/package-lock.json generated Normal file
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17
csci/package.json Normal file
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@ -0,0 +1,17 @@
{
"name": "csci",
"version": "1.0.0",
"description": "",
"main": "doublyLinkedList.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"keywords": [],
"author": "",
"license": "ISC",
"devDependencies": {
"eslint-config-prettier": "^9.1.0",
"prettier": "3.2.4"
},
"type": "module"
}

134
csci/projectHashMap.js
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@ -246,21 +246,21 @@ class HashMap {
let t = new HashMap();
// Starter Data
t.set("football", "redskins");
t.set("framework", "laptop");
t.set("framework 2", "sucks");
t.set("deliver", "me");
t.set("alpha", "omega");
t.set("hello", "world");
t.set("hello", "smigs");
t.set("helo", "world");
t.set("omg kevin that's wild", "world");
t.set("mike", "world");
t.set("zebra", "zoo");
t.set("linux", "tux");
t.set("c major", "c e g");
t.remove("zebra");
t.remove("hello");
t.set('football', 'redskins');
t.set('framework', 'laptop');
t.set('framework 2', 'sucks');
t.set('deliver', 'me');
t.set('alpha', 'omega');
t.set('hello', 'world');
t.set('hello', 'smigs');
t.set('helo', 'world');
t.set("omg kevin that's wild", 'world');
t.set('mike', 'world');
t.set('zebra', 'zoo');
t.set('linux', 'tux');
t.set('c major', 'c e g');
t.remove('zebra');
t.remove('hello');
console.log(t.length());
// Print the Keys
console.log(t.keys());
@ -271,57 +271,57 @@ console.log(t.entries());
// clear the hashmap
t.clear();
console.log("Stuff was cleared");
console.log("new data set");
t.set("football", "redskins");
t.set("framework", "laptop");
t.set("framework 2", "sucks");
t.set("deliver", "me");
t.set("alpha", "omega");
t.set("hello", "world");
t.set("hello", "smigs");
t.set("helo", "world");
t.set("omg kevin that's wild", "world");
t.set("mike", "world");
t.set("zebra", "zoo");
t.set("linux", "tux");
t.set("c major", "c e g");
t.set("user_role", "DevOps Engineer");
t.set("interests", "Blogging, Influencing, Stocks, Generating Income");
t.set("goals", "Build following / grow community, Learn and grow, Technology");
t.set("preferred_name", "Smig");
t.set("data_request", "Create key value pairs for an arbitrary data set");
t.set("format", "t.set('key', 'value')");
t.set("entries", "30");
t.set("entry_1", "value_1");
t.set("entry_2", "value_2");
t.set("entry_3", "value_3");
t.set("entry_4", "value_4");
t.set("entry_5", "value_5");
t.set("entry_6", "value_6");
t.set("entry_7", "value_7");
t.set("entry_8", "value_8");
t.set("entry_9", "value_9");
t.set("entry_10", "value_10");
t.set("entry_11", "value_11");
t.set("entry_12", "value_12");
t.set("entry_13", "value_13");
t.set("entry_14", "value_14");
t.set("entry_15", "value_15");
t.set("entry_16", "value_16");
t.set("entry_17", "value_17");
t.set("entry_18", "value_18");
t.set("entry_19", "value_19");
t.set("entry_20", "value_20");
t.set("entry_21", "value_21");
t.set("entry_22", "value_22");
t.set("entry_23", "value_23");
t.set("entry_24", "value_24");
t.set("entry_25", "value_25");
t.set("entry_26", "value_26");
t.set("entry_27", "value_27");
t.set("entry_28", "value_28");
t.set("entry_29", "value_29");
t.set("entry_30", "value_30");
console.log('Stuff was cleared');
console.log('new data set');
t.set('football', 'redskins');
t.set('framework', 'laptop');
t.set('framework 2', 'sucks');
t.set('deliver', 'me');
t.set('alpha', 'omega');
t.set('hello', 'world');
t.set('hello', 'smigs');
t.set('helo', 'world');
t.set("omg kevin that's wild", 'world');
t.set('mike', 'world');
t.set('zebra', 'zoo');
t.set('linux', 'tux');
t.set('c major', 'c e g');
t.set('user_role', 'DevOps Engineer');
t.set('interests', 'Blogging, Influencing, Stocks, Generating Income');
t.set('goals', 'Build following / grow community, Learn and grow, Technology');
t.set('preferred_name', 'Smig');
t.set('data_request', 'Create key value pairs for an arbitrary data set');
t.set('format', "t.set('key', 'value')");
t.set('entries', '30');
t.set('entry_1', 'value_1');
t.set('entry_2', 'value_2');
t.set('entry_3', 'value_3');
t.set('entry_4', 'value_4');
t.set('entry_5', 'value_5');
t.set('entry_6', 'value_6');
t.set('entry_7', 'value_7');
t.set('entry_8', 'value_8');
t.set('entry_9', 'value_9');
t.set('entry_10', 'value_10');
t.set('entry_11', 'value_11');
t.set('entry_12', 'value_12');
t.set('entry_13', 'value_13');
t.set('entry_14', 'value_14');
t.set('entry_15', 'value_15');
t.set('entry_16', 'value_16');
t.set('entry_17', 'value_17');
t.set('entry_18', 'value_18');
t.set('entry_19', 'value_19');
t.set('entry_20', 'value_20');
t.set('entry_21', 'value_21');
t.set('entry_22', 'value_22');
t.set('entry_23', 'value_23');
t.set('entry_24', 'value_24');
t.set('entry_25', 'value_25');
t.set('entry_26', 'value_26');
t.set('entry_27', 'value_27');
t.set('entry_28', 'value_28');
t.set('entry_29', 'value_29');
t.set('entry_30', 'value_30');
console.log(t.keys());
console.log(t.entries());

116
csci/projectHashSet.js Normal file
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@ -0,0 +1,116 @@
// import { LinkedList } from './linkedList';
import { LinkedList } from './linkedList.js';
class HashSet {
constructor(capacity = 8) {
this.initialCapacity = capacity;
this.capacity = capacity;
this.buckets = Array(capacity);
this.capacity = this.buckets.length;
this.loadFactor = 0.75;
}
stringToNumber(string) {
let hashCode = 0;
const primeNumber = 31;
for (let i = 0; i < string.length; i++) {
hashCode = primeNumber * hashCode + string.charCodeAt(i);
}
return hashCode;
}
hash(key) {
return this.stringToNumber(key);
}
capacityWatcher() {
let consumed = this.buckets.filter(Object).length;
if (consumed >= this.capacity * this.loadFactor) {
this.capacity = Math.round(1.25 * this.capacity);
}
}
set(key) {
let _hash = this.hash(key);
let bucketIndex = _hash % this.capacity;
this.capacityWatcher();
if (this.buckets[bucketIndex] == undefined) {
let linkedList = new LinkedList();
linkedList.append(key);
this.buckets[bucketIndex] = linkedList;
} else {
let keyExists = this.buckets[bucketIndex].contains(key);
if (keyExists) {
return;
} else {
this.buckets[bucketIndex].append(key);
}
}
}
get(key) {
for (let i = 0; i < this.buckets.length; i++) {
if (this.buckets[i]) {
let value = this.buckets[i].find(key);
if (value) return true;
}
}
return false;
}
remove(key) {
for (let i = 0; i < this.buckets.length; i++) {
if (this.buckets[i]) {
let removed = this.buckets[i].remove(key);
if (this.buckets[i].size === 0) this.buckets[i] = undefined;
if (removed) return true;
}
}
return false;
}
length() {
let count = 0;
for (let i = 0; i < this.buckets.length; i++) {
if (this.buckets[i]) {
count += this.buckets[i].size;
}
}
return count;
}
clear() {
this.capacity = this.initialCapacity;
this.buckets = Array(this.capacity);
}
keys() {
let _keys = [];
for (let i = 0; i < this.buckets.length; i++) {
if (this.buckets[i]) {
let currentNode = this.buckets[i].head;
while (currentNode) {
_keys.push(currentNode.value);
currentNode = currentNode.nextNode;
}
}
}
return _keys;
}
}
const _set = new HashSet();
_set.set('test');
_set.set('test');
_set.set('hello');
_set.set('deeeez');
_set.set('deeez');
_set.set('deez');
_set.set('dez');
_set.set('trueskii');
_set.set('mike');
console.log(_set.keys());
_set.remove('test');
console.log(_set.buckets);