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CodeCatchCrasher

0 likes • Feb 11, 2021
JavaScript
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More JavaScript Posts

Global Variables

ThiccDaddyLOAF
0 likes • Oct 29, 2020
JavaScript
let variableSet = JSON.parse('["parent","opener","top","length","frames","closed","location","self","window","document","name","customElements","history","locationbar","menubar","personalbar","scrollbars","statusbar","toolbar","status","frameElement","navigator","origin","external","screen","innerWidth","innerHeight","scrollX","pageXOffset","scrollY","pageYOffset","visualViewport","screenX","screenY","outerWidth","outerHeight","devicePixelRatio","clientInformation","screenLeft","screenTop","defaultStatus","defaultstatus","styleMedia","onsearch",&qu...find","webkitRequestAnimationFrame","webkitCancelAnimationFrame","fetch","btoa","atob","setTimeout","clearTimeout","setInterval","clearInterval","createImageBitmap","close","focus","blur","postMessage","onappinstalled","onbeforeinstallprompt","crypto","indexedDB","webkitStorageInfo","sessionStorage","localStorage","chrome","onpointerrawupdate","speechSynthesis","webkitRequestFileSystem","webkitResolveLocalFileSystemURL","openDatabase","variableSet","TEMPORARY","PERSISTENT","addEventListener","removeEventListener","dispatchEvent"]');
let answer = [];
for(let v in this) if(!variableSet.includes(v)) answer.push(v);
console.log(answer);

Express Login Endpoint

JoeCamRoberon
0 likes • Mar 11, 2021
JavaScript
router.post("/", async (req, res) => {
const { email, password } = req.body;
try {
if (!email) return res.status(400).json({ msg: "An email is required" });
if (!password)
return res.status(400).json({ msg: "A password is required" });
const user = await User.findOne({ email }).select("_id password");
if (!user) return res.status(400).json({ msg: "Invalid credentials" });
const match = await bcrypt.compare(password, user.password);
if (!match) return res.status(400).json({ msg: "Invalid credentials" });
const accessToken = genAccessToken({ id: user._id });
const refreshToken = genRefreshToken({ id: user._id });
res.cookie("token", refreshToken, {
expires: new Date(Date.now() + 604800),
httpOnly: true,
});
res.json({ accessToken });
} catch (err) {
console.log(err.message);
res.status(500).json({ msg: "Error logging in user" });
}
});

Date Time Testing

AustinLeath
0 likes • Nov 18, 2022
JavaScript
var d = new Date();
var d = new Date(milliseconds);
var d = new Date(dateString);
var d = new Date(year, month, day, hours, minutes, seconds, milliseconds);

Generate a random HEX color

AustinLeath
0 likes • Nov 18, 2022
JavaScript
// Generate a random HEX color
randomColor = () => `#${Math.random().toString(16).slice(2, 8).padStart(6, '0')}`;
// Or
const randomColor = () => `#${(~~(Math.random()*(1<<24))).toString(16)}`;

Subsets of an array

CodeCatch
0 likes • Nov 19, 2022
JavaScript
const getSubsets = arr => arr.reduce((prev, curr) => prev.concat(prev.map(k => k.concat(curr))), [[]]);
// Examples
getSubsets([1, 2]); // [[], [1], [2], [1, 2]]
getSubsets([1, 2, 3]); // [[], [1], [2], [1, 2], [3], [1, 3], [2, 3], [1, 2, 3]]

Redux Setup

JoeCamRoberon
0 likes • Mar 11, 2021
JavaScript
import { configureStore } from "@reduxjs/toolkit";
import { combineReducers } from "redux";
import profile from "./profile";
import auth from "./auth";
import alert from "./alert";
const reducer = combineReducers({
profile,
auth,
alert,
});
const store = configureStore({ reducer });
export default store;