shalaby

// Basic Types
let id: number = 5
let company: string = 'Traversy Media'
let isPublished: boolean = true
let x: any = 'Hello'

let ids: number[] = [1, 2, 3, 4, 5]
let arr: any[] = [1, true, 'Hello']

// Tuple

shalaby

Python SQLite Cheat-Sheet

[](https://twitter.com/intent/tweet?text=Wow:&url=https%3A%2F%2Fgithub.com%2Fimshakil%2Fpython-sqlite-p

shalaby

MongoDB Cheat Sheet 2022

MongoDB Crash Course 2022 < TODO: Add Video Link

Table of Contents

• Check monosh Version
• Start the Mongo Shell
• Show Current Database
• Show All Databases
• Create Or Switch Database

shalaby

#!/bin/sh

#Check the Drive Space Used by Cached Files
du -sh /var/cache/apt/archives

#Clean all the log file
#for logs in `find /var/log -type f`;  do > $logs; done

logs=`find /var/log -type f`
for i in $logs

shalaby

import mongoose, {Schema} from 'mongoose'

export const ServiceSchema = new Schema({
  displayName: {type: String, required: true, unique: true}
})

ServiceSchema.set('toObject', {
  transform: function (doc, ret) {
    ret.id = ret._id
    delete ret._id

shalaby

Achieving warp speed with Rust

Contents:

• Number one optimization tip: don't
• Never optimize blindly
• Don't bother optimizing one-time costs
• Improve your algorithms
• CPU architecture primer
• Keep as much as possible in cache
• Keep as much as possible in registers

shalaby

const express = require('express')
const app = express()
const cors = require('cors')
app.use(cors())
// Mongoose
const mongoose = require('mongoose')
mongoose.connect('mongodb://localhost/blog', { useNewUrlParser: true, useUnifiedTopology: true })
const db = mongoose.connection
// Listen on connection error
db.on('error', function (err) {

shalaby

const express = require('express')
const app = express()

const akhbar = []

app.get('/', function(req, res) {
    const ahkbarHtml = akhbar.map(function(khabar, index) {
        return `
            <a href="/${index}"><h3>${khabar.title}</h3></a>
            <p>${khabar.content}</p>

shalaby

const express = require('express')
const app = express()
const bodyParser = require('body-parser')
app.use(bodyParser.urlencoded({ extended: true }))

const posts = []

app.get('/', function (req, res) {
    const postsHtml = posts.map(function (post) {
        return `

shalaby

const express = require('express')
const app = express()

let todos = []

app.get('/', function(req, res) {
    const todosHtml = todos.map(function(todo, idx) {
        let status = ''
        if (todo.done == true) {
            status = 'checked'