Template literal syntax uses dollar sign

$

followed by curly brackets

${expression}

let name = 'George'
let age = 25

document.write(`My name is ${name} and I am ${age} years old!`)

With quotes:

$new = htmlspecialchars("<a href='test'>Test</a>", ENT_QUOTES);
echo $new; // &lt;a href=&#039;test&#039;&gt;Test&lt;/a&gt;

Without quotes:

$new = htmlspecialchars("<a href='test'>Test</a>");
echo $new; // &lt;a href='test'&gt;Test&lt;/a&gt;

The second parameter possible values:

ENT_COMPAT

- Will convert double-quotes and leave single-quotes alone.

ENT_QUOTES

- Will convert both double and single quotes.

ENT_NOQUOTES

- Will leave both double and single quotes unconverted. The default is ENT_COMPAT

Makes model called

Post

php artisan make:model Post

With the following basic content

<?php

namespace App;

use Illuminate\Database\Eloquent\Model;

class Post extends Model
{
    //
}

Creates

Post

model and also migrations to create table for the model

php artisan make:model Post -m

The migration file location is

database/migrations/2020_09_02_041219_create_posts_table.php

Returns plain text

public function contact() {
        return 'Under Construction';
}

Returns HTML

public function about() {
        return '<h1>About the site</h1>details...';
}

Returns view located at

resources/views/pages/services.blade.php

public function services() {
        return view('pages/services');
}

Sets the cache timeout for 3600 seconds

git config --global credential.helper 'cache --timeout=3600'

Selects every 5th row of

sdt_prices

table

SELECT *
FROM ( 
    SELECT @row := @row +1 AS rownum, sdt_prices.*
    FROM (
        SELECT @row :=0) r, sdt_prices where token_id = 1 order by id desc
    ) ranked
WHERE rownum %5 = 1

Deletes manually set default license (default license will become

ISC

)

npm config delete init-license

Deletes manually set default author name (default author will become empty string)

npm config delete init-author-name

Appends the content to the specified file if it exists (if the file does not exist, the function creates the file and writes the content)

file_put_contents($filePath, $content, FILE_APPEND);

Note: if

FILE_APPEND

parameter is not passed, the function overwrites the content.

Main properties / parameters that the file includes:

name

- name of the app (default is the name of the current folder)

version

- version of the app (default is 1.0.0 - major.manor.patch)

description

- short description for the project

main

- entry point - main JS file

keywords

- keywords that the app is related to

author

- project author

license

- default is ISC (Internet Systems Consortium)

.class1 .class2 h2{
    color: red;
}

Selects all

<h2>

elements within

.class2

that is a descendant of

.class1

element