Sajad Torkamani sajadtorkamani

curl icanhazip.com

Install jq package

sudo apt-get install jq

Output all results

curl <url> | jq

Output only certain fields

curl <url> | jq '{<fieldA>, <fieldB>}'

Convert output to array

Simplest way

rsync -avz --progress <resource> <username>@<ip>:<destination>

Using AWS pem file

rsync -avL --progress -e "ssh -i ~/Downloads/AWS/WEB1/Keys/WEB1.pem" \
/var/www/html/eisa/wp-content/uploads/* \
ubuntu@<ip-address>:/var/www/eisa/wp-content/uploads/

Dump database to file

mysqldump -u <username> -p <database> > <dump_filename>

Create database from dump file.

mysql> create database <db_name>;
use <db_name>;
source <absolute_path_to_dump_file>;
```

# Record
q<number><commands>q

# Play
@<number><letter>

Called a look-ahead expression, we can use this to match multiple expressions:

Syntax:

(?=match this expression)(?=match this too)(?=oh, and this)

Example - match string containing the words 'ruby' and 'rails' (regardless of order of occurence):

"ruby rails".match(/(?=.*ruby)(?=.*rails)/)

	#!/usr/bin/env bash

	# Copy type definitions
	printf "%s\n\nexport = Schemas;" "$(cat src/types/schema.d.ts)" > packages/types/index.d.ts

	# Bump version and publish
	cd packages/types && \
	npm version patch && \
	npm publish

	const fs = require('fs');
	const path = require('path');
	const dotenv = require('dotenv');
	const chalk = require('chalk');

	/**
	* Parse env file into object.
	*
	* @param {string} path - Absolute path to env file.
	* @returns {object} - Object containing all env vars from file.