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Semantic Commit Messages

See how a minor change to your commit message style can make you a better programmer.

Format: <type>(<scope>): <subject>

<scope> is optional

Example

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Node.js Deployment

Steps to deploy a Node.js app to DigitalOcean using PM2, NGINX as a reverse proxy and an SSL from LetsEncrypt

1. Sign up for Digital Ocean

If you use the referal link below, you get $10 free (1 or 2 months) https://m.do.co/c/5424d440c63a

2. Create a droplet and log in via ssh

I will be using the root user, but would suggest creating a new user

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## Personal note: Muslims are not terrorists and I humbly request my engineering community to help end racism.
# You should look at the following URL's in order to grasp a solid understanding
# of Nginx configuration files in order to fully unleash the power of Nginx.
# http://wiki.nginx.org/Pitfalls
# http://wiki.nginx.org/QuickStart
# http://wiki.nginx.org/Configuration
#
# Generally, you will want to move this file somewhere, and start with a clean
# file but keep this around for reference. Or just disable in sites-enabled.
#

sipamungkas

How to install Open JDK 8 on Ubuntu 21.04

It's specific tutorial for ubuntu 21.04, but I think you can use this step for ubuntu 18 and 20

Run this command on your favorite terminal

$ sudo add-apt-repository ppa:openjdk-r/ppa
$ sudo apt update
$ sudo apt install openjdk-8-jdk

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How To install KVM on ubuntu 18.04+

I've Try this on my ubuntu 21.04

Install Cpu checker

$ sudo apt-get install cpu-checker

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Import Mysql 8 Database to Mysql 10

if you encounter error on of this error

Unknown collation: ‘utf8mb4_unicode_520_ci’

Unknown collation: ‘utf8mb4_0900_ai_ci’

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FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory vue js build
you can solve the problem with 

export NODE_OPTIONS="--max-old-space-size=5120" #increase to 5gb
export NODE_OPTIONS="--max-old-space-size=6144" #increase to 6gb
export NODE_OPTIONS="--max-old-space-size=7168" #increase to 7gb
export NODE_OPTIONS="--max-old-space-size=8192" #increase to 8gb

choose one of them

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{
  "description": "asdfadsfsdfasdfasdf data:image/jpeg;base64,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React native Blob Util Mock for unit test

Package Link: react-native-blob-util

mock code

jest.mock('react-native-blob-util', () => {
  return {
    __esModule: true,
 default: {

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server {

    server_name my-server.com www.my-server.com;

    location / {
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $host;
        
        proxy_pass http://localhost:9000;
        include proxy_params;