This article is based on the content of aws knowledgebase. You might have been stuck in memory leak when building some kinda javascript-heavy frontend apps like Vue or React on a cloud server itself. Just for serving built artifacts, we do not need large instances, but still the building process is always hungry for …

As you may know, the package manager of Arch Linux is "pacman". 1sudo pacman -Syu #Update and upgrade system packages 2sudo pacman -S package_name #Install a new package 3sudo pacman -R package_name #Remove a package 4sudo pacman -Rn package_name #Remove along with backup-ed config files 5sudo pacman -Rsu …

Nginx.org maintains a repository for Ubuntu. We can use this repository to install the latest version of Nginx. First off, let's create a repository source file for Nginx with the following command. 1vim /etc/apt/sources.list.d/nginx.list Paste in the following two lines to the file: 1deb [arch=amd64] …

Let’s say one of your micro services is running on http://localhost:3000 If you already have a nginx service running on the server, create a server block like this: 1vim /etc/nginx/sites-available/domain.com.conf Grab this content to paste in: 1server { 2 3 server_name domain.com; 4 5 root /var/www/html; 6 index …

I think this is really important in practical docker battle field. 🙂 Let’s go for the docker-compose.yml first. 1version:'3'23services:4nginx:5image:nginx:1.15-alpine6restart:unless-stopped7volumes:8- ./data/nginx:/etc/nginx/conf.d9- ./data/certbot/conf:/etc/letsencrypt10- …

Simply follow this script: 1apt update -y 2apt install software-properties-common -y 3add-apt-repository universe -y 4add-apt-repository ppa:certbot/certbot -y 5apt update -y 6install certbot python-certbot-nginx -y 7certbot --nginx Your server should now be all set to relay on https. 🙂 As for Apache, you could refer …

Simply follow this script below: 1yum install epel-release -y 2yum install certbot python-certbot-apache mod_ssl -y 3certbot --apache Create a cron job which renews certification once a week. 1crontab -e 10 0,12 * * * python -C 'import random; import time; time.sleep(random.random() * 3600)' && certbot …

In some situations, you are given only a ppk file for access to a cloud server. You know, however, it's for Putty on windows, not for OpenSSH client which might be the most familiar to you.🤔 I am gonna introduce a method to convert a ppk file into a pem file so that you can login to the linux server with ssh command …

Thanks to Stan's great work, it became so delightful to run your own secure and stable private VPN server. It's never been so easy. 👍 Download the installation script like this: 1wget https://raw.githubusercontent.com/Angristan/openvpn-install/master/openvpn-install.sh Change file permission to executable like this: …

Auto Login With SSH Today I am going to share you how to login to a cloud server without using password. Let’s say there is a server and your local machine, assuming you can login to the server using some kind of credentials. First off, you should generate a new local public key on your local machine. Chdir to the …