Here’s the easiest way to add a user to sudo group. First create the user you want: Then add the user to sudo group: That’s it. Now login as the user.
Author: somik
Ubuntu 20.04 SSH + TOTP
In order to protect your SSH against hacks, the most basic you can do is to change the port, but that is never enough. We know the basics to be disable root logins, change port, enable pubkey authentication, IP based blocking and so on. However, one shoe never fits all. If you keep changing computers,…
Nginx SSL Site Config
Sample configuration used for most SSL sites.
ESP OTA code upload
When ESP is installed on a project, the USB port is not always accessible. Sometimes, even though the USB is accessible, the device is installed on site and bringing along your laptop to reprogram it is troublesome. It is more convinient to just reprogram it over the air (OTA).
Nginx + PHP continious output
Some times we requrire the page to display partial content, such as progress while the PHP is still working in background. In apache, disabling output buffering works fine, however for nginx, the following code need to be added on top of any PHP script (before output stats).
Ubuntu 20.04 Nginx+PHP
This will install Nginx and PHP 7.x on Ubuntu 18.04 or later and perform basic configurations needed to get it up and running. This is used to create servers to serve static content as well as minor PHP scripts that need to run on it. After we’ll set up SSL using LetsEncrypt and use it…
Ubuntu 20.04 Install Samba
So you want to use a linux server on local network. Great, but if you still have to access the files through ssh or ftp, it is troublesome. So why not access the files over samba network share? It is also great when you want to setup a simple NAS server on your local network.
Ubuntu 18.04 Install LLMP stack
With the new MariaDB 10+ they have disabled performance_schema, which means your database will consume minimum amount of memory and you can run Lighttpd, PHP and MariaDB on only 256 MB RAM! So here’s how to do it. We’ll also install phpMyAdmin for easy configuration of our mysql server and set it up securely to…
Proxmox 6 disable subscription invalid message
When you are using the free version of Proxmox 5 or 6, you’ll get a message every time saying your subscription is invalid. This is fine if it was just during the initial login, but it’ll pop up every time you try to open a shell or run updates. Luckily this can be disabled by…
PHP IP to Country Script
This is a simple script to translate IP to country. It is usefull when you want to know where your traffic is coming from or perform specific actions to traffic from specific countries. Do take note that users using proxies or VPN can circumvent this and give a false country.