How to Create a VPS on Vultr

Vultr is a cloud infrastructure provider company or VPS (Virtual Private Server). Vultr was first launched in February 2014, opening its first datacenter in Sydney, Australia in April 2014. As of November 2017, 10 million instances have been deployed. The VPS service on Vultr is called Virtual Cloud Compute (VC2). The lowest specification is 1CPU RAM 512MB SSD 20GB at […]

How to Set Private Nameserver

Private Nameserver is a feature of the domain name where we can use its own subdomain as a nameserver. So when doing whois the domain name that appears on the nameserver is no longer the nameserver of the hosting provider, for example but I practice this tutorial using a domain name that is registered at the domain […]

How to Install OJS (Open Journal Systems) on Ubuntu

OJS (Open Journal Systems) is a web-based application that is used for the management and publication of scientific journals with a free software license (GNU GPL). OJS has been widely implemented by universities in Indonesia. 0. Device used This tutorial uses: OS: Ubuntu 20.04 Web Server: Apache 2.4 PHP Runtime: PHP 7.4 Database: MariaDB 10.3 Subdomain: SSL: Let’s Encrypt […]

How to Install Nginx + PHP-FPM on Ubuntu

The previous tutorial covered the basic installation and configuration of Nginx on Ubuntu but it doesn’t support PHP files yet. The next tutorial adds PHP-fpm. Nginx doesn’t have native PHP like Apache does, so it requires PHP-fpm (fastCGI process manager). This tutorial uses Ubuntu 14.04 LTS and still uses PHP5. Install Nginx on Ubuntu Read the tutorial here Install PHP-fpm […]

How to Install Nginx Web Server on Ubuntu

NGINX (read engine x) is one of the popular web server software besides Apache. of several test result, NGINX has better performance compared to Apache. Data shows that 45.9% of websites use Apache and followed by NGINX 32.4% of websites. At the time of writing, this blog also uses NGINX. Market share web server ( Here’s how to install […]

How to Install KDE Plasma on Ubuntu 16.04

Installing KDE via PPA Repository sudo add-apt-repository ppa:kubuntu-ppa/backports sudo apt-get update sudo apt-get install kubuntu-desktop 1 2 3 sudo add–apt–repository ppa:kubuntu–ppa/backports sudo apt–get updates sudo apt–get install kubuntu–desktop A question will be displayed to choose Default display manager, I choose lightdm. If an error occurs with a message like the one below Errors were encountered while processing: /var/cache/apt/archives/kde-config-telepathy-accounts_4%3a15.12.3-0ubuntu1_amd64.deb /var/cache/apt/archives/kaccounts-providers_4%3a15.12.3-0ubuntu1_amd64.deb E: […]

PHP+MySQL : CRUD [Create Read Update Delete] part 2

PHP to MySQL connection file connect_db.php The script below serves to access the MySQL database. Every time you want to access MySQL, you must first call connect_db.php. 1 2 3 4 5 6 7 8 9 Line 7 : connect to MySQL using information from variable line 2-5 Line 8 : select database File form input booktelp_form_input.php The contents of […]

How to Configure WDS on TP-LINK

What is WDS Wireless Distribution System (WDS) is a system that allows interconnection between two or more access points wirelessly with the aim of expanding the wireless network area. With WDS, you no longer need to use cables to interconnect access points, making it more flexible. Wireless network topology with WDS TP-LINK WDS Bridge Configuration * Set IP Address access […]

How to Restore TP-LINK Firmware from OpenWRT

In this tutorial using: 1. TP-LINK MR3420 version 2 2. Firmware TP-LINK mr3420v2_en_3_13_24_up(120703) 3. OpenWRT 4. SSH Copying the firmware to the access point via scp Copy the firmware file to the access point on IP Address and save in the folder /tmp. Previously I used the latest TP-LINK firmware TL-MR3420_V2_150319 for MR3420 version 2 but failed. If it […]

Automatic Scheduling with Crontab on Linux

On a Linux-based operating system we can do scheduling automatically using Crontab. This means that we can set at a certain time so that a command or application based on CLI (Command Line Interface) automatically. For example, to backup data on the server every 1 hour at night. How to Set Crontab crontab -e 1 crontab –e Writing Format SET_TIME […]