Enable HTTP/2 in Apache on Ubuntu

First of all make sure that the following 3 requirement is fullfilled: A registered domain name with working HTTPS (TLS/SSL). HTTP/2 only works alongside HTTPS because most browsers, including Firefox and Chrome, don’t support HTTP/2 in cleartext (non-TLS) mode. Also you need at least Apache version 2.4.24 If you run PHP in Apache via mod_php, … Read more

Chroot VSFTPD user on a webserver and change port of VSFTPD

First of all make sure to change the name of your VSFTP configuration file: sudo mv /etc/vsftpd.conf /etc/vsftpd.conf_orig sudo nano /etc/vsftpd.conf Now paste below code in vsftpd.conf file: listen_port=4021 listen=NO listen_ipv6=YES anonymous_enable=NO local_enable=YES write_enable=YES local_umask=022 dirmessage_enable=YES use_localtime=YES xferlog_enable=YES connect_from_port_20=YES connect_from_port_20=NO chroot_local_user=YES secure_chroot_dir=/var/run/vsftpd/empty pam_service_name=vsftpd rsa_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem rsa_private_key_file=/etc/ssl/private/ssl-cert-snakeoil.key ssl_enable=NO pasv_enable=Yes pasv_min_port=10000 pasv_max_port=10100 allow_writeable_chroot=YES Restart VSFTPD service and it … Read more

Password protect directories / folders with nginx

Overview On an Apache server, it’s possible to password protect a directory using .htaccess and .htpasswd files. However, .htaccess files are not supported on Nginx. You can still password protect your directories, but you need to use a basic_auth.conf file instead. Creating the file Log into your server via SSH. Navigate to your user’s directory. … Read more

How to install PHP opcache

OPcache improves PHP performance by storing precompiled script bytecode in shared memory, thereby removing the need for PHP to load and parse scripts on each request. CMS frameworks such as WordPress, Joomla and Drupal, use a complex code and consume many processes. Several website speed enhancement plugins are available, heavily featured within the yield of … Read more

Update timezone in Ubuntu

To check your current timezone, run: date Fri Jan 25 02:12:14 UTC 2020 Above we can see the timezone is UTC (Coordinated Universal Time). UTC is the default time zone. To avoid timezone confusion and the complexities of adjusting clocks for daylight saving time in accordance with regional custom, it is often recommended that all … Read more

Howto disable or enable apache2 autostart on Ubuntu

Folder /etc/init.d/ contains all the init scripts for different boot up services like for example nginx, apache, mysql, etc. There is a program that makes those services simple to enable or disable from the start up. If you need to disable apache2 from start up, type: sudo update-rc.d apache2 disable To enable apache2 at start … Read more

How to Manually Upgrade phpMyAdmin

Since the release of Ubuntu 18.04 and other Linux distros, many people have been having compatibility issues with PHP 7.2 and phpMyAdmin 4.6. In this article we will manually download and install the latest version of phpMyAdmin to resolve these issues. 1. Back up phpMyAdmin You should back up your current phpMyAdmin folder by renaming it. sudo … Read more

How to upgrade to PHP 7.3 on Ubuntu

PHP 7.3 has a lot of performance advantages compared to 7.2 and co among other bug fixes. Since performance is one of my main reason why I wanted to upgrade to PHP 7.3 on my Ubuntu server I am going to share how you can upgrade to PHP 7.3 on Ubuntu. My machine run Ubuntu … Read more

How to remove GUI Desktop from Ubuntu 16.04 or 18.04

I installed Ubuntu Server with Desktop support that I almost never use. Also using GUI is both resource damanding and can be a security issue. This is why I decided to completely remove it from my server. This is how to do it. sudo apt-get -y purge ubuntu-desktop sudo apt-get -y purge unity gnome-shell lightdm … Read more

osTicket – Solve problem with cron.php

Do you have troubles polling IMAP or POP via cron.php job? I have a solution. Here is a simple solution that will help you solve the problem with cron.php 1. go into /api/ and copy cron.php to some random filename like xfgjkdscron.php 2. now edit xfgjkdscron.php and comment lines: //if (!osTicket::is_cli()) //die(__(‘cron.php only supports local … Read more