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The Perfect Server - Ubuntu 14.04 (Apache2, PHP, MySQL, PureFTPD, BIND, Dovecot, ISPConfig 3)
This tutorial shows how to prepare an Ubuntu 14.04 (Trusty Tahr) server (with Apache2, BIND, Dovecot) for the installation of ISPConfig 3, and how to install ISPConfig 3. ISPConfig 3 is a webhosting control panel that allows you to configure the following services through a web browser: Apache or nginx web server, Postfix mail server, Courier or Dovecot IMAP/POP3 server, MySQL, BIND or MyDNS nameserver, PureFTPd, SpamAssassin, ClamAV, and many more. This setup covers Apache (instead of nginx), BIND (instead of MyDNS), and Dovecot (instead of Courier).
Virtual Hosting With Proftpd And MySQL (Incl. Quota) On Ubuntu 14.04LTS
This document describes how to install a Proftpd server that uses virtual users from a MySQL database instead of real system users. This is much more performant and allows to have thousands of ftp users on a single machine. In addition to that I will show the use of quota with this setup. This tutorial is based on Ubuntu 14.04LTS.
How to install Roundcube on your ISPConfig3 server on CentOS 6
This tutorial has been created for those who have installed The Perfect Server - CentOS 6.4 x86_64 [ISPConfig 3] and wish to have alternative webmail application - Roundcube. You may still able access to Squiremail as this Roundcube installation will not overwrite the Squirremail.
Running TYPO3 6.2 On Nginx (LEMP) On Debian Wheezy/Ubuntu 13.10
This tutorial shows how you can install and run a TYPO3 (version 6.2) web site on a Debian Wheezy or Ubuntu 13.10 system that has nginx installed instead of Apache (LEMP = Linux + nginx (pronounced "engine x") + MySQL + PHP). nginx is a HTTP server that uses much less resources than Apache and delivers pages a lot of faster, especially static files.
Speed up Apache webserver with mod_pagespeed and memcached on Debian 7 (Wheezy)
Installing Apache2 With PHP5 And MySQL Support On Fedora 20 (LAMP)
LAMP is short for Linux, Apache, MySQL, PHP. This tutorial shows how you can install an Apache2 webserver on a Fedora 20 server with PHP5 support (mod_php) and MySQL support.
The Perfect Desktop - OpenSUSE 13.1 (GNOME)
This tutorial shows how you can set up an OpenSUSE 13.1 desktop that is a full-fledged replacement for a Windows desktop, i.e.that has all the software that people need to do the things they do on their Windows desktops. The advantages are clear: you get a secure system without DRM restrictions that works even on old hardware, and the best thing is: all software comes free of charge.
PHP number_format() and a problem with negative values rounded to Zero
As is known, the PHP function number_format() rounds the given value to the needed amount of decimal places.
How to find out if your server is affected from Openssl Heartbleed vulnerability (CVE-2014-0160) and how to fix that
A severe vulnerability in OpenSSL has been found, the vulnerability is named Heartbleed and affects the heartbeat implementation in Openssl version 1.0.1 up to version 1.0.1f. This velnerability can be used to get the private key of a SSL connection, so it is important to update the server immediately. The bug is fixed in OpenSSL 1.0.1g. All Major Linux Distributions have release updates to the vulnerability.
Securing SSH On Ubuntu With WiKID Two-Factor Authentication
SSH offers a highly secure channel for remote administration of servers. However, if you face an audit for regulatory or business requirements, such as Visa/Mastercard PCI, you need to be aware of some potential authentication related short-comings that may cause headaches in an audit.