Author Archives: Adam Mallul

About Adam Mallul

IT specialist with strong development skills IT Manager at the Faculty of Exact Sciences | Bar-Ilan University Personal Website - RaveMaker.Net

CentOS xrdp HowTo

Overview

xrdp is a free open-source remote desktop server for Linux.
Installing xrdp on CentOS might be a little tricky since CentOS repositories does not contain the xrdp package.
Even the EPEL repository (Extra Packages Enterprise Linux) only contains an old version of xrdp.
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iptables examples on CentOS

Overview

“iptables is a user space application program that allows a system administrator to configure the tables provided by the Linux kernel firewall (implemented as different Netfilter modules) and the chains and rules it stores.
Different kernel modules and programs are currently used for different protocols; iptables applies to IPv4, ip6tables to IPv6, arptables to ARP, and ebtables to Ethernet frames.”

In this tutorial I will give a few essential examples of how to use iptables on CentOS
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Warcraft 3 1920 HD resolutions

Overview

Warcraft 3 is one the best RTS games ever produced, released in 2002.
The only issue is that the new HD and Wide resolutions are not supported in the configuration menu.
In this tutorial I will show you how to add support for these resolutions.
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Unreal Tournament 99 1920 HD resolutions

Overview

Unreal Tournament 99 is an old shooter games but it is still one of the best arena games ever produced.
The community mods and skins support makes it even more enjoyable for most of us.
The only issue is that the new HD and Wide resolutions are not supported in the configuration menu.
In this tutorial I will show you how to add support for these resolutions.
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tr vs sed – String manipulation commands in Linux/Unix

Overview

tr and sed are very powerful stream and character manipulation commands, Each has its own advantage with string manipulation.
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Disable Inactive Users in Active Directory

Overview

Disable all Active Directory users in a domain or a specified OU that have not logged on and were not created within X days and save the list to a csv file.
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VMware Onyx usage and examples

Overview

“Onyx is a standalone application that serves as a proxy between the vSphere Client and the vCenter Server. It monitors the network communication between them and translates it into an executable PowerShell code. Later, this code could be modified and saved into a reusable function or script.”
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Linux fg bg commands usage and examples

Overview

Linux fg bg commands usage and examples using CTRL-Z and jobs command.
Move a process between background and foreground modes with paused and running states.
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WordPress SSL Encryption using Apache and mod_ssl

Overview

WordPress SSL Encryption has several options so you can encrypt just the Log-in page, the entire Admin area or the entire WordPress instance.
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OpenVPN ALS Adito SSL VPN Gateway on CentOS

Overview

OpenVPN ALS Adito SSL VPN Gateway is a web-based SSL-VPN server written in Java and it is completely free and open-source.
The installation on CentOS 6 Linux Operating System is fairly simple using the next few steps (we will use CentOS Minimal x86_64).
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