Windows Update hangs and consumes 100% of CPU on Windows 7 SP1

Last weekend I’ve upgraded an old laptop, originally running Windows Vista, to Windows 7, in […]

MySQL Master-Slave Replication

Master-slave replication can be used to replicate database to another server – as a hot […]

Acer Aspire One fan control in Ubuntu

This setting will shut down Acer AspireĀ  One’s noisy fan when the CPU temp is […]

Setting up IPSEC VPN gateway with Xauth and PSK

Many people map ports on their home or small office routers, so their webserver or […]

Red Hat Enterprise Linux 6.7 installation

A lot of systems in production still run Red Hat 6, so learning how to […]

Red Hat Enterprise Linux 7 installation

Red Hat Enterprise Linux 7 has already been available for over 8 months, but is […]

Managing VMware Server with VMware vSphere Client

VMware Server 2.x does not have any GUI management tool, save for a web based […]

Managing user accounts

Creating new accounts and changing passwords is by far the most common administrative work. In […]

Regular expressions reference

One of the most useful features of any programming language, a feature used for all […]

Configuring Xserver in Ubuntu to allow remote X applications

Running remote X applications on Fedora and Red Hat works out of box, but it […]