Category Archives: CentOS

Uses for ‘sed’

I’ve lost count of the number of times I’ve had to check how to remove extra spaces from the end of the lines, or convert between DOS and Unix style line feeds so I thought I’d better write down some … Continue reading

Posted in CentOS, Debian, Linux, Raspbian, RedHat, Ubuntu, Uncategorized | Tagged | Leave a comment

Configuring Network Interfaces in RedHat

A minimal install of RedHat 7.x does not enable the network by default (network interfaces are enabled when you login to the GUI bu the network manager – which doesn’t work if there is no GUI).

Posted in CentOS, RedHat | Tagged , , | Leave a comment

Changing network device names

The latest versions of the kernel now rely on the BIOS enumeration of device names which means that the name of the network interface can change depending on your bus configuration (specifically where your network interface is connected).

Posted in CentOS, Debian, Linux, Networking, RedHat, Ubuntu | Tagged , | Leave a comment

Configuring X Windows on a Virtual Machine

When using X windows on a virtual machine I have found that the screen resolution is detected automatically it can often default to a maximum resolution of 1024×768 pixels.

Posted in CentOS, Debian, Linux, Raspbian, RedHat, Ubuntu | Tagged | Leave a comment

CentOS mirrors

Unlike Debian which prompts to select you location to determine the best mirror, CentOS will prompt you to enter the URL of the mirror server during the install.

Posted in CentOS | Tagged | Leave a comment