A simple way to maintain an updated backup of your folders and files on an external storage media, such as an external harddisk or another computer, can be to synchronize them automatically at regular intervals using rsync.
rsync is a fast tool for copying files.
It can copy locally and to other hosts.
It reduces the amount of [...]
Windows Update is the software in the Windows operating system, that keeps the system up to date. By default, it is run automatically. However, this is not recommended. It can be very disturbing, that you have to wait for it to finish before you can turn off your computer. It can also be very disturbing, [...]
Read the rest of this entry »When working with a network file system (NFS), it is necessary, that users has the same unique user ID and group ID on all machines in order to ensure read and write privileges.
Changing user ID and group ID for a user is not as easy as it sounds. If not done correct, such changes can [...]
On large networks, it might be more convenient to configure a central NFS server in which to store all the user home directories. These home directories can then be exported to the network so that users would always have the same home directory, regardless of which workstation they log in to.
Several machines could have a [...]
In this example, we will attach an external Trust USB card reader to a FreeBSD 7.2 machine.
Our memory card is inserted into the card reader, and the card reader USB cord is then plugged in. The USB port will be probed by the generic mass storage driver and we can then fetch the device name, [...]
Installing a laser printer is actually straight forward, if you keep in mind, that most laser printers has standard queues, from which they accept input. One of these is the raw queue, also referred to as RAW or RAW1. Using this, you do not have to mingle with drivers in the operating system or drivers [...]
Read the rest of this entry »The following error was returned when trying to start smbd on a FreeBSD 7.0 operating system after a power failure in a failed uninterruptible power supply (UPS).
/libexec/ld-elf.so.1: shared object “libcrypt.so.15″ not found, required by “libgnutls.so.26″
Assuming, that ports, that depend on libgcrypt, has to be reinstalled, the following procedure is executed. libgcrypt is a general purpose cryptographic library [...]
The default desktop in Ubuntu is actually pretty neat. However, there are a few quick options, that optimizes the look, feel and practical usage.
The default desktop shows two grey bars. There is one on the top and one on the bottom. Let’s make this a little more neat. Disable the bar on the bottom. Move [...]
he requirement for manually typing in a password when accessing a remote host or distributing files can be a problem, such as when working in a server environment or using automated scripts.
A solution to this can be to implement trusted secure shell (SSH, SCP) access. This is also referred to as passwordless SSH or SCP [...]
