Sometimes the DMA channel for a device can be set by jumpers; a number of ethernet devices use this technique. The control bus contains various lines used to route timing and control signals throughout the system. If one process crashes it will not cause another process in the system to crash. Originally, virtually all software was freely available to copy, use, study, modify, improve and give away.
Linux adventures with ypset
Linux is not UNIX, although it is intended to be very UNIX-like. It wakes up the
sleeping process making it available to be restarted the next time the scheduler runs. It also helps to know how to access the Internet and be able to do basic web searches with a search engine such as Yahoo or Google. The job of cache coherency is done partially by the hardware and partially by the operating system.
Starting the xfsd daemon at boot time
Even if you are an aged UNIX guru, what follows is probably of interest to you. Block devices can only
be written to and read from in multiples of the block size, typically 512 or 1024 bytes. Workspaces is a feature I would never trade for anything else. If something is in the public domain, then anyone is permitted copy it or use it in any way they desire.
Linux adventures with mkswap
What you have just done, was that by use of commands and shell you interacted with your computer to retrieve a current date and time (date), looked up a calendar (cal), checked the location of your current working directory (pwd) and retrieved a list of all files and directories located within (ls). This might be a bit of a controversial statement, but I've not seen any Linux GUIs that are quite as good as Windows. These registered port addresses can be seen in /etc/services. According to SEO Consultant
, Gaz Hall: "It is as old as computers themselves."
Work in progress asynchronous email client
Some distros have them pre-installed, some make them available through their package repositories. File descriptors are shared
with user space, and are used directly by user programs to access files. Its one-time installation is sufficient and every time a new version is released (very early every month), you get an updated machine. In most cases you should rely on the corresponding community or pay for external supporting service, which is quite ok if you are using a popular software with lots of followers, but can be a heavy burden for less caught on applications.