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Linux Ubuntu

Ubuntu is a Linux distribution from South Africa created by Mark Shuttleworth and funded by Canonical LTD. It is well-regarded among new Linux users due to its ease of use, support, and free shipping of installation CDs.

481 Questions

How do you do ODBC connection in Linux OS?

Employ the ODBC code or module written for whatever language you're writing in. Or, alternatively, write your own ODBC code.

What is the default resolution of 17 inch wide screen monitor?

Generally an LCD 17 inch monitor will have a default resolution of 1280 x 1024

What CDs are great for using when you burn Ubuntu e.g. TDK CD-R80 Recordable 700MB 80MIN?

Any type of recordable CD will work. Most people who burn CDs regularly recommend Ritek or Ricoh-branded discs. Other brands, including TDK, will use dye from Ricoh or Ritek, although they may also use dye from other manufacturers as well that is not as reliable.

How would you run a command on the shell without spawing a new child process?

all commands (except for commands built into your shell) spawn child processes necessarily.

Where can you find ATI Mobility Radeon 7500 Ubuntu Drivers?

It is not quite clear as far as older cards are concerned most distros after 5.10 have radeon drivers packed in but i dont think these drivers have acceleration

EnderV

Which command-line command will start performance monitor?

To start the System Monitor from the terminal or run window, you can type "gnome-system-monitor" (without quotation marks, of course).

How do you run an installer as a superuser on Ubuntu Linux?

From the command line, always use sudo. For instance:

sudo sh installer.sh

or

sudo ./installer.bin

Note: If you don't have (don't want to use) sudo, then just: su -c './installer'

What Is Ubuntu 12.04?

It is a distribution of Ubuntu. Ubuntu 12.04 LTS (Long Term Support) is named Precise Pangolin and was released on 26 April 2012.

When installing windows 8.1 from usb flash drive with three hard drives plugged in ubuntu broken win7 and 8 how can you know which drive to install to you need to keep Linux win7 and win8 must go?

If you want to dual-boot Linux and Windows 7, you will need to install Windows 7 first and then Linux.

I would rather recommend installing each on OS on a separate hard drive with a separate boot record. To achieve that, you need to disconnect all hard drives but one you want to use for OS. Finish installation and disconnect the drive with freshly installed OS. Connect next drive and install other OS. Once you have finished installing all OSes. Connect all drives and use BIOS boot menu to choose from which drive to boot.

What is a UniChrome Pro Linux Ubuntu?

There is no such thing as a "UniChrome Pro Linux Ubuntu." UniChrome Pro is a graphics chipset. Ubuntu is a Linux distribution.

How do you hide a folder in ubuntu 11.04?

To hide a folder or file in ubuntu, you simply put a . at the beginning of the folder/file name. For example, if you had a folder called "earth" you would rename it to ".earth". To view hidden folders and files in nautilus, simply press CTRL+H

Which command display all the file systems and the amount of data used by each?

On most Linux distros, try this command:

$ df -m

The df command is popularly considered to stand for disk free, though I don't really know if this is fact or myth.

Caveat: The above command will only display information on mounted file systems.

What is a lock file in Linux?

A lock file is used to synchronization. A program or process can check for the lock file, and if it is present and the current process does not own the lock file then some operations may be prohibited to the calling process.

It is a way of making sure that other processes do not interfere with operations. For example, if you start the line printer spooling software it can create a lock file. This will stop other attempts to duplicate the line printer spooler because it is already running.

Is ubuntu Linux is the best flavor?

This is too subjective to answer. What may be the "best" Linux distribution for one user will be despised by another for a few reasons. I personally do not care for Ubuntu as an Arch user. I don't generally recommend it anymore for new Linux users in favor of Mint because I believe Ubuntu's "suitability" is slowly decreasing due to how its developers seem to think. The planned Wayland switch will probably make Ubuntu irrevocably broken for a lot more users than the Pulseaudio switch.

To me, the developer mentality of community involvement only seems to fly as far as third-party contribution and their developers have a nasty habit of ignoring the Ubuntu community in favor of whatever changes they decide are best for everyone despite outcry (PA was a very unpopular decision, Unity was even more unpopular. Instead of listening, the Ubuntu devs have made it nearly impossible for their users to switch away from both without major issue.).

That attitude was why I switched to Arch, which emphasizes heavily on user choice and doesn't force me to use options the developers "like" for me. I do grant Arch has gotten some criticism as of late for not being as transparent with its decision making as it should. And you should have seen the outcry that came when they switched to systemd as the default init system. Arch is also not the "best" either, as it's certainly not for everyone, being a distribution more geared to intermediate-advanced Linux users capable of resolving Linux issues themselves or finding help for themselves.

Burning alcohol for fuel is a very efficient process true or false?

Wrong. Overall its manufacture leads to more emissions:

  • The growing of crops (diverting them from use as food), the harvest, transportation, fermentation and distillation to produce a fuel with less energy density y than hydrocarbons makes no sense at all.
  • The conversion of hydrocarbon to alcohol adds an energy intensive step into the manufacturing processes and again makes no sense.


As far as tailpipe emissions, Alcohol gasoline mixtures decrease the emissions of CO2, as well as the emissions of some harmful toxics, such as benzene (a carcinogen). However, it increases acetaldehyde emissions, which is "reasonably anticipated to be a human carcinogen" and is moderately reactive for ground level ozone formation.

What does the kudzu utility do in Linux?

takes care of many hardware changes.

If i install Linux on PC1, and then put the disk onto PC2, Kudzu will actually note the different vireo, network, audio, etc card, ask you if it should remove the "old" software, and install the "correct" software. I move a disk from a rather old machine, to a new one. Kudzo noticed the difference, and mad the corrections. I mist admit, I was impressed, and amazed.

Can music files be added to a machspeed trio tch-843 using Ubuntu?

yes itcan just make sure you got the latest libusb and usbmount install. They are other files that will work also. Now the way I use mine is as a mass storage so is just a drag and drop if you are thinking of using amarok no clue have not try that.

Why can't I get Linux to work on my Acer PC?

Please provide with more detail, as there are very many Acer PCs.

How can i unhide ubuntu dektop panel?

Move your mouse over where it was before it was hidden and it should appear. then right click on a blank space on it, click Properties and uncheck autohide.

if that doesn't work, try this: move your mouse around where the panel used to be and look in the corners of your screen for the unhide arrow and click it to unhide it.

How do you get ubuntu to load?

Your version is probably too heavy for your system. Try downloading Lubuntu or Linux Mint LXDE from their sites and burn them on a disk. Both are significantly easier on old computers compared to Ubuntu.

How large is Ubuntu?

About 2.1 Gb on a fresh install.

How do you install Ubuntu?

Go to ubuntu.com and click the button for "Get Ubuntu". The fastest way to get a CD is to download a CD image (it will be a .iso file), and burn it to a CD. The file will be almost 700Mb, which can take 4-8 hours on a broadband connection. Note that the contents of the .iso file must be burned on a disc, not the .iso file itself. To do this, you will need a CD burning application such as InfraRecorder (infrarecorder.org), which will burn the data in the .iso to disc. It may be a wise idea to backup important files you don't want to lose at this point. If you intend to completely overwrite all your files and previous operating system, or if this is a new computer, you don't need to.

Boot your computer with the CD in the drive. You may have to change settings in your BIOS to make the computer boot from the CD. At the Ubuntu menu, select either "Try Ubuntu Without any Change" or "Install Ubuntu". If you "Try Ubuntu", you will be taken to a working desktop environment, and there will be a shortcut on the desktop to install. Follow the on-screen instructions to install Ubuntu. If you are installing alongside an existing operating system and you do not want to destroy it and all your data, be sure you select the option to resize existing partitions and install side by side. Changes made after this point are generally irreversable. Once you have given the installer all necessary information and options, it will install Ubuntu on your system. Depending on your hardware, this can take up to 30 minutes, but most modern systems should install fairly quickly. Shut down and restart your computer. Ubuntu will instruct you when to remove the CD from the CD drive. When you reboot, you will see your new Ubuntu installation. From here you can check for updates (there are always updates), set up drivers for your hardware, and install new programs. To connect to the internet initially, you will most likely need to connect to a wired network by ethernet.

How do you install an HP DeskJet 895Cxi on Ubuntu?

Hi,

I've just plugged in a Deskjet 895CXi via USB. It was recognised immediately and installed by Ubuntu 10.04LTS but when printing a test page it says I'm using the wrong driver! I went to the HP site, found and downloaded "hplip-3.11.12.run". I deleted the printer and then ran the downloaded file in a terminal. It took about 10 minutes to install, following all the default options and instructions. Works perfectly now :-)