Some tips for using Ubuntu Linux in the process

01) Enable the root user password

sudo passwd root

You will be prompted to enter a new password and enable it.

02) Disable the root account

sudo passwd-l root

03 Allow root user to log into gnome (not recommended)

When root is enabled,

Open the system → system management → login window and select Security. Check "Allow local system administrator to log on"

04 Automatically login Gnome (it is said to be unsafe)

However, it is convenient to enter the password without having to log in every time.

Open the System-> System Management-> Login window and select Security. Tick "Automatically log on at startup" and select a user.

05 Change File/folder permissions

Right-click the file or folder. Select Properties → permissions paging.

Here you can check, write, and perform several options for the owner, group, and other selections.

06 Change the owner of the File/folder

sudo chown the location of the new owner user name/file or folder

07 Recover the GRUB boot menu after installing Windows

Look here, "there's no way to go into Ubuntu after you reload Windows."

http://forum.ubuntu.org.cn/viewtopic.php?t=2461

08) Prevent Fsck from checking the Vfat file system

The system always detects Windows (VFAT) partitions every time it is powered up, and if you do not want fsck to check the Windows (VFAT) partition at startup (sometimes such checks produce many error messages), you can edit the/etc/ The fstab file changes the pass parameter in column 6th to 0, which, of course, can only be changed under root or with root permissions:

sudo gedit/etc/fstab

09 How to remove the desktop partition shortcut icon

On the Ubuntu desktop, there are all the partitions of the hard disk icons, such as HAD5, Had6, Had7, and so on, although they bring some convenience, but these can be in the upper right corner of the "Location" menu to find, to remove the words:

Enter "Gconf-editor" in the terminal and press ENTER,

and find Apps-->nautilus-->desktop.

Volumes visible the back of the hook to remove it.

The shortcut to the program you want to build directly from the menu drag it to the desktop on the line.

10 Change the Grub menu boot system

After installing Ubuntu, the system boots automatically to Ubuntu, waits 10 seconds to enter Ubuntu. And a lot of people are installed dual systems, and want to automatically guide to Windows, that can be changed.

sudo cp/boot/grub/menu.lst/boot/grub/menu.lst_backup

sudo gedit/boot/grub/menu.lst

and search for this line of text

Default 0

Replace it with the following line

Default X_sequence

Save the edited file.

Note: X_sequence means the number of entries in your operating system (starting from 0, that is, the first is "0", the second is "1", and "other operating system"). ）

11) Add Program Menu

To add a program menu, the Novice will frown, look at the above Lumaqq, avast add menu steps, really ...

But not afraid, this is actually very easy to get things done.

.1) Open Menu Editor: application-attachment-alacarte menu editor;

.2) Select the sequence to add to;

.3) Open: File-new bar/New menu

.4) In the name of the menu name, and then after the "command", from the "browse" to find the file to line;

.5) If necessary, then select an icon;

.6) Finally, determine ...

Installation of software under Linux

Install the software under Linux, you can see this

http://forum.ubuntu.org.cn/viewtopic.php?t=7619&highlight=%E5%9C%A8linux%E4%B8%8B%E5%AE%89%E8%A3%85%E8%BD% Af%e4%bb%b6

Learn about Ubuntu, but look at this.

http://wiki.ubuntu.org.cn/%E5%A6%82%E4%BD%95%E4%BD%BF%E7%94%A8%E6%96%B0%E7%AB%8B%E5%BE%97

However, in Ubuntu, installing the software is really simple:

.1 If you already know the name of the package to install, simply enter the command in the terminal: Apt-get Install * * * (package name)

.2) If you have downloaded the Deb package for the software, double-click on the line.

In addition, in the Linux system software, there are many rpm, this software package in Ubuntu can not be used directly, if you really want to use, it is necessary to convert the RPM package into a Deb package

.. 1 Install a gadget that converts the RPM package to a Deb package alien

Apt-get Install Alien

.. 2 Enter the directory where the RPM is, type the command

Alien xxx.rpm (rpm file converted to Deb package)

You can generate a xxx.deb in this directory, and then you double click on the line.