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  1. Thread: command problem

    by achuth
    Replies
    8
    Views
    498

    [ubuntu] Re: command problem

    Why the current directory contains a parent directory?
  2. Thread: command problem

    by achuth
    Replies
    8
    Views
    498

    [ubuntu] Re: command problem

    No,
    It is now shown as a link.
    It is still shown as a directory by the ls command.
    WHY?
  3. Thread: command problem

    by achuth
    Replies
    8
    Views
    498

    [ubuntu] Re: command problem

    Why the parent directory file is kept in the current directory?
  4. Thread: command problem

    by achuth
    Replies
    8
    Views
    498

    [ubuntu] command problem

    Sir,
    I don't see any difference between ls and ls -A.

    The output of both the commands are same.

    If there is any difference what is that?

    I didn't understand the man page of ls -A

    What is...
  5. Replies
    2
    Views
    224

    Listing filenames

    I want to fetch every file names starting from root.
    For that I think I can use a recursive listing.
    But I want to avoid a single directory from being scanned. How can I do that?
    I don't want that...
  6. Thread: NIS conflicts

    by achuth
    Replies
    0
    Views
    239

    [ubuntu] NIS conflicts

    I have ubuntu 11.10 installed.
    Telnet server installed and running.
    LAMP package installed.
    Apache Web Server is up and running.

    Will the above active programs conflict with NIS server...
  7. Replies
    8
    Views
    844

    [ubuntu] Using ssh instead of telnet

    I have installed ubuntu 11.10.
    We have a networked environment where there are 50 computers.
    One of them is a server class machine.

    For connecting to each of the 49 clients while sitting at the...
  8. Replies
    6
    Views
    690

    How many Shells?

    Sir,
    I saw an interesting question.
    1. How many shells are there in UNIX?

    Is this a good question?


    Answer I have
    1. Cshell
    2. Kshell
  9. Thread: Options

    by achuth
    Replies
    1
    Views
    157

    [ubuntu] Options

    Some options of a command begin with -- (a double hyphen)

    For example -i and --interactive are same.

    What is the use both type of representation?
    Is there anything special in any of these?
  10. [ubuntu] Restricting applications to standard account.

    I have now an Administrator and a Guest account in my ubuntu installation.
    Now I am going to create a standard user account.
    Being an administrator, can I restrict the standard user from using...
  11. Thread: Selecting files

    by achuth
    Replies
    8
    Views
    429

    Re: Selecting files

    Yes ok. It is working fine.
    Thanks.
    But please explain the following command a bit more.

    ls *([[:upper:]])[[:lower:]]*([[:upper:]])[[:lower:]]*([[:upper:]])
  12. Thread: Selecting files

    by achuth
    Replies
    8
    Views
    429

    Re: Selecting files

    I would like to list only files with exactly two lower case alphabets in it.
  13. Thread: Selecting files

    by achuth
    Replies
    8
    Views
    429

    Selecting files

    Sir,
    I have 5 files in my folder ABCD ABCd ABcd aBcD and abcd
    I would like to select (using ls command) those files which have exactly two lower case alphabets in their name.

    I used the...
  14. Thread: Metcharacters

    by achuth
    Replies
    4
    Views
    345

    Re: Metcharacters

    i am a tutor. For the first question the following command is showing wrong results
    ls *[a-z]*[a-z]*

    please help me on first question only
  15. Thread: Metcharacters

    by achuth
    Replies
    4
    Views
    345

    Metcharacters

    Sir,
    Please give me the patterns for the following using metacharacters

    1. All filenames consisting of two lower-case letters
    2. All filenames beginning with p and having a t somewhere
  16. Replies
    3
    Views
    503

    [ubuntu] Telnet in ubuntu

    I have a server class machine.
    I want to install some software in all the connected client computers.
    Can I use telnet at the server for connecting to the individual clients and then install the...
  17. Thread: Byobu Terminal

    by achuth
    Replies
    4
    Views
    2,337

    [ubuntu] Re: Byobu Terminal

    I would like to get the terminal which is available in ubuntu desktop edition.
    What can I do for that?
    I have installed ubuntu 11.10 server edition
  18. Thread: Byobu Terminal

    by achuth
    Replies
    4
    Views
    2,337

    [ubuntu] Byobu Terminal

    Sir,
    I have installed ubuntu 11.10 server edition.
    After installing it, I installed gnome-shell also to enable GUI.
    On the next restart, I could see the desktop GUI but the Byobu Terminal in it...
  19. Replies
    0
    Views
    127

    [ubuntu] Blocking access to internet

    Sir,
    Suppose that I have 10 computers networked as a LAN.
    All having ubuntu 11.10.
    I have my modem cum router connected to a single machine(server) in the network.
    I would like to prevent access...
  20. Replies
    4
    Views
    333

    Re: Mysterious Program

    ofnuts helped me.
    Thanks.
    Thread ends here.
  21. Replies
    4
    Views
    333

    Mysterious Program

    Sir,
    Please consider the below C code.

    #include<stdio.h>
    void main()
    {
    char c1,c2;
    do
    {
    printf("\nEnter a character");
  22. Replies
    1
    Views
    495

    [ubuntu] Finding Administrator password

    Sir,
    I heard that one can find the password of an ubuntu 11.10 user account by using the Guest account and then using some grep command to search out the password. I don't know the steps exactly.
    ...
  23. Replies
    1
    Views
    729

    [ubuntu] Installation Problem

    Sir,
    I have ubuntu 11.10.

    The following is my problem while installing server tools

    sudo apt-get install yp-tools ypbind ypserv portmap
    Reading package lists... Done
    Building dependency tree...
  24. Replies
    3
    Views
    273

    Execution of a.out

    Why is it necessary to include ./ when we execute a.out eventhough we are in the folder where a.out is located?
  25. Thread: Grep command

    by achuth
    Replies
    5
    Views
    323

    Re: Grep command

    Is this the same for UNIX OS?
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