• Ubuntu GDM Gets Stuck, Won't Proceed to Login

    When I boot my laptop to Ubuntu Lucid, it boots to a blank purple background screen. It doesn't matter how long I wait. I can move the mouse cursor but there's nothing to click. I can ctrl-alt-F1 and log in to a text prompt. When I list the processes

    July 23

  • Oracle Make A SUM

    I need to know how to get the sum of a colum with Html db. For example, I present the salary and prime (bonus) of the employee. My select IS : select ID_EMPL, NAME_EMPL, SAL_EMPL, Prime_empl FROM EMPL My results like this ID EMPL Name Salary Prime (B

    July 23

  • A question on v-table.....

    I was learning COM (in training).... I came across this (trainers view).... and now i am in "wonder" land..... :D :D struct InterfaceA { virtual void MyFunc(){}; }; struct InterfaceB { virtual void MyFunc(){}; }; struct INewInterface : Interface

    July 23

  • Oracle xmlconcat slow

    I'm generating some xml in an implicit for plsql loop. there is plenty 6 direct xmlconcat inside, and 4 "select xmlagg(...) from dual" (which call "select xmlconcat(:b2, :b1) from dual" too imo). the main chunck of data is aggregated h

    July 23

  • try-catch not working

    I am using Borland Turbo C++ Lite IDE to write and run my C++ program. In this I can’t able to use try – catch block. In many books I seen the code using namespace std; but my compiler dosen’t take that code. Please help me on this problem.

    July 23

  • Oracle foreign key view

    is there a view that shows what are all the foreign keys ? pls advise tks & rdgs

    July 23

  • Ubuntu Reinstalling from Older Live CD...

    I'm preparing to reinstall Ubuntu (actually, install it as a partition instead of a Wubi Install) but my Live CD was created from the disc image file that the Ubuntu site gave before the changes in Grub happened recently. My question is, will I need

    July 23

  • sorting instances in a linked list

    I am working on this assignment for my data structures class at school and I don't understand why my sort will not compile. I tried compiling in gcc and its giving me errors I don't know how to resolve. Any suggestions would be great! The program use

    July 23

  • what must I do to resolve the ambiguity in these constructors?

    I'm writing a linked list using templates (just as a learning exercise). I am using the book "Accelerated C++" and one of the exercises is to create a simple List template. I am using the DevC++ 4.9.9.2 compiler. So I started by creating two tem

    July 22

  • Ubuntu Installation & Upgrades stuck!

    I was running Ubuntu 10.10 and updated my software. Then I attempted to upgrade to 11.04 on a desktop running only Ubuntu. It will not boot. I have attempted reinstall from a live CD and get a black flash screen headed by: "GNU Grub version 1.99~rc1-

    July 22

  • "Without Cast"-warning

    Hello I'm facing a problem with pointers... I've the following code snippet below:double value=0.0; .... gdImageStringUp(image, gdFontSmall,5,300,hr_size(value),COLOR); The function "hr_size" is defined as follows (makes some conversions):const

    July 22

  • Ubuntu Apple USB Ethernet Adapter

    i've bought the apple usb ethernet adapter for my macbook air, but it's not recognized on hardy. it seems there is a patch on asix kernel module to make it work, but i don't know how to rebuild just that module and/or make a deb package. For the mome

    July 22

  • Returning huge heap memory from function is overwriting stack

    I am trying to return a huge heap memory from a function and it is overwriting the stack. So, when the function returns the program counter has invalid data and it crashes the program. The following is the sample code: void main() { char *temp; temp=

    July 22

  • Operating Systems Assignment

    This is probably something really dumb that I'm overlooking. My assignment was to create a simple unix shell that would execute console commands in a child process. The shell must also have a history function that invokes when the user presses <ctrl>

    July 22

  • Ubuntu Name that drive...

    Is it possible to name a hard drive so that it would be identifiable in the Macintosh Startup screen (power on/restart holding option key)?

    July 22

  • Internet with Ubuntu 8.1 on a powerbook G4

    I put Ubuntu 8.1 on my old powerbook G4. Totally wiped everything out, it's all ubuntu, no mac. Works great, but I'm trying to get wireless internet working with it in my house. Here's the info I have. I'm using an old Linksys Wireless-G Notebook Ada

    July 22

  • to count number of bits

    I wanted to know how to find number of bits of any number using c++ program. Ex. you have a integer 21. you need to know how many 1's are there in its binary representation.

    July 22

  • How do *you* write your for-loops?

    Hi, I was wondering how you guys wrote your for-loops. Like this:std::string str; for(std::string::iterator iter = str.begin(), str_end = str.end(); iter != str_end; ++iter) { //std::string::end is only called once. } Or like this:for(std::string::it

    July 21

  • Oracle SCN USAGE IN Flash back query - Help needed - Urgent

    I am using the query by using the timestamp value to get the particular version of the data. How to use the SCN value in the flashback query and what is the query used for getting SCN value for todays changes. How to check what are all the scn are av

    July 21

  • Ubuntu iPod/iTunes question

    I have Ubuntu linux on 2 computers at home. I'm going to partition a 3rd computer, a MSI wind u100 netbook, to be half Ubuntu linux. I have 5 computers at home. One is an old Mac G4 cube that I feel no need to put Ubuntu on as I'm phasing it out due

    July 21

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