Wednesday, September 15, 2010

CrazyEngineers Forum - Computer Science & IT Engineering

CrazyEngineers Forum - Computer Science & IT Engineering


Urgent!!! Problem in C

Posted: 14 Sep 2010 02:04 PM PDT

I need to make all the permutations of a string's characters........how do i do this.....

tiill now what i was doing was allot a digit to each character.....start from 999999......n times(where n is the no of charcters).......till 0......and then check for digits and print the permutation accordingly....

e.g.: String to be permuted: ajkl
then i was assigning:
1 to a
2 to j
3 to k
4 to l

and looping from 9999 to 0 i was checking for all the numbers which contained the digits 1,2,3,4 and accordingly printed the digit....

A Issue in Ubuntu!

Posted: 14 Sep 2010 07:11 AM PDT

Hello Guys,

I am using Ubuntu 10.0.4. I am pretty much new to Linux.

I am facing a problem, whenever I start Ubuntu It is asking user id and password in the command prompt.
After entering these details , it is still in command prompt.

I tried the start --system , start --console commands. I dont know whether these exist.

I tried start --help , but I didnt understand what to type to go into system.

Any idea , please let me know.

java-mobile

Posted: 14 Sep 2010 06:39 AM PDT

hii every1,, can any1 help me out in developing a java mobile application(a jar application)..??
its descrption is as follows-
it is a typ of app. of which will run on java enabled mobile phon..
when this application is made to run on a phon, it may perform following actions on pressing following keys of mobile phone-
key 2- send (1 0)signals to its USB port
key 8- send (1 1)signals to its USB port
key 4- send (0 1)signals to its USB port
key 6- send (0 0)signals to its USB port



pls help me out ovr this.

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