10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi Guys and gals...
As you know I am getting to grips with POSIX and hit this stumbling block.
Generating two random numbers 0 to 255 POSIXly. Speed in not important hence the 'sleep 1' command.
I have done a demo that works, but it sure is ugly! Is there a better way?
# Random... (12 Replies)
Discussion started by: wisecracker
2. Shell Programming and Scripting
How can I generate a string of random characters (alpha+numeric) of a particular length ?
For e.g. for
n=5, output = 'kasjf'
n=10, output = 'hedbcd902k'
Also, please let me know if random (valid) dates could also be generated.
Thanks (7 Replies)
Discussion started by: rishigc
3. Shell Programming and Scripting
Having a hard time with this. Very new to scripting and linux. Spent all sunday trying to do this. Appreciate some help and maybe help breaking down what the syntax does.
Create a Bash program. It should have the following properties
• Creates a secret number between 1 and 100
i. The... (3 Replies)
Discussion started by: LINUXnoob15
4. Shell Programming and Scripting
Do anybody knows how to use awk or any command to random print out 1000 number which start from range 1 to 150000?
I know that "rand" in awk can do similar random selection.
But I have no idea how to write a code that can random pick 1000 number from range 1 to 150000 :confused:
... (1 Reply)
Discussion started by: perl_beginner
Hello All, I am stuck up in a program where the rand functions ends up giving all the same integers. Tried sleep, but the numbers turned out to be same... Can anyone help me out how to fix this issue ? I have called the srand once in the program, but I feel like when I call fork the child process... (5 Replies)
Discussion started by: manisum
6. Shell Programming and Scripting
I have extracted some report from database for few activities done.
Now I have a requirement to add some random time(In range of 10-35) in front of each activity.
Can be generated random numbers in any bash/sh shell within a given number range, let's say in between 10-30.
... (10 Replies)
Discussion started by: gr8_usk
Im new to C, and Im having a hard time getting a random number.
In bash, I would do something similar to the following to get a random number;
SEED=`expr $seed1 * $seed2 / $seed3`
Now, in online examples... (4 Replies)
Discussion started by: trey85stang
How can we generate 16 digit random nos in C. (10 Replies)
Discussion started by: ajaysahoo
9. Shell Programming and Scripting
I am having trouble with generating random numbers. can this be done with awk?
So I have a file that looks like this:
So column1 is start and column2 is end. I want to generate 3 random #'s between start and stop:
So the output will look like this:
... (9 Replies)
Discussion started by: phil_heath
10. Shell Programming and Scripting
Hello, need a way to generate numbers within 0.5-1.5 range
Has to be totally random:
and so on....
How to? (10 Replies)
Discussion started by: TehOne