1. UNIX for Dummies Questions & Answers

Is anyone know some scripts to generate random number without repetition using bash; for example generate 10 different random numbers. Thanks (8 Replies)

2. Shell Programming and Scripting

I need to edit a list of numbers on the following form: 1 1.0 2 1.4 5 2.1 7 1.9 I want: 1 1.0 2 1.4 3 0.0 4 0.0 5 2.1 6 0.0 7 1.9 (i want to add the missing number in column 1 together with 0.0 in column 2). I guess it is rather trivial but i didn't even manage to read column... (5 Replies)

3. Shell Programming and Scripting

Hello All, I want to make a simple script which generate random number from 0 to 1000. and simply display it. Plz HELP!!!!!! Regards, Waqas Ahmed (2 Replies)

4. Shell Programming and Scripting

Hi Guys I have a script to find Ranomd numbers. But I want to make the file to produce more random. Could u guys help me plz. In this Script I have the code that generates random in for loop and the range I have specified in my %chromlength input and out put will be like this chrno start end... (3 Replies)

5. Shell Programming and Scripting

Hi, I am having trouble with generating random numbers. can this be done with awk? So I have a file that looks like this: 23 30 24 40 26 34 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)

6. Programming

Hi I'm trying to generate random numbers both in parent process and the child process. But I get the same random number in both processes. Why doesn't it generate different numbers altough I seed random number generator? Here's my code: #include <stdio.h> #include <unistd.h> #include... (2 Replies)

7. Shell Programming and Scripting

Hi All, I have 100 files with names like this: 1.dat, 2.dat, 3.dat until 100.dat. My dat files look like this: 42323 0 438939 1 434 0 0.9383 3434 120.23 3 234 As you can see in the second column, some numbers are missing. I want to fill those missing places with 0's in all... (3 Replies)

8. Programming

hi guys, I am writing a c program that generates a two dimensional array to make matrix and a vector of random numbers and perform multiplication. I can't figure out whats wrong with my code. It generates a matrix of random numbers but all the numbers in the vector array is same and so is the... (2 Replies)

9. Homework & Coursework Questions

Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted! Write a shell script that will take the sum of two random number? Ex: Random n1 +Random n2 = result i tries to write it but i had some dufficulties ... (3 Replies)