What do you do, when you need a random number in your programming? The chances are that you reach for your environment’s function to do the job, usually something like rand() or similar. This returns ...

How to generate random numbers with no duplicates in Excel Your email has been sent Over the last few months, I’ve written about several of Excel’s new dynamic array functions. They’re powerful and ...

There are several ways to conveniently generate random data on Unix systems. One popular way is to make use of Perl’s rand function. Another is to employ the /dev/random or /dev/urandom pseudodevice ...