I seem to be stuck here. I want to send a system request from my script to another server via SSH, checking if a folder there exists. A folder path is passed from another script, stored in a variable and might have a space character in it. Since I couldn't...
I've got a pretty simple piece of arithmetic, but for readability and correctness, I've expanded it out into a bunch of temporary variables. It's easier to read, change, and examine partial pieces of the expression.
system, exec, open '|-', open2, etc. all allow me to specify the command to run as a list of arguments that will be passed directly to execvp instead of run through a shell.
I have an array of 11 elements. Where I want to sum the odd elements including the first and last elements as one scalar and the evens as another.
I would like to extract patterns according to a[a-z] from a long string and output only distinct values. For example for the following string in $x
When trying to implement C's assert() macro in Perl, there is some fundamental problem. Consider this code first:
I have a string that looks something like /foo/bar/baz59_ 5stuff.thingI would like to increase the last number (5 in the example) by one, if it's greater than another variable. A 9 would be increased to 10. Note that the last number could be multiple digits also; also that "stuff.thing" could...
I am attempting to work with a hash in Perl6, but when I put some fake values into it (intentionally) like
The empirical behaviour of my Perl 5.26.2 x64 (Cygwin) is that a dualvar is truthy if and only if its string part is truthy:
I'm trying to debug some strange behavior while handling with a hash in Perl. I'm passing a hash (not ref) to a subroutine and for some reason it updates it.