Sometimes you will have to change the permissions of a file. I had to do this recently to get an installation of WordPress blog to run. Here is how to change file permissions using cPanel:

log into cPanel
look for File Manager and follow the link
you will get a window that says Please select a directory [...]

For smart security, put the script that your cron job runs in a directory above your /cgi-bin/ and /www/ or /public_html/ directories.
This is because if your script is in, or under, your /public_html/ directory, then it can be executed via a browser by anyone anytime.

In “Part 1″ of how to deal with emails from the server warning that you are approaching your file limit, we looked at how to figure out why you were approaching your limit. We also looked at one likely culprit: email.
Causes other than email accounts might be the problem. In this post, we look [...]

At some point you will likely receive an email from your web hosting server with the subject “Disk Usage Warning (warn).” The contents of the email will be something along the lines of:
The account with the username ‘yoursite’, is running out of disk space.
Please remove some files from this account, or ask the administrator to [...]

A site owner is often surprised by a warning email that disk space used is reaching the maximum size. Email is often to blame. Add up all the email inboxes, spam, deleted mail and sent mail for all your email addresses and your email is likely to take up a surprising amount of disk space.
To [...]

Sometimes you end up with a ton of files in a directory, so many files that it is difficult to delete them. (I did this with some file caching code that was not working as well as I thought.) Just trying to change directory to where all those files are hangs the FTP software. [...]