Check if a file is really a file, whether a string contains anything, and whether you can run a program with these vital patterns.

Hi there,<br><br>I have seeing some shell script examples that use (use, not declare!) variables like this:<br><br><pre class="ip-ubbcode-code-pre">${VAR_1}</pre> <br ...

I recently switched to Mac OS X as my primary desktop operating system after spending over a decade on Linux. Although Apple’s operating system supplies practically all of the command line tools I ...

More of you are getting used to Windows PowerShell and realizing its advantages. With that in mind, this month's column is going to be a long one. This is a lightning overview of Windows PowerShell ...

PowerShell scripting doesn't have to haphazard. Here's how to tell PowerShell to build a script from the commands that you have already entered at the command line. Even though I've worked extensively ...