Checking out the C stat() function and using it to interrogate files.

One thing Perl does really well is read in information from a file. There are a couple of useful special variables you can use to neaten up your code when doing this or to alter the default behavior when reading in records.

I just finished writing my third e-book about Perl one-liners. Perl one-liners are small and awesome Perl programs that fit in a single line of code and they do one thing really well. These things include changing line spacing, numbering lines, doing calculations, converting and substituting text, deleting and printing certain lines, parsing logs, editing files in-place, and many more.

"This page shows a example of writing a emacs lisp function that process text on the current region, by calling a external perl script. So that you can use your existing knowledge in a scripting language for text processing as emacs commands..."

It's not often that I write about Perl Scripting on Unix Tutorial, but that's just because I don't script in Perl this much on a regular basis. Today, however, I'd like to share one of the building blocks - a really basic piece of functionality which you'll find really useful in almost any Perl script.

Getting together information

Mandriva today announced that the Federal Service on Technical and Export Control (FSTEC) in Russia has agreed to authorise the certification of the Mandriva Linux OS for all safe and legal use in organizations dealing with confidential information. The certification process will be finished in 3 to 6 months.

This post is the second in a series on shell script debugging, error handling, and security. The content of this post will be geared mainly toward BASH users, but there will be information that’s suitable for users of other shells as well. Information such as techniques and methodologies may transfer very well, but BASH specific constructs and commands will not.

ExifTool is a Perl module with an included command-line application
for reading and writing meta information in image, audio and video