This Linux Shell Scripting Tutorial is designed for people who wish to learn the fundamentals of shell scripting/programming. It also contains an introduction to power tools such as awk and sed. It is not the manual for the shell. While reading this tutorial you may find the manual quite useful (type man bash at $ prompt to see the manual pages). The manual contains all of the necessary information you need, but will not contain any examples which would make the ideas clear. Therefore, this tutorial contains examples rather than all of the features of the shell.
The standard Perl distribution comes with a debugger, although it's really just another Perl program, perl5db.pl. Since it is just a program, I can use it as the basis for writing my own debuggers to suit my needs, or I can use the interface perl5db.pl provides to configure its actions. That's just the beginning, though. read more...
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