Perl January 2006 Archive

Perl's do .. while loop is almost exactly the same as the while loop with one crucial difference - the code is executed before the expression is evaluated. Continue our ... Read More

Ready to learn more about Python? Check out this totally free, and full-featured e-book Dive Into Python, by Mark Pilgrim. Dive Into Python is released under the GNU Free Documentation ... Read More

Find out about the while loop - yet another way to control the logic in your Perl scripts and programs. So far in our series on Perl control structures, we've ... Read More

The Perl function unshift() is a the opposite of the shift() function. Instead of removing a value from the front of an array, it adds values to the front ... Read More

The Perl function shift() is another array function that is used to remove values from an array. Remember when we covered the pop() function? While the pop() function takes a ... Read More

Perl's for loop is another control structure that allows you step through a block of code based on a specific logical expression. We've already discussed using Perl's foreach loop to ... Read More

Comparing values in Perl can sometimes be confusing to new Perl programmers. Comparison operators are vital to determine the logical flow of your Perl scripts. Find out about Perl's two ... Read More

Last week, with very little fanfare, student and programmer Aaron Swartz released the first early version of web.py, a simple Python web framework. This framework, although currently more of a ... Read More

The Perl function push() is used to move values on to an array. Another useful function from the standard Perl library is pop(), which is used to take a variable ... Read More

Once you've read through the introduction to Perl arrays, you'll be ready to dig into more interesting tutorials and projects. Let's start it off by taking a closer look at ... Read More