Exercises, examples and other material relating to training module P409. This topic is presented on public course Using Perl on the Web
As your web site grows from half a dozen pages to a hundred or a thousand, how are you going to help your customers find their way around? A good web site design with clear navigation is always vital but you'll also be well advised to provide some sort of search capability to help your users find the needle they want in what will inevitably become a bit of a haystack. We study algorithms for searching small and medium sized sites (or parts of sites) and provide pointers for you to indexing systems for large data sets.
|Articles and tips on this subject||updated|
|2233||Transforming data in Perl using lists of lists and hashes of hashes|
In Perl, you don't have conventional two dimensional arrays - you have lists which are single dimensional only. However, you can have a list that contains a reference to another list, in effect a list of lists. Very powerful stuff as it leads to a very flexible way of handling data structures - we ...
|1183||Improving searches - from OR to AND?|
There's a search box on the top of all our regular pages - put a word in there, submit the form, and you'll be offered a selection of appropriate pages ... and if there's nothing relevant, you'll be offered nearby spellings. Try a search for Ireland and a search for Irelond.
Search for multiple words, ...
Examples from our training material
Some modules are available for download
as a sample of our material or under an Open Training Notes License
for free download from [here]
Topics covered in this module
The science of searching.
Local searches using .
Searching a small local area without .
Searching a larger site.
Still wider searches.
Need for more efficient search!.
Need to find out sites to visit by crawling.
Need to be able to leave an enquiry running.
A robotic search program.
If you are looking for a complete course and not just a information on a single subject, visit our Listing and schedule
Well House Consultants specialise in training courses in
. We run
throughout the UK (and beyond for longer courses), and
at our training centre in Melksham, Wiltshire, England.
It's surprisingly cost effective to come on our public courses -
even if you live in a different
country or continent to us
We have a technical library of over 700 books on the subjects on which we teach.
These books are available for reference at our training centre.