I know that a lot of people use our resources ... and that very few of them get in touch. That's only natural - it's very rare for me to send a "thank you" to an author.
So I was really touched to find the following in my email this morning:
To Graham Ellis,
Just e-mailing to say thanks f ....
Three more Perl Programming examples for you ...
Use of $" to produce csv data
Efficient code with map and grep
Use of implicit loop and print (-p switch)
... All from the Topicalisation and Special Variable module of our Learning to Program in Perl course.
Puzzled by the subject line? - It's a s ....
Romeo wants to take his girlfriend Julie out to The Jolly Judge tomorrow night, but Julie's Dad (who really doesn't approve of young Romeo) has shut her in her room on the first floor of their home, which as you can see is on the top of a substantial mound.
Being a resourceful lad, Romeo is going t ....
Have you ever sat there and wondered "is this program nearly done ... is it still running ... how is it getting on" and wished you had a progress bar. But then have you ever watched a jerky progress bar and felt that it's more fiction than fact?
We were discussing these aspects on today's private ....
We're moving from Autumn to Winter; the picture with the bright leaves on the trees is less than a month old, but it seems like an age ago. The bare tree was taken at Wilcot on Saturday. And this morning I was scraping ice off the car here in Cambridge.
Back to Melksham tomorrow night ... Friday is ....
It's always a pleasure to run private courses - for when a questions that's a little bit away from the normal comes up, I can take time to provide a full answer and demonstration without fear of loosing delegates from other companies who have no interest. And so it was today - I have two examples, p ....
Use a hash if you want a sparse list in Perl!
If you set up a list in Perl and don't fill all the members from zero up, that's OK but all the missing elements will actually use up some memory as they'll point to an "undef" value. So this happens:
Dorothy:ppcsrd08 grahamellis$ perl
$num[122377633 ....
There are certain places that bring a poignant reminder to me when I drive through them - and one of those is the village of East Grafton, near Hungerford in Wiltshire. We passed through there on Saturday - for the first time in years - on a winter's drive around some of the parts of Wiltshire that ....
At 7 a.m. yesterday morning, I stopped at Welcome Break's South Mimms Service area on my way to Cambridge; I'm particularly watching for price changes with the VAT drop - to see if we can continue to pass on savings, or if our various suppliers have quietly put their prices up, forcing us to do so o ....
Crowds waiting to join the "Santa Special" at Melksham; on the train with Santa, and Longford Road, Melksham - the Christmas lights. All pictures taken on the evening of 30.11.2008.
Update - December 2009 New Official Melksham Christmas lights page here. ....