The first young lady asked for a pint of Black Rat (the local Melksham cider), and the barman asked her for proof of age. But the second young lady, who asked the for a pint of coke, was served without question.
Typical lazy barman? No - typical efficient barman!
With joined up thinking, so much ....
I stumbled across my Live Journal page the other day - or rather someone suggested that I stumble across it. Like so many blogs, it started up as a full flood of enthusiastic posting, quickly reduced to a more moderate data stream, and then conked out completely. "Where are the bloggers now" I ask - ....
It's not the first time I've been asked whether our course in Python covers ESRI / ArcMap software, and whether it's a suitable learning vehicle for Python for use that environment. On the basis that "twice asked is twenty times wondered", I'm posting the generalised question and answer here.
Q: ....
Once a web forum "takes off" and becomes popular, all sorts of different users will sign up ... and with those who have a genuine interest in the topics being discussed ... I celebrate. Very quickly, some new members fade away (the "one shot posters"), others fit in and become regular members who m ....
There's a lot of things to take pictures of in Wiltshire - and I have libraries of them which have rarely seen the light of day.
I've added another directory - currently around two dozen picture - from earlier this year and last. No real theme, other than you might enjoy running them as a slide s ....
Some updates on file opening and reading in Perl ...
1. The original open function was good, but technically questionable in that the second parameter includes (as a single string) both the name of the file and an indicator as to whether it's being opened for read or write. The newer (three parame ....
Let's say that you want a Perl variable to contain a result which varies depending in the type and values of data fed in. Easy enough - but you need to think about what value you want it to hold if the inputs don't match any of the acceptable values. And there are then two approaches:
1. You can se ....
Is 10 greater than 8?
As a number, yes it is ... but if you're comparing character strings and you would for a book's index, then the character "1" comes before the character "8", so in this context the 10 is earlier than (i.e. less than) 8.
Is 14.0 the same as 14?
As a numeric value, yes it is. ....
There's a lot of well established Perl code running in many places, using versions of the language that have been used for years. But the language should not stand still, and so extra features get added in at each intermediate release level ... and that then gives us the conundrum of what we should ....