Joshua Paling

Duck Typing - What is it? Apr 24 2014

Duck Typing is a bit of a buzz word. If you don't know what it is, it's likely that you've used it, or at least read code that uses it, without knowing it.

There's a million posts on duck typing. Most try to get all meta and use an example of a class...

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Play the ball, not the person Apr 22 2014

Years ago, on the rules page of an online forum, I read something that stuck with me. "Play the ball, not the man". Here's an example of the former:

Hi Bob, I'd agree with your point A, but your point B contradicts C and D, which I outlined above...
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My Microcourses Idea Sucked Apr 21 2014

So. My microcourses idea sucked.

The short version of the above link is this: Newbies could do with more structure at events like Dev Hub and Rails Camp. We could make a bunch of short (1-2hr) 'microcourses'. Each would cover a specific topic, and...

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Tips for Conways Game of Life Mar 29 2014

Update: I am going. Yay. And I made some virtual scrap paper for Conway's Game of Life.

There's a senior / junior hack night on tomorrow night. They'll be doing Conway's Game of Life. I wish I could make it, but I gotta look after my babies.


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After Migration Callbacks in CakePHP Mar 19 2014

Here's a little code snippet I never remember, and often find myself looking for in past projects. Figured it'd save me some time to paste it here.

Instantiate a model and execute some SQL (or do whatever you want) after a migraton has run:

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Fix - Plesk fails to send email to same domain Mar 11 2014

I came across an issue where the server would send email fine, except if it was sending the email to the same domain as the website it was being sent from (eg. sending from the website to or similar...

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How best to mock emails for testing in CakePHP Mar 11 2014

Great question (or rather, great answer) here

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My thoughts on moral dilemmas, and dymaxion's final slide at ruby conf au 14 Feb 23 2014

Eleanor Saitta was the closing speaker for RubyConf Australia, and her speech ended something like this: "This conference was very white, and very male. Here's a list of 37 women that you could have invited to speak." (shows slide of names).

Not surprisingly...

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Ruby Conf Day 1 Wrap Up Feb 19 2014

Rubyists across the globe will no doubt be flocking to my blog by the millions to read my wrap up of day 1. Not really. But my business paid for my ticket, so I should make some notes or something.

Here's the talks I went to, and the main points I...

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Questions About Unit Testing Feb 8 2014

Before I started unit testing, back when I knew it was all the rage but just hadn't got around to learning it, or wasn't sure if it'd be worthwhile for me, I wrote down these questions. It took me a while to get round to it, but I finally wrote answers...

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