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Why all the Active Record hate? [closed]

...rent things. They mostly follow that design pattern, but extend and modify it in many different ways, so before anyone says "ActiveRecord Sucks" it needs to be qualified by saying "which ActiveRecord, there's heaps?" I'm only familiar with Rails' ActiveRecord, I'll try address all the complaints wh...
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Can vim monitor realtime changes to a file

My question is similar to this how to monitor a text file in realtime but I want to do it in vim. I know I can read an opened file use tail -f sample.xml file, and when new content is written to the file, it'll also write the new content to my screen. Can I have vim automatically fill the new da...
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What are the main uses of yield(), and how does it differ from join() and interrupt()?

I am a little bit confused about the use of yield() method in Java, specifically in the example code below. I've also read that yield() is 'used to prevent execution of a thread'. ...
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Why is Lisp used for AI? [closed]

I've been learning Lisp to expand my horizons because I have heard that it is used in AI programming. After doing some exploring, I have yet to find AI examples or anything in the language that would make it more inclined towards it. ...
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How do you split a list into evenly sized chunks?

I have a list of arbitrary length, and I need to split it up into equal size chunks and operate on it. There are some obvious ways to do this, like keeping a counter and two lists, and when the second list fills up, add it to the first list and empty the second list for the next round of data, but t...
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Encode String to UTF-8

I have a String with a "ñ" character and I have some problems with it. I need to encode this String to UTF-8 encoding. I have tried it by this way, but it doesn't work: ...
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How do I create a simple 'Hello World' module in Magento?

...First and foremost, I highly recommend you buy the PDF/E-Book from PHP Architect. It's US$20, but is the only straightforward "Here's how Magento works" resource I've been able to find. I've also started writing Magento tutorials at my own website. Second, if you have a choice, and aren't an experi...
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Does use of final keyword in Java improve the performance?

In Java we see lots of places where the final keyword can be used but its use is uncommon. 13 Answers ...
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JavaScript module pattern with example [closed]

...e of code then var anoyn = (function() { }()); What is closure in JS? It means if we declare any function with any variable scope/inside another function (in JS we can declare a function inside another function!) then it will count that function scope always. This means that any variable in out...
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When should you not use virtual destructors?

...re a virtual destructor for a class? When should you specifically avoid writing one? 12 Answers ...