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How does JavaScript .prototype work?

...ing languages but I've written my fair share of JavaScript code. I never really got my head around this prototype-based programming, does any one know how this works? ...
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Why do people use Heroku when AWS is present? What distinguishes Heroku from AWS? [closed]

...app using Heroku. Word from my other advisor friends says that Heroku is really easy, good to use. The only problem is that I still have no idea what Heroku does... ...
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Default filter in Django admin

How can I change the default filter choice from 'ALL'? I have a field named as status which has three values: activate , pending and rejected . When I use list_filter in Django admin, the filter is by default set to 'All' but I want to set it to pending by default. ...
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How do I get the path of the current executed file in Python?

...ike a newbie question, but it is not. Some common approaches don't work in all cases: 13 Answers ...
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Get all related Django model objects

How can I get a list of all the model objects that have a ForeignKey pointing to an object? (Something like the delete confirmation page in the Django admin before DELETE CASCADE). ...
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MySQL: how to get the difference between two timestamps in seconds

...ifference between two timestamps in seconds, or would I need to do that in PHP? And if so, how would I go about doing that? ...
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How can I recover the return value of a function passed to multiprocessing.Process?

... need to know which process is returning which value. If that what you actually need to know about the process, or do you need to correlate between your list of inputs and the list of outputs? In that case, I would recommend using multiprocessing.Pool.map to process your list of work items. ...
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What are some (concrete) use-cases for metaclasses?

...a couple functions I found that I was able to increment the figure count, call draw manually, etc, but I needed to do these before and after every plotting call. So to create both an interactive plotting wrapper and an offscreen plotting wrapper, I found it was more efficient to do this via metacla...
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What do all of Scala's symbolic operators mean?

...se of teaching, into four categories: Keywords/reserved symbols Automatically imported methods Common methods Syntactic sugars/composition It is fortunate, then, that most categories are represented in the question: -> // Automatically imported method ||= // Syntactic sugar ++= // Syn...
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What's the best way to make a d3.js visualisation layout responsive?

...sive http://soqr.fr/testsvg/embed-svg-liquid-layout-responsive-web-design.php share | improve this answer | follow | ...