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super() fails with error: TypeError “argument 1 must be type, not classobj” when parent does not inh
...oblem is that class B is not declared as a "new-style" class. Change it like so:
class B(object):
and it will work.
super() and all subclass/superclass stuff only works with new-style classes. I recommend you get in the habit of always typing that (object) on any class definition to make sure ...
Add a new element to an array without specifying the index in Bash
Is there a way to do something like PHPs $array[] = 'foo'; in bash vs doing:
5 Answers
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Grid of responsive squares
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You can make responsive grid of squares with verticaly and horizontaly centered content only with CSS. I will explain how in a step by step process but first here are 2 demos of what you can achieve :
Grid of square images
Grid of sq...
Does a valid XML file require an XML declaration?
...he input is encoded as UTF-8, UTF-16 or US-ASCII. Autodetection doesn't work when it encounters 8-bit encodings that use characters outside the US-ASCII range (e.g. ISO 8859-1) -- avoid creating these if you can.
The standalone indicates whether the XML document can be correctly processed without t...
Why can't the tag contain a tag inside it?
As far as I know, this is right:
5 Answers
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Setting an image for a UIButton in code
...ed Apr 2 at 15:26
Michal Šrůtek
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answered Sep 24 '09 at 2:16
Mike WMike...
Xcode 4: How do you view the console?
...n XCode 4. The normal method for the previous version of XCode does not work. Does anyone have an idea of how to accomplish this?
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get just the integer from wc in bash
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casablancacasablanca
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How to create an object property from a variable value in JavaScript? [duplicate]
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There's the dot notation and the bracket notation
myObj[a] = b;
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Is there a difference between authentication and authorization?
...ereby systems may securely identify their users. Authentication systems seek to provide answers to the questions:
Who is the user?
Is the user really who they claim / represent to be?
Authorization, by contrast, is the mechanism by which a system determines what level of access a particular (aut...