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JavaScript OOP in NodeJS: how?

...onstructor.apply( this, arguments ); } //Pointless override to show super calls //note that for performance (e.g. inlining the below is impossible) //you should do //method.$getAge = _super.getAge; //and then use this.$getAge() instead of super() method.getAge = function() { return _super.getAge...
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Matplotlib (pyplot) savefig outputs blank image

...values that depend whether or not T0 exists. Second, after plt.show() is called, a new figure is created. To deal with this, you can Call plt.savefig('tessstttyyy.png', dpi=100) before you call plt.show() Save the figure before you show() by calling plt.gcf() for "get current figure", then you ca...
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Use underscore inside Angular controllers

...derscore, it attaches itself to the window object, and so is available globally. So you can use it from Angular code as-is. You can also wrap it up in a service or a factory, if you'd like it to be injected: var underscore = angular.module('underscore', []); underscore.factory('_', ['$window', fu...
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Get the name of the currently executing method

... Even better than my first answer you can use __method__: class Foo def test_method __method__ end end This returns a symbol – for example, :test_method. To return the method name as a string, call __method__.to_s instead. Note: This requires Ruby 1.8.7. ...
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throw Error('msg') vs throw new Error('msg')

...this is explicitly stated in the specification: ... Thus the function call Error(…) is equivalent to the object creation expression new Error(…) with the same arguments. share | improve thi...
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What is __main__.py?

What is the __main__.py file for, what sort of code should I put into it, and when should I have one? 5 Answers ...
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Object of custom type as dictionary key

... You need to add 2 methods, note __hash__ and __eq__: class MyThing: def __init__(self,name,location,length): self.name = name self.location = location self.length = length def __hash__(self): return hash((self.name...
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Convert a python 'type' object to a string

... print type(someObject).__name__ If that doesn't suit you, use this: print some_instance.__class__.__name__ Example: class A: pass print type(A()) # prints <type 'instance'> print A().__class__.__name__ # prints A Also, it seems th...
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New Array from Index Range Swift

... Pedantic point, but this isn't really casting the Slice to an Array, but rather creating a new array from a slice. A cast would use the as operator: numbers as Array which would result in an error. – j b Jun 10 '14 at 9...
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Simple Log to File example for django 1.3+

...ogfile'], 'level': 'DEBUG', }, } } Now what does all of this mean? Formaters I like it to come out as the same style as ./manage.py runserver Handlers - I want two logs - a debug text file, and an info console. This allows me to really dig in (if needed) and look at a te...