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How to determine a Python variable's type?
How do I see the type of a variable whether it is unsigned 32 bit, signed 16 bit, etc.?
17 Answers
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How to get the caller's method name in the called method?
...me: f1
this introspection is intended to help debugging and development; it's not advisable to rely on it for production-functionality purposes.
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transform object to array with lodash
How can I transform a big object to array with lodash?
11 Answers
11
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Chain-calling parent initialisers in python [duplicate]
Consider this - a base class A, class B inheriting from A, class C inheriting from B. What is a generic way to call a parent class initialiser in an initialiser? If this still sounds too vague, here's some code.
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'is' versus try cast with null check
...ast a second time
// before using it as a MyType
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}
to this:
var myObjRef = myObj.myProp as MyType; // only one cast
if (myObjRef != null)
{
// myObjRef is already MyType and doesn't need to be cast again
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}
C# 7.0 supports a more com...
Unmangling the result of std::type_info::name
...nfo class. This contains the name of the typeid'd class/function/etc. but it's mangled. It's not very useful. I.e. typeid(std::vector<int>).name() returns St6vectorIiSaIiEE .
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What is the difference between class and instance attributes?
... a.foo.append(5)
>>> b.foo
[5]
>>> class A:
... def __init__(self): self.foo = []
>>> a, b = A(), A()
>>> a.foo.append(5)
>>> b.foo
[]
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assertEquals vs. assertEqual in python
...ere a difference between assertEquals and assertEqual in the python unittest.TestCase ?
7 Answers
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Convert base-2 binary number string to int
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You use the built-in int function, and pass it the base of the input number, i.e. 2 for a binary number:
>>> int('11111111', 2)
255
Here is documentation for python2, and for python3.
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Calling Objective-C method from C++ member function?
... have a class ( EAGLView ) which calls a member function of a C++ class without problems. Now, the problem is that I need to call in that C++ class a objective-C function [context renderbufferStorage:GL_RENDERBUFFER fromDrawable:(CAEAGLLayer*)self.layer]; which I cannot do in C++ syntax....