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Get fully qualified class name of an object in Python
...ore circumspect approach.
# Alas, the module name is explicitly excluded from __qualname__
# in Python 3.
module = o.__class__.__module__
if module is None or module == str.__class__.__module__:
return o.__class__.__name__ # Avoid reporting __builtin__
else:
return module + '.' +...
Sorting arrays in NumPy by column
...joa's method by using a stable sort like mergesort and sorting the indices from the least significant to the most significant columns:
a = a[a[:,2].argsort()] # First sort doesn't need to be stable.
a = a[a[:,1].argsort(kind='mergesort')]
a = a[a[:,0].argsort(kind='mergesort')]
This sorts by colu...
AngularJS : ng-model binding not updating when changed with jQuery
... This did the trick for me. I was updating the value of a bound input from a directive test and wrapping the .val('something' call in an $apply (or calling $digest afterward) didn't work.
– Tom Seldon
Apr 29 '15 at 11:38
...
Testing whether a value is odd or even
...ry that you'll have to buy. Note that the question did include conversions from other types to number, and clearly the point of what I'm suggesting here is to have a simple one-line function that handles numbers and strings. Of course, as per my own comment this doesn't actually handle all possible ...
Compiling problems: cannot find crt1.o
...Ubuntu this worked sudo apt-get install gcc-multilib and it fixed my error from gfortran -m32 ...
– randwa1k
Sep 10 '14 at 1:11
1
...
How to normalize an array in NumPy?
...kit-learn you can use sklearn.preprocessing.normalize:
import numpy as np
from sklearn.preprocessing import normalize
x = np.random.rand(1000)*10
norm1 = x / np.linalg.norm(x)
norm2 = normalize(x[:,np.newaxis], axis=0).ravel()
print np.all(norm1 == norm2)
# True
...
Choosing between MEF and MAF (System.AddIn)
...application. It also provides a very complete way of decoupling the addons from depending on anything but the contract you give them. In fact, you can versionize your contract adapters to provide backwards compatibility to old addons while you are upgrading the main App. While this sounds great, i...
What is content-type and datatype in an AJAX request?
...arset=UTF-8, which is the default.
dataType is what you're expecting back from the server: json, html, text, etc. jQuery will use this to figure out how to populate the success function's parameter.
If you're posting something like:
{"name":"John Doe"}
and expecting back:
{"success":true}
Th...
Iterating through directories with Python
...Pathlib is also available on Python 2.7 via the pathlib2 module on PyPi):
from pathlib import Path
rootdir = Path('C:/Users/sid/Desktop/test')
# Return a list of regular files only, not directories
file_list = [f for f in rootdir.glob('**/*') if f.is_file()]
# For absolute paths instead of relati...
Why doesn't C++ have a garbage collector?
...eople not being able to come to a general consensus fast enough.
A quote from Bjarne Stroustrup himself:
I had hoped that a garbage collector
which could be optionally enabled
would be part of C++0x, but there were
enough technical problems that I have
to make do with just a detailed
...