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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...
Taskkill /f doesn't kill a process
When I start up an Experimental instance of VS from VS for debugging and stop debugging (sometimes directly from the parent VS), a zombile devenv.exe process remains running which I am unable to kill. It holds on to many of my dlls.
...
Analytics Google API Error 403: “User does not have any Google Analytics Account”
I'm creating an script, based on Google Analytics step-by-step guide from this page:
15 Answers
...
difference between width auto and width 100 percent
...ment the same width as its parent container when additional space is added from margins, padding, or borders.
width: 100%; will make the element as wide as the parent container. Extra spacing will be added to the element's size without regards to the parent. This typically causes problems.
...
Is there any use for unique_ptr with array?
...ically sized array, so std::array is out. And some people get their arrays from other code that is known to return an array; and that code isn't going to be rewritten to return a vector or something.
By allowing unique_ptr<T[]>, you service those needs.
In short, you use unique_ptr<T[]>...
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
...
Can you help me understand this? “Common REST Mistakes: Sessions are irrelevant”
...ld be then passed along with
subsequent requests? Does that make
sense from a REST point of view, or is
that missing the point?
This would not be RESTful since it carries state but it is however quite common since it's a convenience for users; a user does not have to login each time.
What...