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Cosine Similarity between 2 Number Lists
...th vectors (more of a matrix transpose, actually) just to get the data in "Pythonic" order. It would be interesting to time the nuts-and-bolts implementation:
import math
def cosine_similarity(v1,v2):
"compute cosine similarity of v1 to v2: (v1 dot v2)/{||v1||*||v2||)"
sumxx, sumxy, sumyy ...
pandas: How do I split text in a column into multiple rows?
...miter. I was wondering if there is a simple way to do this using pandas or python?
6 Answers
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What are the pros and cons of the leading Java HTML parsers? [closed]
...TML parsers implements the W3C DOM API (part of the JAXP API, Java API for XML processing) and gives you a org.w3c.dom.Document back which is ready for direct use by JAXP API. The major differences are usually to be found in the features of the parser in question. Most parsers are to a certain degre...
Convert hex string to int in Python
How do I convert a hex string to an int in Python?
12 Answers
12
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GUI-based or Web-based JSON editor that works like property explorer [closed]
...endorsement intended or implied, may or may not meet requirement)
Liquid XML - JSON Schema Editor Graphical JSON Schema editor and validator.
http://www.altova.com/download-json-editor.html
XML ValidatorBuddy - JSON and XML editor supports JSON syntax-checking, syntax-coloring, auto-completion, JS...
Numpy `logical_or` for more than two arguments
...erms, and can be used as a 2D array.
Outside of NumPy, you can also use Python's reduce:
>>> functools.reduce(np.logical_or, (x, y, z))
array([ True, True, True, False], dtype=bool)
However, unlike NumPy's reduce, Python's is not often needed. For most cases, there's a simpler way ...
Google Maps API - Get Coordinates of address
...ps/api/geocode/json?address=1600+Amphitheatre+Parkway,+Mountain+View,+CA
XML Example:
http://maps.google.com/maps/api/geocode/xml?address=1600+Amphitheatre+Parkway,+Mountain+View,+CA
Edit:
Please note that this is now a deprecated method and you must provide your own Google API key to acc...
Shortcut to switch between design and text in Android Studio
...shortcut to switch between design and text in android studio while editing XML layout?
14 Answers
...
Maven2 property that indicates the parent directory
...roovy code that checks these three folders.
Here is the extract of my pom.xml:
<!-- Use Groovy to search the location of the properties file. -->
<plugin>
<groupId>org.codehaus.groovy.maven</groupId>
<artifactId>gmaven-plugin</artifactId>
<version...
Creating Threads in python
...
Python 3 has the facility of Launching parallel tasks. This makes our work easier.
It has for thread pooling and Process pooling.
The following gives an insight:
ThreadPoolExecutor Example
import concurrent.futures
impo...