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How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
...n import it, though. You have to do conda install C:\...PACKAGE-0.0.0-py27_0.tar.bz2 as described in stackoverflow.com/a/20750388/125507
– endolith
Oct 16 '15 at 1:52
...
What is 'Pattern Matching' in functional languages?
... `Cons`, we only want the first part; that's the list's head.
head (Cons h _) = h
Since List a values can be of two different kinds, we need to handle each one separately; this is the pattern matching. In head x, if x matches the pattern Nil, then we run the first case; if it matches the pattern ...
How to compute the similarity between two text documents?
... package, computing cosine similarities is as easy as
from sklearn.feature_extraction.text import TfidfVectorizer
documents = [open(f) for f in text_files]
tfidf = TfidfVectorizer().fit_transform(documents)
# no need to normalize, since Vectorizer will return normalized tf-idf
pairwise_similarity ...
submit a form in a new tab
...
<form target="_blank" [....]
will submit the form in a new tab... I am not sure if is this what you are looking for, please explain better...
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Remove unwanted parts from strings in a column
... the substring/pattern to match, and the substring to replace it with.
pd.__version__
# '0.24.1'
df
time result
1 09:00 +52A
2 10:00 +62B
3 11:00 +44a
4 12:00 +30b
5 13:00 -110a
df['result'] = df['result'].str.replace(r'\D', '')
df
time result
1 09:00 52
2 10:0...
Pros and cons of using sbt vs maven in Scala project [closed]
... answered Jul 1 '12 at 12:25
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Batch file to delete files older than N days
... I used this syntax on Win Server 2008: forfiles /P "C:\Mysql_backup" /S /M *.sql /D -30 /C "cmd /c del @PATH"
– jman
Apr 18 '11 at 8:42
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Python assigning multiple variables to same value? list behavior
...]=1 is actually calling a method on the list object. (It's equivalent to a.__setitem__(0, 1).) So, it's not really rebinding anything at all. It's like calling my_object.set_something(1). Sure, likely the object is rebinding an instance attribute in order to implement this method, but that's not wha...
Changes in import statement python3
...a single function. In Python 2 you were permitted to be semi-lazy:
def sin_degrees(x):
from math import *
return sin(degrees(x))
Note that it already triggers a warning in Python 2:
a.py:1: SyntaxWarning: import * only allowed at module level
def sin_degrees(x):
In modern Python 2 co...
List directory in Go
...il.ReadDir("./")
if err != nil {
log.Fatal(err)
}
for _, f := range files {
fmt.Println(f.Name())
}
}
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