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Create Pandas DataFrame from a string
...that to the pandas.read_csv function. E.g:
import sys
if sys.version_info[0] < 3:
from StringIO import StringIO
else:
from io import StringIO
import pandas as pd
TESTDATA = StringIO("""col1;col2;col3
1;4.4;99
2;4.5;200
3;4.7;65
4;3.2;140
""")
df = pd.read_csv(TEST...
How Pony (ORM) does its tricks?
...
210
Pony ORM author is here.
Pony translates Python generator into SQL query in three steps:
Deco...
Is this object-lifetime-extending-closure a C# compiler bug?
...n into some extremely curious code-gen on the part of the C# compiler (4.0 if that matters).
2 Answers
...
How to access array elements in a Django template?
... I want to access individual elements of the array in the array (e.g. arr[0] , arr[1] ) etc. instead of looping through the whole array.
...
Why use Ruby's attr_accessor, attr_reader and attr_writer?
...
750
You may use the different accessors to communicate your intent to someone reading your code, and...
Python: using a recursive algorithm as a generator
...
answered Oct 29 '08 at 23:53
Markus JarderotMarkus Jarderot
76.3k1717 gold badges126126 silver badges133133 bronze badges
...
How do you downgrade rubygems?
I have rubygems 1.3.1 installed but I want to go back to 1.2.0. What's the command to downgrade rubygems?
6 Answers
...
What are best practices for validating email addresses on iOS 2.0
... the cleanest way to validate an email address that a user enters on iOS 2.0?
13 Answers
...
How to initialize all members of an array to the same value in Swift?
...
170
Actually, it's quite simple with Swift. As mentioned in the Apple's doc, you can initialize an a...
How to reference the initial commit?
...newer, you can use the --max-parents option:
$ git rev-list --max-parents=0 HEAD
Otherwise, you can get list of all parentless (root) commits accessible from current branch using:
$ git rev-list --parents HEAD | egrep "^[a-f0-9]{40}$"
...