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How to check if character is a letter in Javascript?
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answered Mar 25 '12 at 21:21
bezmaxbezmax
23k1010 gold badges4545 silver badges8383 bronze badges
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How to plot two columns of a pandas data frame using points?
...he plotted line when calling df.plot:
df.plot(x='col_name_1', y='col_name_2', style='o')
The style argument can also be a dict or list, e.g.:
import numpy as np
import pandas as pd
d = {'one' : np.random.rand(10),
'two' : np.random.rand(10)}
df = pd.DataFrame(d)
df.plot(style=['o','rx'])...
“Too many values to unpack” Exception
...the number of target variables. For example: this work, and prints 1, then 2, then 3
def returnATupleWithThreeValues():
return (1,2,3)
a,b,c = returnATupleWithThreeValues()
print a
print b
print c
But this raises your error
def returnATupleWithThreeValues():
return (1,2,3)
a,b = returnAT...
What does @hide mean in the Android source code?
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182
Android has two types of APIs that are not accessible via SDK.
The first one is located in pack...
All Ruby tests raising: undefined method `authenticate' for nil:NilClass
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Guillaume
21k66 gold badges5858 silver badges9595 bronze badges
answered Nov 29 '10 at 22:47
Jeffrey W.Jeffrey ...
Importing a CSV file into a sqlite3 database table using Python
...your_filename.db'
cur = con.cursor()
cur.execute("CREATE TABLE t (col1, col2);") # use your column names here
with open('data.csv','r') as fin: # `with` statement available in 2.5+
# csv.DictReader uses first line in file for column headings by default
dr = csv.DictReader(fin) # comma is de...
OnChange event handler for radio button (INPUT type=“radio”) doesn't work as one value
...Radios" value="1" />
<input type="radio" name="myRadios" value="2" />
</form>
Here's a JSFiddle demo: https://jsfiddle.net/crp6em1z/
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Check if a string is null or empty in XSLT
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323
test="categoryName != ''"
Edit: This covers the most likely interpretation, in my opinion, of...
How to print a percentage value in python?
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289
format supports a percentage floating point precision type:
>>> print "{0:.0%}".form...
How to concatenate multiple lines of output to one line?
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246
Use tr '\n' ' ' to translate all newline characters to spaces:
$ grep pattern file | tr '\n' ...