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How to use Bash to create a folder if it doesn't already exist?
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edited Aug 25 '16 at 4:17
pcambra
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answered Feb 5 '11 at 11:48...
Split list into multiple lists with fixed number of elements
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214
I think you're looking for grouped. It returns an iterator, but you can convert the result to a ...
Create Pandas DataFrame from a string
...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(TESTDATA, sep=";")
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Unique combination of all elements from two (or more) vectors
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141
this maybe what you are after
> expand.grid(a,b)
Var1 Var2
1 ABC 2012-05-01
2 ...
Test parameterization in xUnit.net similar to NUnit
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140
xUnit offers a way to run parameterized tests through something called data theories. The conce...
Plot a bar using matplotlib using a dictionary
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154
You can do it in two lines by first plotting the bar chart and then setting the appropriate tick...
git: Show index diff in commit message as comment
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149
The --verbose (or -v) flag for git commit will display the diff of what would be committed:
gi...
Difference between break and continue statement
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edited Oct 24 '14 at 17:59
System
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What is the maximum number of characters that nvarchar(MAX) will hold?
...tailed numbers, you should be able to store
(2 ^ 31 - 1 - 2) / 2 = 1'073'741'822 double-byte characters
1 billion, 73 million, 741 thousand and 822 characters to be precise
in your NVARCHAR(MAX) column (unfortunately, that last half character is wasted...)
Update: as @MartinMulder pointed out: ...
Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
...y
treats any integer with a leading zero as octal. So os.chmod("file",
484) (in decimal) would give the same result.
What you are doing is passing 664 which in octal is 1230
In your case you would need
os.chmod("/tmp/test_file", 436)
[Update] Note, for Python 3 you have prefix with 0o ...