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Best way of returning a random boolean value
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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: ...
How do you create nested dict in Python?
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Algorithm for Determining Tic Tac Toe Game Over
...arc Bacvanski
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answered Jun 29 '09 at 2:33
HardwareguyHardwareguy
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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 ...
Apache Spark: map vs mapPartitions?
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Alberto Bonsanto
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answered Jan 17 '14 at 19:46
Alexey RomanovAle...
What is non-blocking or asynchronous I/O in Node.js?
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answered May 13 '12 at 8:14
JosephJoseph
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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 ...
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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