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How to compare objects by multiple fields
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edited Sep 24 '18 at 20:27
community wiki
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Finding the average of a list
... [15, 18, 2, 36, 12, 78, 5, 6, 9]
import statistics
statistics.mean(l) # 20.11111111111111
On older versions of Python you can do
sum(l) / len(l)
On Python 2 you need to convert len to a float to get float division
sum(l) / float(len(l))
There is no need to use reduce. It is much slower an...
Base64 Java encode and decode a string [duplicate]
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Dark KnightDark Knight
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Understanding the Rails Authenticity Token
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answered Jun 2 '09 at 20:16
Topher FangioTopher Fangio
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adb server version doesn't match this client
... version.
– TacoEater
Dec 24 '14 at 20:19
1
Only this helped ! There's a tiny tool called 'adbfix...
What is meant by Resource Acquisition is Initialization (RAII)?
...freed or released?
– Destructor
Aug 20 '15 at 16:40
8
An exception is thrown, but you aren't catc...
How do I view the list of functions a Linux shared library is exporting?
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320
What you need is nm and its -D option:
$ nm -D /usr/lib/libopenal.so.1
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00012ea0 T alcSet...
How to iterate through range of Dates in Java?
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203
Well, you could do something like this using Java 8's time-API, for this problem specifically ...
Is it true that one should not use NSLog() on production code?
...amp; learn!
– e.James
Mar 26 '09 at 20:55
15
An excellent answer, though I recommend using a pers...
How to get a value from a cell of a dataframe?
... A B C
0 -0.074172 -0.090626 0.038272
1 -0.128545 0.762088 -0.714816
2 0.201498 -0.734963 0.558397
3 1.563307 -1.186415 0.848246
4 0.205171 0.962514 0.037709
In [17]: df.iat[0,0]
Out[17]: -0.074171888537611502
In [18]: df.at[0,'A']
Out[18]: -0.074171888537611502
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