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Create an array with same element repeated multiple times
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25 Answers
25
Active
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How to test if list element exists?
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156
This is actually a bit trickier than you'd think. Since a list can actually (with some effort) ...
get list of pandas dataframe columns based on data type
...ertain type, you can use groupby:
>>> df = pd.DataFrame([[1, 2.3456, 'c', 'd', 78]], columns=list("ABCDE"))
>>> df
A B C D E
0 1 2.3456 c d 78
[1 rows x 5 columns]
>>> df.dtypes
A int64
B float64
C object
D object
E int64
dtype: obj...
How to sort an IEnumerable
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156
The same way you'd sort any other enumerable:
var result = myEnumerable.OrderBy(s => s);
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Detect iPad users using jQuery?
... not "o".
– Satish
Apr 21 '11 at 16:56
4
Thanks Satish - I had intended that section to be for an...
Install go with brew, and running the gotour
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185
Installing go 1.4 with homebrew on OSX:
1) Create Directories
mkdir $HOME/Go
mkdir -p $HOME/Go...
Effect of NOLOCK hint in SELECT statements
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5 Answers
5
Active
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What is Android keystore file, and what is it used for?
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Gaurav Agarwal
16.5k2727 gold badges9696 silver badges152152 bronze badges
answered Jul 27 '11 at 19:13
OtraOtra
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Java to Clojure rewrite
I have just been asked by my company to rewrite a largish (50,000 single lines of code) Java application (a web app using JSP and servlets) in Clojure. Has anyone else got tips as to what I should watch out for?
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Version number comparison in Python
...mycmp("1.2", "2.1") < 0
assert mycmp("2.1", "1.2") > 0
assert mycmp("5.6.7", "5.6.7") == 0
assert mycmp("1.01.1", "1.1.1") == 0
assert mycmp("1.1.1", "1.01.1") == 0
assert mycmp("1", "1.0") == 0
assert mycmp("1.0", "1") == 0
assert mycmp("1.0", "1.0.1") < 0
assert mycmp("1.0.1", "1.0") >...