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Length of an integer in Python
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answered Feb 3 '10 at 5:00
GeekTantraGeekTantra
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How do I efficiently iterate over each entry in a Java Map?
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ScArcher2ScArcher2
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93
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How to install Xcode Command Line Tools
...et the command-line build tools installed with the current Xcode/Mac OS X v10.8 (Mountain Lion) or later?
13 Answers
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What are the differences between json and simplejson Python modules?
...chmark:
import json
import simplejson
from timeit import repeat
NUMBER = 100000
REPEAT = 10
def compare_json_and_simplejson(data):
"""Compare json and simplejson - dumps and loads"""
compare_json_and_simplejson.data = data
compare_json_and_simplejson.dump = json.dumps(data)
assert...
List comprehension on a nested list?
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>>> l = [['40', '20', '10', '30'], ['20', '20', '20', '20', '20', '30', '20'], ['30', '20', '30', '50', '10', '30', '20', '20', '20'], ['100', '100'], ['100', '100', '100', '100', '100'], ['100', '100', '100', '100']]
>>> new_list = [float...
How to get the top 10 values in postgresql?
...For this you can use limit
select *
from scores
order by score desc
limit 10
If performance is important (when is it not ;-) look for an index on score.
Starting with version 8.4, you can also use the standard (SQL:2008) fetch first
select *
from scores
order by score desc
fetch first 10 rows...
stdlib and colored output in C
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edited Jul 10 '10 at 17:20
answered Jul 10 '10 at 14:04
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How to round up to the nearest 10 (or 100 or X)?
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If you just want to round up to the nearest power of 10, then just define:
roundUp <- function(x) 10^ceiling(log10(x))
This actually also works when x is a vector:
> roundUp(c(0.0023, 3.99, 10, 1003))
[1] 1e-02 1e+01 1e+01 1e+04
..but if you want to round to a "nice...
JavaScript variables declare outside or inside loop?
...ou've got yourself an accidental global.
In particular:
for (var i; i<100; i++)
do something;
for (var i; i<100; i++)
do something else;
Crockford will recommend you remove the second var (or remove both vars and do var i; above), and jslint will whinge at you for this. But IMO it...
Python String and Integer concatenation [duplicate]
...in range(11):
string +=`i`
print string
It will print string012345678910.
To get string0, string1 ..... string10 you can use this as @YOU suggested
>>> string = "string"
>>> [string+`i` for i in range(11)]
Update as per Python3
You can use :
string = 'string'
for i in range(...